Where does PPG Industries Ohio, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), PPG Industries Ohio, Inc. ranks #783 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 PPG Industries Ohio, Inc. hold?

PPG Industries Ohio, Inc. holds 586 US utility patents granted between 2015 and 2025, spanning 141 technology areas.

What is PPG Industries Ohio, Inc.'s Innovation Score?

PPG Industries Ohio, Inc. has an Innovation Score of 64.7 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%).

Is PPG Industries Ohio, Inc.'s patent grant rate increasing or decreasing?

PPG Industries Ohio, Inc.'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 PPG Industries Ohio, Inc.'s patents?

PPG Industries Ohio, Inc.'s patents average 19.2 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 PPG Industries Ohio, Inc. 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 US Corporation

PPG Industries Ohio, Inc.

Q: What technology areas does PPG Industries Ohio, Inc. focus on?

PPG Industries Ohio, Inc.'s top technology area is 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) with 336 patents, ranking #11 of 1,818 assignees active in that subclass. Grants appear in 141 CPC subclasses total.

USPTO PatentsView assignee record - 586 granted patents across 141 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: 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 Materi).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, PPG ranks #783 of 49,997 tracked US assignees by granted-patent volume, with 586 patents across 141 technology areas.

#783
of 49,997 US assignees by volume: Top 2%
by Innovation Score (64.7/100): 19.2
avg claims per patent: -4%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R783 · US Corporation #783 · 586 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-STRONG · CLAIMS-RICH · TYPE-USCORP · VEL-FLAT · BOOK-FULL

GRANTS-MID 586 grants
TOP-DECILE #783/49,997
PHOTO-FINISH Kokusai Electric
CPC-WIDE C09D · 141 areas
INNOV-STRONG 64.7/100
CLAIMS-RICH 19.2 claims/avg
TYPE-USCORP US Corporation
VEL-FLAT -4% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kokusai Electric Corporation (±1 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 PPG’s 64.7 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 22.0 pts (34%) Velocity 6.2 pts (10%) Breadth 25.0 pts (39%) Claim depth 11.5 pts (18%)

Qualcomm Incorporated · highest

85
International… · near

65
Unity SF · near

65
Kubota · near

65
PPG Industries Ohio · this assignee

65
Takeda Pharmaceutical · near

65
3D Lighting… · lowest

7

What this shows PPG's Innovation Score is 64.7/100 (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.

Does more volume mean deeper claims for PPG?

Each dot is one of PPG’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). PPG’s own 19.2 claims/patent is ABOVE the 13.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

How PPG's grant cadence moved

Between 2020–2024, PPG Industries Ohio, Inc. received 272 grants versus 282 in 2015–2019 (-4% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2015 at 66 grants and bottomed in 2024 at 42. Lead class C09D accounts for 57.3% of the portfolio across 141 subclasses. Volume neighbours: Tohoku University (#779) and Children's Medical Center Corporation (#787).

PPG's three-year grant acceleration

From 2019–2021 to 2022–2024, PPG Industries Ohio, Inc. moved from 169 to 157 grants (0.93x 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 #1,391. See the growth leaderboard.

Tohoku University

589
Kyoto University

588
Kokusai Electric

587
Phoenix Contact &…

587
PPG Industries Oh… ◀

586
North Carolina St…

585
Agilent

583
Bayer Cropscience…

583
Children's Medica…

583

What this shows PPG holds 586 patents at rank #783, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near PPG

By rank, the assignees closest to #783 in granted patent volume.

Leaders in C09D (Coating Compositions)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for PPG, neither rank-band nor same-CPC leaders (those blocks stay above). In C09D (Coating Compositions), PPG ranks #11 of 1,818 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (65 here).

Takeda Pharmaceutical Company Limited 65 Kubota Corporation 65 Unity Technologies SF 65 International Engine Intellectual Property Company, LLC 65

Similar claim depth

Nearest assignees by average claims per patent (19.2 here).

Marvell World Trade Ltd. 19.2 avg Pioneer Hi-bred International, Inc. 19.2 avg iHeart Media Management Services, Inc. 19.2 avg MetaSwitch Networks Ltd. 19.2 avg

PPG's Innovation Score vs. every tracked assignee

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

65 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

PPG Industries Ohio, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	66	11.3%
2016	54	9.2%
2017	59	10.1%
2018	49	8.4%
2019	54	9.2%
2020	64	10.9%
2021	51	8.7%
2022	57	9.7%
2023	58	9.9%
2024	42	7.2%
2025partial year	32	5.5%

Which technologies does PPG Industries Ohio, Inc. patent most?

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 336

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 208

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 155

Y10T - Technical Subjects Covered BY Former US Classification 121

C08L - Compositions OF Macromolecular Compounds 108

B05D - Processes FOR Applying Fluent Materials TO Surfaces, IN General 86

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 86

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 68

C25D - Processes FOR THE Electrolytic OR Electrophoretic Production OF COATINGS; ELECTROFORMING; Apparatus Therefor 51

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 48

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 45

C03C - Chemical Composition OF Glasses, Glazes OR Vitreous ENAMELS; Surface Treatment OF GLASS; Surface Treatment OF Fibres OR Filaments Made From Glass, Minerals OR SLAGS; Joining Glass TO Glass OR Other Materials 44

G02B - Optical Elements, Systems OR Apparatus 40

B65D - Containers FOR Storage OR Transport OF Articles OR Materials, e.g. Bags, Barrels, Bottles, Boxes, Cans, Cartons, Crates, Drums, Jars, Tanks, Hoppers, Forwarding CONTAINERS; Accessories, Closures, OR Fittings THEREFOR; Packaging ELEMENTS; Packages 40

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 38

Top 15 of 141 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

PPG Industries Ohio, Inc.'s patent record in context - here's where to go next.

PPG Industries Ohio, Inc.'s lead technology class is 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 Materi), 57.3% of its portfolio - see every assignee active in that class. Explore C09D
Ranked #783 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare PPG Industries Ohio, Inc. against Tohoku University, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 64.7/100 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.