Solid-State Laser Patent Landscape 2026
Solid-State Laser Patent Landscape in 2026
The solid-state laser patent field encompasses 4,463 patent families and is dominated by Japanese electronics and photonics firms, with Hamamatsu Photonics holding the largest position. Activity peaked in 2019 and has since eased on a multi-year basis, signalling a maturing field where competitive differentiation now hinges on application focus rather than raw filing volume.
Hamamatsu Photonics leads a concentrated but multi-tiered field
Hamamatsu Photonics ranks first with 835 patent records, followed closely by Mitsubishi Electric at 796 and Sony Group at 598. The top five filers collectively account for 23% of the combined output of the hundred largest filers, confirming moderate-to-high concentration at the apex.
A tight first tier of Japanese incumbents — Hamamatsu, Mitsubishi Electric, Sony, and Electro Scientific Industries — holds a meaningful lead over the second tier, which includes Raytheon, Fujifilm, Semiconductor Energy Laboratory, NEC, Panasonic, and Toshiba. The gap between first and second tier is narrow enough that challengers with focused application strategies could close it.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Hamamatsu Photonics K.K. | 835 | |
| 2 | Mitsubishi Electric Corporation | 796 | |
| 3 | Sony Group Corporation | 598 | |
| 4 | Electro Scientific Industries Inc | 596 | |
| 5 | Raytheon Company | 536 | |
| 6 | Fujifilm Corporation | 391 | |
| 7 | Semiconductor Energy Laboratory Co., Ltd. | 346 | |
| 8 | NEC Corporation | 345 | |
| 9 | Panasonic Holdings Corporation | 327 | |
| 10 | Toshiba Corporation | 318 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Coherent Inc | 272 | |
| 12 | Corning Incorporated | 243 | |
| 13 | Gigaphoton Inc | 241 | |
| 14 | Seurat Technologies Inc | 233 | |
| 15 | Nikon Corporation | 231 | |
| 16 | Lawrence Livermore National Security LLC | 223 | |
| 17 | KLA Corporation | 216 | |
| 18 | Koninklijke Philips N.V. | 197 | |
| 19 | IMRA America Inc | 187 | |
| 20 | The Boeing Company | 185 |
The leaders’ breadth across laser physics, materials processing, and optics indicates platform-level coverage. Entrants targeting specific application verticals such as medical devices or additive manufacturing face less crowded sub-spaces against incumbents whose depth in those areas is more limited.
Filings from approximately 2023 onward are subject to publication lag and likely under-represent actual recent activity; the apparent decline in those years should not be taken as evidence of accelerating exit from the field.
Peak activity in 2019 followed by easing volume; laser physics and materials processing dominate the technology mix
The annual filing trend reveals a field that expanded through the late 2010s and has been contracting since, while the IPC composition shows that core laser physics (H01S) and materials processing (B23K) together form the structural backbone of the corpus.
Annual filing trend
Filings rose from 661 in 2017 to a peak of 675 in 2019, then declined through 2022 and into subsequent years. Data from 2023 onward reflects publication lag and under-counts actual activity; the pattern through 2022 is the most reliable indicator of the field’s trajectory.
↗ Hover for values · click a bar to ask EurekaTechnology composition
H01S (Lasers and stimulated emission) is the dominant IPC class, reflecting core laser physics. B23K (Welding, soldering, and brazing) and G02B (Optical elements and systems) are the next largest, pointing to a strong materials-processing and beam-delivery emphasis. Lower-volume classes such as A61B (diagnosis and surgery), G01N (material analysis), and B33Y (additive manufacturing) represent emerging application adjacencies.
↗ Hover for values · click a bar to ask EurekaHighly cited patent families surfaced by the query
Citation-heavy patent families returned by the query. Use this section as citation context, not as a curated list of the most topic-specific patents.
Festkörperlaser für Hautbehandlungen
Described are laser systems for treating skin. The system includes a first solid-state laser (210) for producing a first output beam (215) of laser radiation, a second solid state laser (220) for producing a second output beam, the second solid-state laser (220) adapted to absorb a first part of the first output beam (215) for generating excitation in a… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Method and apparatus for performing optical measur… | 1,573 |
| 2 | Fiber optic imaging endoscope interferometer with … | 957 |
| 3 | Ultraviolet laser apparatus and exposure apparatus… | 901 |
| 4 | Methods and systems for generating virtual content… | 813 |
| 5 | Semiconductor electrical heater and method for mak… | 792 |
| 6 | Ophthalmic surgical laser and method | 728 |
| 7 | Ophthalmic surgical laser and method | 725 |
| 8 | Ultrashort pulse high repetition rate laser system… | 707 |
Ranked by total forward citations. Citation counts favour older and broadly cited patent families, and broad or adjacent patents may appear when they match the search scope. Treat this section as citation context, not as a curated list of the most topic-specific patents. Some patent titles may be shown in their original, non-English language where an accurate translation could not be guaranteed.
