Adaptive Process Control Patent Landscape 2026
Adaptive Process Control Patent Landscape in 2026
Fisher-Rosemount Systems leads a moderately concentrated field, holding the top position among the hundred largest filers, with the United States as the dominant filing jurisdiction. Annual volume has eased from its 2017 peak, signaling a field in structural decline where differentiated positioning in adjacent technology branches carries rising strategic value.
Fisher-Rosemount leads a field where the top five account for two-fifths of ranked activity
Fisher-Rosemount Systems holds the leading position in adaptive process control, followed by Buhler AG and Relativity Space — each at 18 patent records — and Precitec GmbH at 15. The top five filers collectively account for 41% of the combined total among the hundred largest filers, indicating moderate-to-strong concentration at the top tier.
A visible tier gap separates the top three players from the mid-table group. Siemens AG at 12 patent records and Siemens Energy Global at 9 represent the second-tier challengers, while the remainder of the ranked field disperses quickly below single-digit counts, suggesting limited depth of sustained commitment outside the leading cluster.
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 1 | Fisher-Rosemount Systems Inc. | 27 | |
| 2 | Buhler AG | 18 | |
| 3 | Relativity Space Inc. | 18 | |
| 4 | Precitec GmbH | 15 | |
| 5 | TYCO FIRE & SECURITY GMBH | 13 | |
| 6 | Siemens AG | 12 | |
| 7 | SIEMENS ENERGY GLOBAL GMBH & CO KG | 9 | |
| 8 | SICPA Holding SA | 9 | |
| 9 | Saudi Arabian Oil Company | 7 | |
| 10 | S.A. Armstrong Limited | 6 |
| # | Applicant | Patent records | Share |
|---|---|---|---|
| 11 | Buhler GmbH | 5 | |
| 12 | Ford Motor Company of Canada Ltd. | 3 | |
| 13 | Ford Motor Company Ltd. | 3 | |
| 14 | Ford Werke GmbH | 3 | |
| 15 | Ingersoll Rand Co. | 3 | |
| 16 | Alperia Bartucci S.p.A. | 2 | |
| 17 | Gregory K. McMillan (individual) | 2 | |
| 18 | Terrence L. Blevins (individual) | 2 | |
| 19 | Muthayammal Engineering College (Autonomous) | 2 | |
| 20 | Ingo Stork genannt Wersborg (individual) | 2 |
Fisher-Rosemount’s dominance is anchored in core control and regulating systems subclasses (G05B 19 and G05B 23), reflecting a broad, platform-level approach. Buhler and Relativity Space, though newer entrants by momentum data, have built positions spanning wireless networking and AI-model computing respectively — indicating niche-first strategies that could expand.
Filing data from approximately the last 18–24 months is subject to publication lag and likely understates current activity; the most recent annual counts should be read as provisional. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Activity peaked in 2017 and has contracted; control systems dominate the technology mix
The two charts together reveal a field that crested over a decade ago and is now publishing at lower rates, while the technology composition remains anchored in classical control systems with notable secondary clusters in AI and manufacturing.
Annual filing trend
Annual filings peaked at 22 records in 2017, then declined irregularly through the subsequent years, reaching single digits by 2022–2023. The 2025–2026 uptick should be treated as provisional given publication lag; the overall multi-year trajectory confirms a contracting annual rate rather than recovery.
↗ Hover for values · click a bar to ask EurekaTechnology composition
G05B (Control and regulating systems) dominates with 186 records — far ahead of any other branch. G06N (Computing based on AI models) at 33 and H04W (Wireless communication networks) at 24 form a secondary cluster, followed by B23K (Welding, soldering and brazing) and G06T (Image data processing). Additive manufacturing (B33Y) and robotics (B25J) are present but sparse, pointing to selective rather than broad coverage.
↗ 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.
Building management system with self-optimizing co…
A building management system includes building equipment configured to operate in accordance with an input to alter a variable state or condition of a building, a feedback controller configured to generate the input as a function of a measured state of the building equipment, and an analytics circuit. The analytics circuit is configured to obtain and store… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Real-time adaptive control of additive manufacturi… | 331 |
| 2 | Application of adaptive object-oriented optimizati… | 296 |
| 3 | Real-time adaptive control of manufacturing proces… | 224 |
| 4 | System for real time optimization | 218 |
| 5 | Workcell controller employing entity-server model … | 177 |
| 6 | Method and apparatus for predicting and stabilizin… | 108 |
| 7 | Adaptive process control system | 105 |
| 8 | Method and system of programming a robot | 77 |
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 structure means for R&D investment decisions
The combination of declining annual filings, concentrated leadership, and sparse adjacent branches defines both the risks and the entry points for teams evaluating adaptive process control investment.
Field is in structural decline from a 2017 peak
The lifecycle stage is classified as Decline, with annual filings easing back from the 2017 peak of 22 records and a multi-year growth rate of –65%. Teams entering now face a shrinking prior-art frontier in core control systems but may find space in adjacent application domains where the incumbent density is low. The provisional uptick in 2025–2026 data does not yet alter the structural read.
Lifecycle: DeclineTop-tier gap favors incumbents in core control systems
The top five filers hold 41% of ranked activity among the hundred largest filers, with Fisher-Rosemount alone at 27 patent records. The gap to mid-table players is wide enough that organic growth in the dominant G05B subclasses is unlikely to displace established positions. New entrants are more likely to compete through differentiated technology routes — AI-model integration or domain-specific manufacturing applications — than through direct overlap with the leader’s core.
