Where does Komatsuseiki Kosakusho Co., Ltd rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Komatsuseiki Kosakusho Co., Ltd ranks #41,274 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 Komatsuseiki Kosakusho Co., Ltd hold?

Komatsuseiki Kosakusho Co., Ltd holds 6 US utility patents granted between 2016 and 2025, spanning 9 technology areas.

What is Komatsuseiki Kosakusho Co., Ltd's Innovation Score?

Komatsuseiki Kosakusho Co., Ltd has an Innovation Score of 26.7 out of 100 (21st percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Komatsuseiki Kosakusho Co., Ltd's patent grant rate increasing or decreasing?

Komatsuseiki Kosakusho Co., Ltd's recent grant velocity is +50% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Komatsuseiki Kosakusho Co., Ltd's patents?

Komatsuseiki Kosakusho Co., Ltd's patents average 15.7 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 Komatsuseiki Kosakusho 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

Komatsuseiki Kosakusho Co., Ltd

Q: What technology areas does Komatsuseiki Kosakusho Co., Ltd focus on?

Komatsuseiki Kosakusho Co., Ltd's top technology area is C21D (Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering) with 4 patents. Grants appear in 9 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 9 technology areas, recorded in grant years 2016–2025. 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: C21D (Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Komatsuseiki ranks #41,274 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 9 technology areas.

#41,274
of 49,997 US assignees by volume: 21st percentile
by Innovation Score (26.7/100): 15.7
avg claims per patent: +50%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R41274 · Foreign Corporation #41,274 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #41,274/49,997
PHOTO-FINISH Kolbenschmidt…
CPC-NARROW C21D · 9 areas
INNOV-THIN 26.7/100
CLAIMS-RICH 15.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +50% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kolbenschmidt Pierburg Innovations GMBH (±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
Komatsuseiki Kosakusho · this assignee

27
3D Lighting… · lowest

7

What this shows Komatsuseiki's Innovation Score is 26.7/100 (21st 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 Komatsuseiki's grants concentrate

Komatsuseiki Kosakusho Co., Ltd is a focused PatentsView assignee: 9 CPC subclasses with 66.7% of grants classified under C21D (Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering). Peak complete grant year is 2020 (2 grants) versus a trough of 1 in 2016. By volume, Komatsuseiki sits between Kolbenschmidt Pierburg Innovations GMBH and Korea Pneumatic System Co., Ltd..

Kolbenschmidt Pie…

6
Kolo Medical

6
Kolon Global

6
Kolon Life Science

6
Kongsberg Maritim…

6
Korea East-west P…

6
Korea Ocean Resea…

6
Korea Pneumatic S…

6
Komatsuseiki Kosa… ◀

6

What this shows Komatsuseiki holds 6 patents at rank #41,200, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Komatsuseiki

By rank, the assignees closest to #41,200 in granted patent volume.

Leaders in C21D (Modifying THE Physical Structure OF Ferrous Metals)

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

Komatsuseiki's Innovation Score vs. every tracked assignee

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

27 21st percentile higher than 21% 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 · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Komatsuseiki Kosakusho Co., Ltd patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	16.7%
2019	1	16.7%
2020	2	33.3%
2021	1	16.7%
2025partial year	1	16.7%

Which technologies does Komatsuseiki Kosakusho Co., Ltd patent most?

C21D - Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering 4

C22C - Alloys 3

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 2

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 2

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 1

A61L - Methods OR Apparatus FOR Sterilising Materials OR Objects IN GENERAL; Disinfection, Sterilisation OR Deodorisation OF AIR; Chemical Aspects OF Bandages, Dressings, Absorbent Pads OR Surgical ARTICLES; Materials FOR Bandages, Dressings, Absorbent Pads OR Surgical Articles 1

F02B - Internal-combustion Piston ENGINES; Combustion Engines IN General 1

B21D - Working OR Processing OF Sheet Metal OR Metal Tubes, Rods OR Profiles Without Essentially Removing MATERIAL; Punching Metal 1

F02M - Supplying Combustion Engines IN General With Combustible Mixtures OR Constituents Thereof 1

Top 9 of 9 technology areas

Where it ranks

Overall rank by patents

#41,274

of 49,997 tracked assignees

Innovation Score

26.7 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

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

Komatsuseiki Kosakusho Co., Ltd's lead technology class is C21D (Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering), 66.7% of its portfolio - see every assignee active in that class. Explore C21D
Ranked #41,274 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Komatsuseiki Kosakusho Co., Ltd against Kolbenschmidt Pierburg Innovations GMBH, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 26.7/100 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.