Where does Kaken Tech Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Kaken Tech Co., Ltd. ranks #48,055 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Kaken Tech Co., Ltd. hold?

Kaken Tech Co., Ltd. holds 5 US utility patents granted between 2015 and 2020, spanning 8 technology areas.

What is Kaken Tech Co., Ltd.'s Innovation Score?

Kaken Tech Co., Ltd. has an Innovation Score of 21.5 out of 100 (9th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Kaken Tech Co., Ltd.'s patent grant rate increasing or decreasing?

Kaken Tech Co., Ltd.'s recent grant velocity is -75% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Kaken Tech Co., Ltd.'s patents?

Kaken Tech Co., Ltd.'s patents average 8.8 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Kaken Tech Co., Ltd. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Kaken Tech Co., Ltd.

Q: What technology areas does Kaken Tech Co., Ltd. focus on?

Kaken Tech Co., Ltd.'s top technology area is H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties) with 3 patents. Grants appear in 8 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 8 technology areas, recorded in grant years 2015–2020. 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: H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Kaken ranks #48,055 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 8 technology areas.

#48,055
of 49,997 US assignees by volume: 9th percentile
by Innovation Score (21.5/100): 8.8
avg claims per patent: -75%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R48055 · Foreign Corporation #48,055 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #48,055/49,997
PHOTO-FINISH Kaatsu Japan
CPC-NARROW H01B · 8 areas
INNOV-THIN 21.5/100
CLAIMS-PAR 8.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -75% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kaatsu Japan Co., Ltd. (±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.

Qualcomm Incorporated · highest

85
Kaken Tech · this assignee

21
3D Lighting… · lowest

7

What this shows Kaken's Innovation Score is 21.5/100 (9th 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 Kaken's grants concentrate

Kaken Tech Co., Ltd. is a focused PatentsView assignee: 8 CPC subclasses with 60% of grants classified under H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties). By volume, Kaken sits between Kaatsu Japan Co., Ltd. and Kangyue Technology Co., Ltd..

Kaatsu Japan

5
Kaba GallenschÜTZ

5
Kaci Intermodal S…

5
Kaeco Group

5
Kalita

5
Kandy Therapeutics

5
Kangwon National…

5
Kangyue Technology

5
Kaken Tech ◀

5

What this shows Kaken holds 5 patents at rank #48,057, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Kaken

By rank, the assignees closest to #48,057 in granted patent volume.

Leaders in H01B (Cables)

Other assignees with the most granted patents in Kaken's primary technology class.

Kaken's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

21 9th percentile higher than 9% 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

USPTO utility patent grants by year · 2015–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Kaken Tech Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	20.0%
2017	1	20.0%
2018	1	20.0%
2019	1	20.0%
2020	1	20.0%

Which technologies does Kaken Tech Co., Ltd. patent most?

H01B - CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties 3

B22F - Working Metallic POWDER; Manufacture OF Articles From Metallic POWDER; Making Metallic Powder ; Apparatus OR Devices Specially Adapted FOR Metallic Powder 3

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam 3

H01L - Semiconductor Devices NOT Covered BY Class H10 2

C23G - Cleaning OR De-greasing OF Metallic Material BY Chemical Methods Other Than Electrolysis 2

C11D - Detergent COMPOSITIONS; USE OF Single Substances AS DETERGENTS; Soap OR SOAP-MAKING; Resin SOAPS; Recovery OF Glycerol 2

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materials Therefor 1

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 1

Top 8 of 8 technology areas

Where it ranks

Overall rank by patents

#48,055

of 49,997 tracked assignees

Innovation Score

21.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Kaken Tech Co., Ltd.'s patent record in context - here's where to go next.

Kaken Tech Co., Ltd.'s lead technology class is H01B (CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties), 60% of its portfolio - see every assignee active in that class. Explore H01B
Ranked #48,055 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Kaken Tech Co., Ltd. against Kaatsu Japan Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 21.5/100 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.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

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.