Where does Nitto Denko Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Nitto Denko Corporation ranks #266 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 Nitto Denko Corporation hold?

Nitto Denko Corporation holds 1,608 US utility patents granted between 2015 and 2025, spanning 207 technology areas.

What is Nitto Denko Corporation's Innovation Score?

Nitto Denko Corporation has an Innovation Score of 62.4 out of 100 (top 2% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Nitto Denko Corporation focus on?

Nitto Denko Corporation's top technology area is G02B (Optical Elements, Systems OR Apparatus) with 419 patents. Grants appear in 207 CPC subclasses total.

Is Nitto Denko Corporation's patent grant rate increasing or decreasing?

Nitto Denko Corporation'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 Nitto Denko Corporation's patents?

Nitto Denko Corporation's patents average 11.1 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 Nitto Denko Corporation 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

Nitto Denko Corporation

USPTO PatentsView assignee record - 1,608 granted patents across 207 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: G02B (Optical Elements, Systems OR Apparatus).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Nitto ranks #266 of 49,997 tracked US assignees by granted-patent volume, with 1,608 patents across 207 technology areas.

#266
of 49,997 US assignees by volume: Top 2%
by Innovation Score (62.4/100): 11.1
avg claims per patent: -36%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R266 · Foreign Corporation #266 · 1,608 grants

GRANTS-LARGE · TOP-DECILE · PHOTO-FINISH · CPC-BROAD · INNOV-STRONG · CLAIMS-PAR · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-LARGE 1.6K grants
TOP-DECILE #266/49,997
PHOTO-FINISH Ecolab USA
CPC-BROAD G02B · 207 areas
INNOV-STRONG 62.4/100
CLAIMS-PAR 11.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -36% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Ecolab USA Inc. (±2 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
Westinghouse Air Brake · near

62
Nitto Denko · this assignee

62
University of… · near

62
Yahoo Ad Tech · near

62
DSM IP Assets B V · near

62
3D Lighting… · lowest

7

What this shows Nitto's Innovation Score is 62.4/100 (top 2% 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 Nitto's grant cadence moved

Between 2020–2024, Nitto Denko Corporation received 590 grants versus 922 in 2015–2019 (-36% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2016 at 213 grants and bottomed in 2023 at 88. Lead class G02B accounts for 26.1% of the portfolio across 207 subclasses. Volume neighbours: Stryker Corporation (#262) and Here Global B.V. (#270).

Nitto's three-year grant acceleration

From 2019–2021 to 2022–2024, Nitto Denko Corporation moved from 424 to 330 grants (0.78x 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 #1,907. See the growth leaderboard.

Stryker

1,619
Lenovo (Beijing)

1,618
Hamamatsu Photoni…

1,615
Ecolab USA

1,610
Nitto Denko ◀

1,608
Kohler

1,594
Henkel & Kgaa

1,592
Changxin Memory

1,589
Here Global B V

1,589

What this shows Nitto holds 1,608 patents at rank #266, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Nitto

By rank, the assignees closest to #266 in granted patent volume.

Leaders in G02B (Optical Elements)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (62 here).

Yahoo Ad Tech LLC 62 University of Science and Technology Beijing 62 Westinghouse Air Brake Technologies Corporation 62 DSM IP Assets B.V. 62

Similar claim depth

Nearest assignees by average claims per patent (11.1 here).

Samsonite IP Holdings S.a r.l. 11.1 avg MAN Energy Solutions SE 11.1 avg GlaxoSmithKline LLC 11.1 avg Nippon Steel Chemical & Material Co., Ltd. 11.1 avg

Nitto's Innovation Score vs. every tracked assignee

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

62 Top 2% higher than 98% 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

Nitto Denko Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	212	13.2%
2016	213	13.2%
2017	174	10.8%
2018	159	9.9%
2019	164	10.2%
2020	138	8.6%
2021	122	7.6%
2022	137	8.5%
2023	88	5.5%
2024	105	6.5%
2025partial year	96	6.0%

Which technologies does Nitto Denko Corporation patent most?

G02B - Optical Elements, Systems OR Apparatus 419

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 359

C09J - ADHESIVES; Non-mechanical Aspects OF Adhesive Processes IN GENERAL; Adhesive Processes NOT Provided FOR ELSEWHERE; USE OF Materials AS Adhesives 293

Y10T - Technical Subjects Covered BY Former US Classification 280

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 240

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 192

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 138

H01L - Semiconductor Devices NOT Covered BY Class H10 124

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 115

C08L - Compositions OF Macromolecular Compounds 103

B01D - Separation 101

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 100

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 92

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 91

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 81

Top 15 of 207 technology areas

Where it ranks

Overall rank by patents

#266

of 49,997 tracked assignees

Innovation Score

62.4 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

Nitto Denko Corporation's patent record in context - here's where to go next.

Nitto Denko Corporation's lead technology class is G02B (Optical Elements, Systems OR Apparatus), 26.1% of its portfolio - see every assignee active in that class. Explore G02B
Ranked #266 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Nitto Denko Corporation against Stryker Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 62.4/100 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.