What the competitive structure means for R&D investment decisions
The combination of a past-peak filing trajectory, Japanese firm dominance, and active university–industry collaboration defines a field where incremental positioning in adjacent application spaces is the most accessible entry point for new R&D programs.
Post-peak field with consolidated core technology
The lifecycle evidence places this field in Decline, with annual filings easing back from their 2019 peak. On a multi-year window the corpus remains substantial at 4,463 patent families, but the directional signal is contraction rather than expansion. New entrants should expect to navigate a dense prior-art landscape in core laser physics and seek differentiation in application-specific or system-integration claims.
Lifecycle: DeclineModerate apex concentration with a competitive second tier
The top five filers hold 23% of the combined output of the hundred largest filers. Hamamatsu and Mitsubishi Electric are nearly co-equal at the top, separated by fewer than 40 patent records. The second tier — Raytheon, Fujifilm, NEC, Panasonic, and Toshiba — is large enough to mount focused challenges. Corning and Seurat Technologies represent newer strategic entrants worth monitoring.
Moderate concentrationAurora Networks and Hamamatsu anchor the most active co-filing partnerships
The most active co-filing pair is Aurora Networks with the Inter-University Research Institute National Institute of Natural Sciences (9 joint filings), followed by Hamamatsu Photonics with Osaka University (8) and Sony Group with Exceat Technology (8). Mitsubishi Electric co-files with Seiko Epson (8) and with Toyota Motor (3). These pairings reveal a pattern of industrial–academic collaboration concentrated among Japanese principals, with university partners providing fundamental photonics research inputs.
Academic-industry linksUS filing office dominant; Europe and PCT form secondary tiers
The United States leads by a wide margin as the primary filing jurisdiction. Europe via the EPO and WIPO via PCT form a secondary tier, indicating global patent prosecution strategies by the major players. Canada, the United Kingdom, and Australia complete a third tier. China and South Korea show very low filing counts in this corpus, which may reflect either limited prosecution or a gap in the evidence base worth investigating separately.
US-led geographyGo beyond the landscape: Eureka’s TRIZ Solution agent breaks down an R&D problem and returns patented concept solutions, each with a technical approach and cited patent & literature evidence.
| Applicant | Collaborator | Co-filings |
|---|---|---|
| Aurora Networks Inc | Inter-University Research Institute National Institute of Natural Sciences | 9 |
| Hamamatsu Photonics K.K. | Osaka University | 8 |
| Sony Group Corporation | Exceat Technology Co., Ltd. | 8 |
| Mitsubishi Electric Corporation | Seiko Epson Corporation | 8 |
| Aurora Networks Inc | Kyushu University | 5 |
| Aurora Networks Inc | The University of Tokyo | 5 |
| Hamamatsu Photonics K.K. | Laser Technology Research Institute Foundation | 4 |
| Sony Group Corporation | Tohoku University | 4 |
| Mitsubishi Electric Corporation | Toyota Motor Corporation | 3 |
| Sony Group Corporation | Sony Corporation of America | 2 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Hamamatsu and Mitsubishi Electric lead on volume; Seurat Technologies is the standout momentum entrant
The top two filers are both Japanese platform players with broad IPC coverage, but their technology emphases differ markedly. Among all tracked applicants, Seurat Technologies is the only one showing positive recent momentum.
Hamamatsu Photonics
Hamamatsu Photonics holds the largest position with 835 patent records. Its technology emphasis is concentrated in laser-based materials processing (B23K 26) and semiconductor device processing (H01L 21), reflecting a strong industrial-application orientation. Recent filing momentum shows a decline of –81%, consistent with the field-wide post-peak pattern and likely publication lag effects.
patent records: 835Seurat Technologies
Seurat Technologies, ranked 14th with 233 patent records, is the only applicant in the momentum data showing positive recent growth at +9%, making it the standout active filer in a broadly contracting field. Its technology focus is squarely on laser-based additive manufacturing — B23K 26 (laser processing), B29C 64 (plastic shaping), and B22F 3 (powder metallurgy) — positioning it as a specialist in laser powder-bed fusion rather than a general-purpose laser firm.
patent records: 233| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Hamamatsu Photonics K.K. | 16 | ▼ -81% |
| Sony Group Corporation | 8 | ▼ -82% |
| Mitsubishi Electric Corporation | 3 | ▼ -85% |
| Semiconductor Energy Laboratory Co., Ltd. | 7 | ▼ -59% |
| Raytheon Company | 1 | ▼ -93% |
| Coherent Inc | 7 | ▼ -61% |
| Corning Incorporated | 15 | ▼ -77% |
Under-served branches in optical modulation, semiconductor integration, and medical applications
Several IPC classes appear at lower relative share within the solid-state laser corpus despite having plausible technical connections to laser systems. These observations point to branches where coverage is comparatively sparse relative to the dominant classes.
