Overall rank by patents
#41,190
of 49,997 tracked assignees
USPTO 2015–2025 USPTO PatentsView Foreign Corporation
Katoh Electric Co., Ltd.
USPTO PatentsView assignee record - 6 granted patents across 1 technology areas, recorded in grant years 2019–2021. 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: H01L (Semiconductor Devices NOT Covered BY Class H10).
The verdict
According to USPTO PatentsView, Katoh ranks #41,190 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 1 technology areas.
- #41,190
- of 49,997 US assignees by volume
- 4th percentile
- by Innovation Score (17.5/100)
- 12.0
- avg claims per patent
- +400%
- grant velocity, last 5 yrs
USPTO PatentsView assignee plate
Corpus R41190 · Foreign Corporation #41,190 · 6 grants
GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL
- GRANTS-MICRO 6 grants
- LOWER-Q #41,190/49,997
- PHOTO-FINISH Kamtec
- CPC-NARROW H01L · 1 areas
- INNOV-LOW 17.5/100
- CLAIMS-RICH 12.0 claims/avg
- TYPE-FRNCORP Foreign Corp
- VEL-SURGE +400% vel
- BOOK-FULL 10/10 fields
Nearest grant-volume peer: Kamtec Inc. (±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 Katoh
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
- Qualcomm Incorporated · highest
Qualcomm Incorporated · highest
85 score
- Katoh Electric · this assignee 17
Katoh Electric · this assignee
17 score
- 3D Lighting… · lowest 7
3D Lighting… · lowest
7 score
What this shows Katoh's Innovation Score is 17.5/100 (4th 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 Katoh's grants concentrate
Katoh Electric Co., Ltd. is a focused PatentsView assignee: 1 CPC subclasses with 100% of grants classified under H01L (Semiconductor Devices NOT Covered BY Class H10). Peak complete grant year is 2020 (4 grants) versus a trough of 1 in 2019. By volume, Katoh sits between Kamtec Inc. and Kazuar Advanced Technologies Ltd..
Who files at Katoh's volume?
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
- Kamtec
Kamtec Inc.
6 patents
- Kanazawa Universi…
Kanazawa University
6 patents
- Kang Yang Hardwar…
Kang Yang Hardware Enterprises Co., Ltd.
6 patents
- Karogen
Karogen LLC
6 patents
- Kawajun
Kawajun Co., Ltd.
6 patents
- Kawano Lab
Kawano Lab. Inc.
6 patents
- Kawasaki Institut…
Kawasaki Institute OF Industrial Promotion
6 patents
- Kazuar Advanced
Kazuar Advanced Technologies Ltd.
6 patents
- Katoh Electric ◀
Katoh Electric Co., Ltd.
6 patents
What this shows Katoh holds 6 patents at rank #41,153, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
Companies ranked near Katoh
By rank, the assignees closest to #41,153 in granted patent volume.
- Kamtec Inc. #41,149 · 6 patents
- Kanazawa University #41,150 · 6 patents
- Kang Yang Hardware Enterprises Co., Ltd. #41,151 · 6 patents
- Karogen LLC #41,152 · 6 patents
- Kawajun Co., Ltd. #41,154 · 6 patents
- Kawano Lab. Inc. #41,155 · 6 patents
- Kawasaki Institute OF Industrial Promotion #41,156 · 6 patents
- Kazuar Advanced Technologies Ltd. #41,157 · 6 patents
Leaders in H01L (Semiconductor Devices NOT Covered BY Class H10)
Other assignees with the most granted patents in Katoh's primary technology class.
- Taiwan Semiconductor Manufacturing Company Ltd. 19,657 in class
- Samsung Electronics Co., Ltd. 10,662 in class
- International Business Machines Corporation 7,298 in class
- Applied Materials, Inc. 4,095 in class
- Intel Corporation 4,089 in class
- Tokyo Electron Limited 3,737 in class
- Micron Technology, Inc. 3,107 in class
- GlobalFoundries Inc. 2,756 in class
Katoh's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
17 4th percentile higher than 4% 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 2019–2019 baseline. Full figures in the table below.
View data table
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2019 | 1 | 16.7% |
| 2020 | 4 | 66.7% |
| 2021 | 1 | 16.7% |
Which technologies does Katoh Electric Co., Ltd. patent most?
Top 1 of 1 technology areas
What to do with this data
Katoh Electric Co., Ltd.'s patent record in context - here's where to go next.
- Katoh Electric Co., Ltd.'s lead technology class is H01L (Semiconductor Devices NOT Covered BY Class H10), 100% of its portfolio - see every assignee active in that class. Explore H01L
- Ranked #41,190 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
- Compare Katoh Electric Co., Ltd. against Kamtec Inc., an assignee filing at a similar volume. Compare portfolios
- Innovation Score of 17.5/100 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.