Where does Hodogaya Chemical Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hodogaya Chemical Co., Ltd. ranks #4,008 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 Hodogaya Chemical Co., Ltd. hold?

Hodogaya Chemical Co., Ltd. holds 90 US utility patents granted between 2015 and 2025, spanning 19 technology areas.

What is Hodogaya Chemical Co., Ltd.'s Innovation Score?

Hodogaya Chemical Co., Ltd. has an Innovation Score of 45.3 out of 100 (top 24% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Hodogaya Chemical Co., Ltd. focus on?

Hodogaya Chemical Co., Ltd.'s top technology area is H10K (Organic Electric Solid-state Devices) with 79 patents, ranking #54 of 791 assignees active in that subclass. Grants appear in 19 CPC subclasses total.

Is Hodogaya Chemical Co., Ltd.'s patent grant rate increasing or decreasing?

Hodogaya Chemical Co., Ltd.'s recent grant velocity is +13% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Hodogaya Chemical Co., Ltd.'s patents?

Hodogaya Chemical Co., Ltd.'s patents average 11.3 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 Hodogaya Chemical 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

Hodogaya Chemical Co., Ltd.

USPTO PatentsView assignee record - 90 granted patents across 19 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: H10K (Organic Electric Solid-state Devices).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hodogaya ranks #4,008 of 49,997 tracked US assignees by granted-patent volume, with 90 patents across 19 technology areas.

#4,008
of 49,997 US assignees by volume: Top 24%
by Innovation Score (45.3/100): 11.3
avg claims per patent: +13%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R4008 · Foreign Corporation #4,008 · 90 grants

GRANTS-SMALL · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-UP · BOOK-FULL

GRANTS-SMALL 90 grants
TOP-DECILE #4,008/49,997
PHOTO-FINISH Duraflex Hong Kong
CPC-FOCUS H10K · 19 areas
INNOV-PAR 45.3/100
CLAIMS-PAR 11.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +13% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Duraflex Hong Kong Limited (±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 Hodogaya’s 45.3 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 15.6 pts (34%) Velocity 7.5 pts (17%) Breadth 15.4 pts (34%) Claim depth 6.8 pts (15%)

Qualcomm Incorporated · highest

85
Alentic Microscience · near

45
Delphi International… · near

45
Hodogaya Chemical · this assignee

45
Ifly Holdings · near

45
Yulong Computer… · near

45
3D Lighting… · lowest

7

What this shows Hodogaya's Innovation Score is 45.3/100 (top 24% 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 Hodogaya?

Each dot is one of Hodogaya’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). Hodogaya’s own 11.3 claims/patent is ABOVE the 8.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Hodogaya's grants concentrate

Hodogaya Chemical Co., Ltd. is a focused PatentsView assignee: 19 CPC subclasses with 87.8% of grants classified under H10K (Organic Electric Solid-state Devices). Peak complete grant year is 2017 (13 grants) versus a trough of 5 in 2016. By volume, Hodogaya sits between Duraflex Hong Kong Limited and Lashify, Inc..

Hodogaya's three-year grant acceleration

From 2019–2021 to 2022–2024, Hodogaya Chemical Co., Ltd. moved from 24 to 27 grants (1.13x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Duraflex Hong Kong

90
Ecole Superieure…

90
Egis Technology

90
Federal-mogul Mot…

90
Kobayashi Pharmac…

90
Liebherr-werk Ehi…

90
Lixil

90
Lashify

90
Hodogaya Chemical ◀

90

What this shows Hodogaya holds 90 patents at rank #4,008, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hodogaya

By rank, the assignees closest to #4,008 in granted patent volume.

Leaders in H10K (Organic Electric Solid-state Devices)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hodogaya, neither rank-band nor same-CPC leaders (those blocks stay above). In H10K (Organic Electric Solid-state Devices), Hodogaya ranks #54 of 791 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (45 here).

Delphi International Operations Luxembourg S.A.R.L. 45 Yulong Computer Telecommunication Scientific (SHENZHEN) Co., Ltd. 45 Alentic Microscience Inc. 45 Ifly Holdings, LLC 45

Similar claim depth

Nearest assignees by average claims per patent (11.3 here).

Taipei Medical University 11.3 avg Industry-academic Cooperation Foundation Gyeongsang National University 11.3 avg Phoenix Pioneer Technology Co., Ltd. 11.3 avg ArianeGroup SAS 11.3 avg

Hodogaya's Innovation Score vs. every tracked assignee

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

45 Top 24% higher than 76% 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

Hodogaya Chemical Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	8.9%
2016	5	5.6%
2017	13	14.4%
2018	8	8.9%
2019	6	6.7%
2020	10	11.1%
2021	8	8.9%
2022	8	8.9%
2023	6	6.7%
2024	13	14.4%
2025partial year	5	5.6%

Which technologies does Hodogaya Chemical Co., Ltd. patent most?

H10K - Organic Electric Solid-state Devices 79

C07D - Heterocyclic Compounds 60

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 51

C07C - Acyclic OR Carbocyclic Compounds 27

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 14

C09B - Organic Dyes OR Closely-related Compounds FOR Producing Dyes ; , e.g. PIGMENTS; MORDANTS; Lakes 11

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 9

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 6

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 6

G03G - ELECTROGRAPHY; ELECTROPHOTOGRAPHY; Magnetography 5

C07B - General Methods OF Organic CHEMISTRY; Apparatus Therefor 5

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 3

A61Q - Specific USE OF Cosmetics OR Similar Toiletry Preparations 2

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 2

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 2

Top 15 of 19 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

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

Hodogaya Chemical Co., Ltd.'s lead technology class is H10K (Organic Electric Solid-state Devices), 87.8% of its portfolio - see every assignee active in that class. Explore H10K
Ranked #4,008 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hodogaya Chemical Co., Ltd. against Duraflex Hong Kong Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 45.3/100 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.