G02F · Optical control and modulation
This branch, covering electro-optic and acousto-optic modulation, appears at 6% relative share within the whitespace candidates — meaningful volume but lower than core laser physics. Modulation and beam-control technologies are technically adjacent to solid-state laser systems and are essential for applications in ultrafast pulse generation and lidar. The branch is not vacant, but the coverage concentration suggests room for focused claims in novel modulation architectures integrated with solid-state gain media. Searching existing G02F filings by non-dominant applicants would clarify entry paths.
Search this in Eureka →A61B · Diagnosis and surgery
Medical diagnosis and surgical applications appear at 2% relative share, indicating that clinical laser applications are underrepresented relative to the scale of industrial and photonics-physics filings. Ophthalmic laser patents are among the most-cited in the corpus, confirming technical relevance. Focused filings linking specific solid-state laser wavelengths or pulse regimes to surgical or diagnostic procedures could find less crowded territory than the core H01S or B23K classes, particularly for applicants already active in medical device development.
Search this in Eureka →How leading applicants differ across technology routes
Strength of each leader across the main technology routes.
| Player | H01S 3 · Lasers & stimulated emission | B23K 26 · Welding, soldering & brazing | H01S 5 · Lasers & stimulated emission | G02F 1 · Optical control & modulation | G02B 27 · Optical elements & systems |
|---|---|---|---|---|---|
| Mitsubishi Electric Corporation | Strong · 288 | Moderate · 95 | Moderate · 63 | Emerging · 46 | Emerging · 33 |
| Sony Group Corporation | Strong · 139 | Absent | Moderate · 48 | Moderate · 102 | Strong · 235 |
| Electro Scientific Industries Inc | Strong · 192 | Strong · 302 | Absent | Absent | Absent |
| Hamamatsu Photonics K.K. | Absent | Strong · 361 | Absent | Moderate · 90 | Absent |
| Seurat Technologies Inc | Absent | Strong · 147 | Moderate · 53 | Moderate · 72 | Strong · 95 |
| Semiconductor Energy Laboratory Co., Ltd. | Absent | Strong · 212 | Absent | Moderate · 53 | Moderate · 60 |
| Raytheon Company | Strong · 260 | Absent | Absent | Absent | Absent |
Frequently asked questions
The corpus covers 4,463 patent families. This figure is the basis for lifecycle and trend analysis; applicant rankings are reported in patent records, which can exceed the family count because a single family may be counted across multiple assignees or IPC classes.
Hamamatsu Photonics holds the largest position with 835 patent records, followed by Mitsubishi Electric with 796 and Sony Group with 598. These three form a distinct first tier among the hundred largest filers.
The evidence classifies the field as Decline, with annual filings easing back from a peak in 2019. The field remains substantive in cumulative volume but the directional trend in annual new filings is downward. Data from 2023 onward is subject to publication lag and likely under-counts actual recent activity.
H01S (Lasers and stimulated emission) is the largest class, reflecting core laser physics. B23K (Welding, soldering, and brazing) and G02B (Optical elements and systems) follow, indicating that materials processing and beam-delivery systems together define the structural core of the field.
Seurat Technologies is the only applicant in the momentum data showing positive recent growth, at +9% versus its prior period. All other tracked applicants show significant declines consistent with the field-wide post-peak pattern, with Raytheon showing the steepest drop at -93%.
The United States is the leading filing jurisdiction by a substantial margin. Europe via the EPO and WIPO via PCT form a secondary tier. Canada, the United Kingdom, and Australia complete a third tier. China and South Korea show very low filing counts in this corpus, a gap that may warrant separate investigation.
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Disclaimer. This page is generated from PatSnap Eureka data drawn from a limited snapshot of global patent and scientific-literature records, and is provided for general information and reference only.
Patent data carries inherent limitations: recent filings (typically the most recent 18–24 months) are under-counted due to standard publication lag; counts may be reported at either a patent-family or a patent-record basis and are not always directly comparable; classification, applicant-name, and citation data may contain errors, duplicates, or omissions; and the underlying search query defines and constrains the scope shown. As a result, the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing on this page constitutes an exhaustive prior-art, novelty, freedom-to-operate, or validity search, nor does it constitute legal, financial, investment, or professional advice, and it should not be relied upon as such. Any patent, commercial, or strategic decision should be verified independently and reviewed with qualified patent, legal, and domain professionals. PatSnap makes no warranties, express or implied, as to the accuracy, completeness, or fitness for any particular purpose of the information presented.