Where does Kobelco Construction Machinery Co., Ltd rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Kobelco Construction Machinery Co., Ltd ranks #1,107 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 Kobelco Construction Machinery Co., Ltd hold?

Kobelco Construction Machinery Co., Ltd holds 384 US utility patents granted between 2015 and 2025, spanning 94 technology areas.

What is Kobelco Construction Machinery Co., Ltd's Innovation Score?

Kobelco Construction Machinery Co., Ltd has an Innovation Score of 57.0 out of 100 (top 6% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Kobelco Construction Machinery Co., Ltd focus on?

Kobelco Construction Machinery Co., Ltd's top technology area is E02F (DREDGING; Soil-shifting) with 250 patents. Grants appear in 94 CPC subclasses total.

Is Kobelco Construction Machinery Co., Ltd's patent grant rate increasing or decreasing?

Kobelco Construction Machinery Co., Ltd's recent grant velocity is -4% 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 Kobelco Construction Machinery Co., Ltd's patents?

Kobelco Construction Machinery Co., Ltd's patents average 6.7 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 Kobelco Construction Machinery 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

Kobelco Construction Machinery Co., Ltd

USPTO PatentsView assignee record - 384 granted patents across 94 technology areas, recorded in grant years 2015–2025. 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: E02F (DREDGING; Soil-shifting).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Kobelco ranks #1,107 of 49,997 tracked US assignees by granted-patent volume, with 384 patents across 94 technology areas.

#1,107
of 49,997 US assignees by volume: Top 6%
by Innovation Score (57.0/100): 6.7
avg claims per patent: -4%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1107 · Foreign Corporation #1,107 · 384 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-FLAT · BOOK-FULL

GRANTS-MID 384 grants
TOP-DECILE #1,107/49,997
PHOTO-FINISH Power Integrations
CPC-WIDE E02F · 94 areas
INNOV-PAR 57.0/100
CLAIMS-SPARSE 6.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT -4% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Power Integrations, 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.

Qualcomm Incorporated · highest

85
Hallmark Cards… · near

57
Kobelco Construction… · this assignee

57
Nice · near

57
S&P Global · near

57
Telecom Italia S p A · near

57
3D Lighting… · lowest

7

What this shows Kobelco's Innovation Score is 57.0/100 (top 6% 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.

How Kobelco's grant cadence moved

Between 2020–2024, Kobelco Construction Machinery Co., Ltd received 166 grants versus 173 in 2015–2019 (-4% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2016 at 54 grants and bottomed in 2017 at 24. Lead class E02F accounts for 65.1% of the portfolio across 94 subclasses. Volume neighbours: Contemporary Amperex Technology (HONG KONG) Limited (#1,103) and National Oilwell Varco, L.P. (#1,111).

Kobelco's three-year grant acceleration

From 2019–2021 to 2022–2024, Kobelco Construction Machinery Co., Ltd moved from 93 to 104 grants (1.12x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #924. See the growth leaderboard.

Contemporary Ampe…

387
Infinera

386
PPC Broadband

386
JNC

385
Power Integrations

384
Kobelco Construct… ◀

384
Johns Manville

383
Linde

382
National Oilwell…

382

What this shows Kobelco holds 384 patents at rank #1,107, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Kobelco

By rank, the assignees closest to #1,107 in granted patent volume.

Leaders in E02F (Dredging)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Kobelco, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (57 here).

Nice Ltd. 57 Telecom Italia S.p.A. 57 Hallmark Cards, Incorporated 57 S&P Global Inc. 57

Similar claim depth

Nearest assignees by average claims per patent (6.7 here).

GN Audio A/S 6.7 avg Daimler Truck AG 6.7 avg Fiskars Brands, Inc. 6.7 avg Progressive International Corp. 6.7 avg

Kobelco's Innovation Score vs. every tracked assignee

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

57 Top 6% higher than 94% 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 · 2015–2025

Grants by year

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

View data table

Kobelco Construction Machinery Co., Ltd patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	39	10.2%
2016	54	14.1%
2017	24	6.3%
2018	25	6.5%
2019	31	8.1%
2020	33	8.6%
2021	29	7.6%
2022	28	7.3%
2023	25	6.5%
2024	51	13.3%
2025partial year	45	11.7%

Which technologies does Kobelco Construction Machinery Co., Ltd patent most?

E02F - DREDGING; Soil-shifting 250

B66C - CRANES; Load-engaging Elements OR Devices FOR Cranes, Capstans, Winches, OR Tackles 81

F15B - Systems Acting BY Means OF Fluids IN GENERAL; Fluid-pressure Actuators, e.g. SERVOMOTORS; Details OF Fluid-pressure Systems, NOT Otherwise Provided FOR 46

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 37

Y02T - Climate Change Mitigation Technologies Related TO Transportation 29

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 27

H04N - Pictorial Communication, e.g. Television 25

B60Y - Indexing Scheme Relating TO Aspects Cross-cutting Vehicle Technology 23

F01N - Gas-flow Silencers OR Exhaust Apparatus FOR Machines OR Engines IN GENERAL; Gas-flow Silencers OR Exhaust Apparatus FOR Internal-combustion Engines 21

B62D - Motor VEHICLES; Trailers 21

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 19

G08C - Transmission Systems FOR Measured Values, Control OR Similar Signals 16

G06F - Electric Digital Data Processing 14

B66D - CAPSTANS; WINCHES; Tackles, e.g. Pulley BLOCKS; Hoists 14

B60W - Conjoint Control OF Vehicle Sub-units OF Different Type OR Different FUNCTION; Control Systems Specially Adapted FOR Hybrid VEHICLES; Road Vehicle Drive Control Systems FOR Purposes NOT Related TO THE Control OF A Particular Sub-unit 13

Top 15 of 94 technology areas

Where it ranks

Overall rank by patents

#1,107

of 49,997 tracked assignees

Innovation Score

57.0 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

Kobelco Construction Machinery Co., Ltd's patent record in context - here's where to go next.

Kobelco Construction Machinery Co., Ltd's lead technology class is E02F (DREDGING; Soil-shifting), 65.1% of its portfolio - see every assignee active in that class. Explore E02F
Ranked #1,107 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Kobelco Construction Machinery Co., Ltd against Contemporary Amperex Technology (HONG KONG) Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 57.0/100 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.