Where does Hitachi Systems, Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hitachi Systems, Ltd. ranks #10,053 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 Hitachi Systems, Ltd. hold?

Hitachi Systems, Ltd. holds 31 US utility patents granted between 2015 and 2024, spanning 37 technology areas.

What is Hitachi Systems, Ltd.'s Innovation Score?

Hitachi Systems, Ltd. has an Innovation Score of 48.5 out of 100 (top 16% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hitachi Systems, Ltd.'s patent grant rate increasing or decreasing?

Hitachi Systems, Ltd.'s recent grant velocity is -28% 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 Hitachi Systems, Ltd.'s patents?

Hitachi Systems, Ltd.'s patents average 9.2 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 Hitachi Systems, 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

Hitachi Systems, Ltd.

Q: What technology areas does Hitachi Systems, Ltd. focus on?

Hitachi Systems, Ltd.'s top technology area is G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR) with 10 patents, ranking #1,277 of 6,520 assignees active in that subclass. Grants appear in 37 CPC subclasses total.

USPTO PatentsView assignee record - 31 granted patents across 37 technology areas, recorded in grant years 2015–2024. 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: G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hitachi ranks #10,053 of 49,997 tracked US assignees by granted-patent volume, with 31 patents across 37 technology areas.

#10,053
of 49,997 US assignees by volume: Top 16%
by Innovation Score (48.5/100): 9.2
avg claims per patent: -28%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R10053 · Foreign Corporation #10,053 · 31 grants

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

GRANTS-SMALL 31 grants
UPPER-Q #10,053/49,997
PHOTO-FINISH Handi-Foil
CPC-FOCUS G06Q · 37 areas
INNOV-PAR 48.5/100
CLAIMS-PAR 9.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -28% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Handi-Foil Corp. (±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 Hitachi’s 48.5 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 12.0 pts (25%) Velocity 9.5 pts (20%) Breadth 21.5 pts (44%) Claim depth 5.5 pts (11%)

Qualcomm Incorporated · highest

85
DY Auto · near

49
Guangzhou Chinaray… · near

49
Hitachi Systems · this assignee

49
Quantum Machines · near

49
Universite DE Limoges · near

49
3D Lighting… · lowest

7

What this shows Hitachi's Innovation Score is 48.5/100 (top 16% 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 Hitachi?

Each dot is one of Hitachi’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). Hitachi’s own 9.2 claims/patent is ABOVE the 7.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Hitachi's grants concentrate

Hitachi Systems, Ltd. is a focused PatentsView assignee: 37 CPC subclasses with 32.3% of grants classified under G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,). Peak complete grant year is 2017 (5 grants) versus a trough of 1 in 2015. By volume, Hitachi sits between Huanic Corporation and Innerworkings, Inc..

Hitachi's three-year grant acceleration

Hitachi Systems, Ltd. shows 10 grants in 2022–2024 against only 7 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.

Huanic

31
Huizhou Great Har…

31
Handi-foil

31
Hefei Visionox Te…

31
Hope Medical Ente…

31
III Holdings 4

31
Imperial College…

31
Innerworkings

31
Hitachi Systems ◀

31

What this shows Hitachi holds 31 patents at rank #10,057, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hitachi

By rank, the assignees closest to #10,057 in granted patent volume.

Leaders in G06Q (Information AND Communication Technology [ICT] Specially…)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hitachi, neither rank-band nor same-CPC leaders (those blocks stay above). In G06Q (Information AND Communication Technology [ICT] Specially…), Hitachi ranks #1,277 of 6,520 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (49 here).

Guangzhou Chinaray Optoelectronic Materials Ltd. 49 Universite DE Limoges 49 DY Auto Corporation 49 Quantum Machines 49

Hitachi's Innovation Score vs. every tracked assignee

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

49 Top 16% higher than 84% 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 · 2015–2024

Grants by year

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

View data table

Hitachi Systems, Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	3.2%
2016	3	9.7%
2017	5	16.1%
2018	5	16.1%
2019	4	12.9%
2020	1	3.2%
2021	2	6.5%
2022	4	12.9%
2023	2	6.5%
2024	4	12.9%

Which technologies does Hitachi Systems, Ltd. patent most?

G06Q - Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR 10

G06F - Electric Digital Data Processing 9

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 9

G06T - Image Data Processing OR Generation, IN General 6

G06V - Image OR Video Recognition OR Understanding 5

G09B - Educational OR Demonstration APPLIANCES; Appliances FOR Teaching, OR Communicating With, THE Blind, Deaf OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; Diagrams 3

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 3

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 3

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

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 3

G06K - Graphical Data Reading ; Presentation OF DATA; Record CARRIERS; Handling Record Carriers 2

H04N - Pictorial Communication, e.g. Television 2

F42B - Explosive Charges, e.g. FOR Blasting, Fireworks, Ammunition 2

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 2

H02S - Generation OF Electric Power BY Conversion OF Infrared Radiation, Visible Light OR Ultraviolet Light, e.g. Using Photovoltaic [PV] Modules 2

Top 15 of 37 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

Hitachi Systems, Ltd.'s patent record in context - here's where to go next.

Hitachi Systems, Ltd.'s lead technology class is G06Q (Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative,), 32.3% of its portfolio - see every assignee active in that class. Explore G06Q
Ranked #10,053 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hitachi Systems, Ltd. against Huanic Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 48.5/100 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.