Overall rank by patents
#20,882
of 50,000 tracked assignees
USPTO PatentsView assignee record - 13 granted patents across 6 technology areas, recorded in grant years 2015–2025. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: A61P (SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS).
The verdict
According to USPTO PatentsView, California ranks #20,882 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 6 technology areas.
USPTO PatentsView assignee plate
Corpus R20882 · US Corporation #20,882 · 13 grants
GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-SURGE · BOOK-FULL
Nearest grant-volume peer: C21 Patents, Llc (±0 grants)
Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
Qualcomm Incorporated · highest
85 score
California Northstat… · this assignee
37 score
3D Lighting Innovati… · lowest
7 score
What this shows California's Innovation Score is 36.5/100 (top 46% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.
California Northstate College OF Pharmacy, Llc is a focused PatentsView assignee: 6 CPC subclasses with 76.9% of grants classified under A61P (SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS). Peak complete grant year is 2024 (5 grants) versus a trough of 1 in 2015. By volume, California sits between C.e.r.m.e.x. Constructions Etudes ET Recherches DE Materiels POUR L'emballage D'expedition and Canadian Blood Services.
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
C.E.R.M.E.X. CONSTRUCTIONS ETUDES ET RECHERCHES DE MATERIELS POUR L'EMBALLAGE D'EXPEDITION
13 patents
C.I.V.-CONSORZIO ITALIANO VIVAISTI-SOCIETÀ CONSORTILE A R.L.
13 patents
C21 Patents, LLC
13 patents
CAES SYSTEMS, LLC
13 patents
CALIN TECHNOLOGY CO., LTD.
13 patents
CALSONIC KANSEI NORTH AMERICA, INC.
13 patents
CAMILLA IP PTY LTD
13 patents
CANADIAN BLOOD SERVICES
13 patents
CALIFORNIA NORTHSTATE COLLEGE OF PHARMACY, LLC
13 patents
What this shows California holds 13 patents at rank #20,883, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
By rank, the assignees closest to #20,883 in granted patent volume.
Other assignees with the most granted patents in California's primary technology class.
California's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
37 Top 46% higher than 54% of 50,000 US assignees
Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025
Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2015 | 1 | 7.7% |
| 2019 | 1 | 7.7% |
| 2020 | 2 | 15.4% |
| 2021 | 2 | 15.4% |
| 2022 | 1 | 7.7% |
| 2024 | 5 | 38.5% |
| 2025partial year | 1 | 7.7% |
Top 6 of 6 technology areas
Overall rank by patents
#20,882
of 50,000 tracked assignees
36.5 out of 100
Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.