Where does Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) ranks #12,070 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 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) hold?

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) holds 25 US utility patents granted between 2016 and 2025, spanning 41 technology areas.

What is Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s Innovation Score?

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) has an Innovation Score of 42.7 out of 100 (top 30% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) focus on?

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s top technology area is C22C (Alloys) with 7 patents, ranking #216 of 948 assignees active in that subclass. Grants appear in 41 CPC subclasses total.

Is Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s patent grant rate increasing or decreasing?

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s recent grant velocity is -36% 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 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s patents?

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s patents average 11.0 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)

Q: How is the Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, 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 PatentsView assignee record - 25 granted patents across 41 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: C22C (Alloys).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Kabushiki ranks #12,070 of 49,997 tracked US assignees by granted-patent volume, with 25 patents across 41 technology areas.

#12,070
of 49,997 US assignees by volume: Top 30%
by Innovation Score (42.7/100): 11.0
avg claims per patent: -36%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R12070 · Foreign Corporation #12,070 · 25 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 25 grants
UPPER-Q #12,070/49,997
PHOTO-FINISH Kanto Kagaku
CPC-WIDE C22C · 41 areas
INNOV-PAR 42.7/100
CLAIMS-PAR 11.0 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -36% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kanto Kagaku Kabushiki Kaisha (±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.

How Kabushiki’s 42.7 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 11.3 pts (26%) Velocity 2.2 pts (5%) Breadth 22.6 pts (53%) Claim depth 6.6 pts (15%)

Qualcomm Incorporated · highest

85
Carboncure · near

43
Pegasus Solar · near

43
Astenjohnson · near

43
Beijing Zenithnano… · near

43
Kobe Seiko Sho… · this assignee

43
3D Lighting… · lowest

7

What this shows Kabushiki's Innovation Score is 42.7/100 (top 30% 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.

Does more volume mean deeper claims for Kabushiki?

Each dot is one of Kabushiki’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Kabushiki’s own 11.0 claims/patent is ABOVE the 9.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

Kabushiki vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Kabushiki's grants concentrate

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) is a focused PatentsView assignee: 41 CPC subclasses with 28% of grants classified under C22C (Alloys). Peak complete grant year is 2019 (5 grants) versus a trough of 1 in 2016. By volume, Kabushiki sits between Klean Kanteen, Inc. and Knapp Holding GmbH.

Kabushiki's three-year grant acceleration

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) shows 3 grants in 2022–2024 against only 9 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Klean Kanteen

25
Korea GAS

25
Kumho Tire

25
KWS Saat SE

25
Kanto Kagaku

25
Kenvue Brands

25
Kinetix

25
Knapp Holding

25
Kobe Seiko Sho (K… ◀

25

What this shows Kabushiki holds 25 patents at rank #12,072, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Kabushiki

By rank, the assignees closest to #12,072 in granted patent volume.

Leaders in C22C (Alloys)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Kabushiki, neither rank-band nor same-CPC leaders (those blocks stay above). In C22C (Alloys), Kabushiki ranks #216 of 948 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (43 here).

Astenjohnson, Inc. 43 Beijing Zenithnano Technology Co., Ltd. 43 Carboncure Technologies Inc. 43 Pegasus Solar Inc 43

Kabushiki's Innovation Score vs. every tracked assignee

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

43 Top 30% higher than 70% 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

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	4.0%
2017	4	16.0%
2018	1	4.0%
2019	5	20.0%
2020	3	12.0%
2021	1	4.0%
2022	2	8.0%
2024	1	4.0%
2025partial year	7	28.0%

Which technologies does Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) patent most?

C22C - Alloys 7

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 5

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 4

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

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 3

F01K - Steam Engine PLANTS; Steam ACCUMULATORS; Engine Plants NOT Otherwise Provided FOR; Engines Using Special Working Fluids OR Cycles 3

B21D - Working OR Processing OF Sheet Metal OR Metal Tubes, Rods OR Profiles Without Essentially Removing MATERIAL; Punching Metal 3

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 3

B22F - Working Metallic POWDER; Manufacture OF Articles From Metallic POWDER; Making Metallic Powder ; Apparatus OR Devices Specially Adapted FOR Metallic Powder 2

Y10T - Technical Subjects Covered BY Former US Classification 2

F17C - Vessels FOR Containing OR Storing Compressed, Liquefied OR Solidified GASES; Fixed-capacity GAS-HOLDERS; Filling Vessels With, OR Discharging From Vessels, Compressed, Liquefied, OR Solidified Gases 2

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 2

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices 2

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties 1

F04C - Rotary-piston, OR Oscillating-piston, Positive-displacement Machines FOR Liquids ; Rotary-piston, OR Oscillating-piston, Positive-displacement Pumps 1

Top 15 of 41 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s patent record in context - here's where to go next.

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)'s lead technology class is C22C (Alloys), 28% of its portfolio - see every assignee active in that class. Explore C22C
Ranked #12,070 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) against Klean Kanteen, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 42.7/100 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.