Concentration: Moderate-HighPrecitec entities are the only identified co-filing pair
The sole documented co-applicant relationship in the corpus is between Precitec GmbH and Precitec ITM GmbH, which jointly filed 12 patent records. This represents an intra-corporate collaboration rather than an ecosystem partnership. The absence of cross-entity co-filing activity among other ranked players suggests the field has not developed dense collaborative networks, leaving open the possibility for alliance-based IP strategies as a differentiator.
Collaboration: LimitedUS-centric, with Europe and India as secondary jurisdictions
The United States accounts for 65 records, followed by Europe (EPO) at 38 and India at 19 — indicating that protection strategies are concentrated in the North Atlantic innovation corridor. WIPO PCT filings at 13 and Germany at 12 reflect selective international prosecution. China and Canada each show 9 records, suggesting awareness but not deep commitment to those markets. Teams pursuing global freedom-to-operate should monitor European and Indian filing activity closely.
Jurisdiction: US-ledGo 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 |
|---|---|---|
| Precitec GmbH & Co. KG | Precitec ITM GmbH | 12 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Fisher-Rosemount anchors the field; Relativity Space and Buhler are new entrants with focused routes
The leader holds a substantial patent-record advantage built on broad control-systems coverage, while the closest challengers are recent entrants whose narrower, application-specific portfolios signal emerging competitive vectors rather than established scale.
Fisher-Rosemount Systems
Fisher-Rosemount Systems holds 27 patent records, the highest count in the ranked field, concentrated in G05B 23, G05B 19, and G05B 13 — spanning condition monitoring, programmable control, and adaptive control subclasses. This breadth indicates a platform-level strategy rather than domain specialization. Momentum data is not available for this applicant in the recent-window comparison, so trajectory cannot be confirmed from current evidence.
27 patent recordsRelativity Space
Relativity Space holds 18 patent records and is classified as a new entrant by recent-window momentum. Its technology focus spans G05B 19 (programmable control), G06N 20 (machine learning), and G06N 3 (neural networks), making it the most AI-intensive filer in the top tier. This positioning suggests a strategy built on learned-model-driven process control for additive manufacturing — a route with minimal incumbency pressure from the dominant control-systems players.
18 patent records| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Relativity Space Inc. | 2 | ▲ new entrant |
| Buhler AG | 2 | ▲ new entrant |
| Siemens AG | 4 | ▲ new entrant |
AI models, wireless networking, and additive manufacturing are under-served relative to the core
Several IPC branches appear in the corpus at low share relative to G05B, representing observations of relative sparsity. Where technical logic and entry paths align, they may also represent investable directions.
G06N · Computing based on AI models
G06N appears in 33 records — roughly 8% of the IPC tally — making it the largest adjacent branch but still far below the G05B core. Relativity Space’s portfolio demonstrates that ML and neural-network subclasses (G06N 20 and G06N 3) can be applied directly to adaptive manufacturing control loops. For teams with AI competency, this branch offers a technically grounded entry path into adaptive process control with limited direct competition from the dominant G05B incumbents.
Search this in Eureka →B33Y · Additive manufacturing (3D printing)
B33Y carries only 14 records — 3% of the IPC tally — despite the presence of Relativity Space (a 3D-printing-native company) in the top three filers and a top-cited patent explicitly addressing real-time adaptive control of additive manufacturing processes. The combination of sparse patent coverage and a highly cited foundational reference suggests the subfield is technically active but IP protection remains thin, which could represent a defensible filing opportunity for teams with process-control and additive-manufacturing capability.
Search this in Eureka →Leaders diverge sharply by technology route: control-systems incumbents vs. AI-and-manufacturing specialists
Strength of each leader across the main technology routes.
| Player | G05B 19 · Control & regulating systems | G05B 13 · Control & regulating systems | G05B 23 · Control & regulating systems | G06N 20 · Computing based on AI models | H04W 4 · Wireless communication networks |
|---|---|---|---|---|---|
| Fisher-Rosemount Systems Inc. | Strong · 13 | Moderate · 9 | Strong · 19 | Absent | Absent |
| Relativity Space Inc. | Strong · 18 | Moderate · 6 | Absent | Strong · 15 | Absent |
| Buhler AG | Strong · 18 | Moderate · 4 | Absent | Absent | Strong · 16 |
| Precitec ITM GmbH | Strong · 12 | Strong · 10 | Absent | Absent | Absent |
| Precitec GmbH & Co. KG | Strong · 12 | Strong · 10 | Absent | Absent | Absent |
| SICPA Holding SA | Strong · 9 | Absent | Absent | Absent | Strong · 8 |
Frequently asked questions
Fisher-Rosemount Systems leads the ranked field with 27 patent records, followed by Buhler AG and Relativity Space at 18 each, and Precitec GmbH at 15. These four companies form the top tier among the hundred largest filers.
The corpus in scope contains 102 patent families, with the United States as the leading filing jurisdiction at 65 records, followed by Europe (EPO) at 38 and India at 19.
The lifecycle stage is classified as Decline. Annual filings peaked in 2017 at 22 records and have eased significantly since, with a multi-year growth rate of -65%. The 2025–2026 data points are provisional due to publication lag and do not yet signal a reversal.
G05B (Control and regulating systems) dominates with 186 records. Secondary clusters include G06N (Computing based on AI models) at 33, H04W (Wireless communication networks) at 24, B23K (Welding, soldering and brazing) at 21, and G06T (Image data processing) at 17.
The only documented co-applicant relationship in the corpus is between Precitec GmbH and Precitec ITM GmbH, which jointly filed 12 patent records. No cross-entity collaborative filings are evident among other ranked players.
G06N (AI models, 33 records at 8% of the IPC tally) and B33Y (Additive manufacturing, 14 records at 3%) show the strongest combination of sparse IP coverage and plausible technical connection to adaptive process control. B23K and G06T are also relatively sparse but are already anchored by the Precitec entities.
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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.
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