Photobioreactor Mixing Control Patents: Leaders & White Space 2026
Photobioreactor mixing control patents: who holds the claim space and where it is still open
24.9% concentration at the top. The five most active assignees hold 64 of the 257 records in scope — a leader position without single-company dominance. Filings rose to a peak of 18 in 2020, then eased. The complete-year comparison — 10 filings in 2021 against 9 in 2024, a 10% pullback — is the reliable read; 2025 and 2026 figures (2026 shows 2) are still filling in as publications lag filing by roughly 18 months.
- 1NELSON MANDELA METROPOLITAN UNIV18
- 2GROSS WEN TECHNOLOGIES INC14
- 3GLOBAL ALGAE TECHNOLOGY LLC11
- 4SKILL STEVEN11
- 5HELIAE DEVELOPMENT LLC10
See the full photobioreactor mixing control analysis in Eureka
- The complete ranking, not just the top five
- Every IPC branch with its share of the corpus
- The most-cited records, and where claim space is still thin
Common questions on photobioreactor mixing control patents
Who holds the most patents on photobioreactor mixing control?
The dataset ranks 100 assignees across 257 records, with the leading assignee holding 18 records — well ahead of the fifth-place figure of 10 and tenth-place figure of 9. That gradual taper means no single company controls the field outright: the top five combined hold 24.9% of all records, and the top ten hold 43.6%. A freedom-to-operate search should look beyond the single leader to the next several names in the ranking, since the gap between them is small.
Is patent filing in photobioreactor mixing control growing or slowing?
Filings peaked at 18 in 2020 and have eased since; the most reliable complete-year comparison, 2021 (10 filings) against 2024 (9 filings), shows a 10% pullback rather than a collapse. Figures for 2025 and 2026 look lower still, but publication typically lags filing by roughly 18 months, so those recent years are undercounted and should not yet be read as a declining trend. A clearer picture will emerge once 2025 filings finish publishing.
What technology areas dominate photobioreactor mixing control patents?
Bioreactor and enzyme-apparatus claims under IPC class C12M appear in 87.9% of the 257 records, making hardware — impeller design, flow pattern, power input — the dominant claim category. Microorganism and genetic-engineering claims (C12N) appear in 42.8% of records, and horticulture-adjacent claims (A01G) in 22.6%. Because a single filing can carry multiple IPC classes, these shares overlap rather than sum to 100%, reflecting how mixing-control patents typically bundle apparatus claims with biological or downstream-processing claims.
Disclaimer. This analysis is based on Patsnap Eureka data drawn from a limited snapshot of global patent records and is provided for general information and reference only. Patent data carries inherent limitations — recent filings are under-counted because of publication lag, counts may be on a record or family basis, classification and applicant-name data may contain errors or duplicates, and the underlying search query defines the scope shown — so the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
Nothing here is an exhaustive prior-art, novelty, freedom-to-operate or validity search, nor does it constitute legal, financial or professional advice, and it should not be relied upon as such. Verify independently and review with qualified patent and legal professionals before acting on it.
Method: Filing trend and technology composition. Derived from a Patsnap search on Photobioreactor Mixing Control covering 2015–2026, data cut-off 2026-07-31. Counts reflect published records only and shift as new filings publish. Every share divides by all records in scope. Data: Patsnap Eureka. See the full landscape report.