Overall rank by patents
#45,633
of 49,997 tracked assignees
USPTO 2015–2025 USPTO PatentsView Foreign Corporation
Chichibu Fuji Co., Ltd.
USPTO PatentsView assignee record - 5 granted patents across 2 technology areas, recorded in grant years 2015–2018. 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: H01H (Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices).
The verdict
According to USPTO PatentsView, Chichibu ranks #45,633 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 2 technology areas.
- #45,633
- of 49,997 US assignees by volume
- 3rd percentile
- by Innovation Score (15.5/100)
- 7.2
- avg claims per patent
- -100%
- grant velocity, last 5 yrs
USPTO PatentsView assignee plate
Corpus R45633 · Foreign Corporation #45,633 · 5 grants
GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL
- GRANTS-MICRO 5 grants
- BOTTOM-DECILE #45,633/49,997
- PHOTO-FINISH Cheorwon Plasma…
- CPC-NARROW H01H · 2 areas
- INNOV-LOW 15.5/100
- CLAIMS-SPARSE 7.2 claims/avg
- TYPE-FRNCORP Foreign Corp
- VEL-DROP -100% vel
- BOOK-FULL 10/10 fields
Nearest grant-volume peer: Cheorwon Plasma Research Institute (±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.
Innovation-score neighbourhood around Chichibu
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
- Qualcomm Incorporated · highest
Qualcomm Incorporated · highest
85 score
- Chichibu Fuji · this assignee 16
Chichibu Fuji · this assignee
16 score
- 3D Lighting… · lowest 7
3D Lighting… · lowest
7 score
What this shows Chichibu's Innovation Score is 15.5/100 (3rd percentile 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.
Where Chichibu's grants concentrate
Chichibu Fuji Co., Ltd. is a focused PatentsView assignee: 2 CPC subclasses with 60% of grants classified under H01H (Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices). Peak complete grant year is 2017 (2 grants) versus a trough of 1 in 2015. By volume, Chichibu sits between Cheorwon Plasma Research Institute and China Construction Science AND Industry Corporation Ltd.
Who files at Chichibu's volume?
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
- Cheorwon Plasma R…
Cheorwon Plasma Research Institute
5 patents
- Chertoff Group
Chertoff Group, LLC
5 patents
- Chervon Intellect…
Chervon Intellectual Property Limited
5 patents
- Chetocorporation
Chetocorporation, S.A.
5 patents
- Chicisimo S L
Chicisimo S.L.
5 patents
- Child Mind Instit…
Child Mind Institute, Inc.
5 patents
- Children's Hospit…
Children's Hospital OF Eastern Ontario Research Institute Inc.
5 patents
- China Constructio…
China Construction Science AND Industry Corporation Ltd
5 patents
- Chichibu Fuji ◀
Chichibu Fuji Co., Ltd.
5 patents
What this shows Chichibu holds 5 patents at rank #45,525, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
Companies ranked near Chichibu
By rank, the assignees closest to #45,525 in granted patent volume.
- Cheorwon Plasma Research Institute #45,521 · 5 patents
- Chertoff Group, LLC #45,522 · 5 patents
- Chervon Intellectual Property Limited #45,523 · 5 patents
- Chetocorporation, S.A. #45,524 · 5 patents
- Chicisimo S.L. #45,526 · 5 patents
- Child Mind Institute, Inc. #45,527 · 5 patents
- Children's Hospital OF Eastern Ontario Research Institute Inc. #45,528 · 5 patents
- China Construction Science AND Industry Corporation Ltd #45,529 · 5 patents
Leaders in H01H (Electric Switches)
Other assignees with the most granted patents in Chichibu's primary technology class.
Chichibu's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
16 3rd percentile higher than 3% of 49,997 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
Grants by year
Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.
View data table
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2015 | 1 | 20.0% |
| 2016 | 1 | 20.0% |
| 2017 | 2 | 40.0% |
| 2018 | 1 | 20.0% |
Which technologies does Chichibu Fuji Co., Ltd. patent most?
Top 2 of 2 technology areas
What to do with this data
Chichibu Fuji Co., Ltd.'s patent record in context - here's where to go next.
- Chichibu Fuji Co., Ltd.'s lead technology class is H01H (Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices), 60% of its portfolio - see every assignee active in that class. Explore H01H
- Ranked #45,633 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
- Compare Chichibu Fuji Co., Ltd. against Cheorwon Plasma Research Institute, an assignee filing at a similar volume. Compare portfolios
- Innovation Score of 15.5/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated
Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.
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.