Where does Hankook Tire Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hankook Tire Co., Ltd. ranks #3,279 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 Hankook Tire Co., Ltd. hold?

Hankook Tire Co., Ltd. holds 114 US utility patents granted between 2015 and 2023, spanning 27 technology areas.

What is Hankook Tire Co., Ltd.'s Innovation Score?

Hankook Tire Co., Ltd. has an Innovation Score of 38.5 out of 100 (top 40% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hankook Tire Co., Ltd.'s patent grant rate increasing or decreasing?

Hankook Tire Co., Ltd.'s recent grant velocity is -67% 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 Hankook Tire Co., Ltd.'s patents?

Hankook Tire Co., Ltd.'s patents average 4.5 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 Hankook Tire 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

Hankook Tire Co., Ltd.

Q: What technology areas does Hankook Tire Co., Ltd. focus on?

Hankook Tire Co., Ltd.'s top technology area is B60C (Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres) with 48 patents, ranking #16 of 319 assignees active in that subclass. Grants appear in 27 CPC subclasses total.

USPTO PatentsView assignee record - 114 granted patents across 27 technology areas, recorded in grant years 2015–2023. 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: B60C (Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Hankook ranks #3,279 of 49,997 tracked US assignees by granted-patent volume, with 114 patents across 27 technology areas.

#3,279
of 49,997 US assignees by volume: Top 40%
by Innovation Score (38.5/100): 4.5
avg claims per patent: -67%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3279 · Foreign Corporation #3,279 · 114 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MID 114 grants
TOP-DECILE #3,279/49,997
PHOTO-FINISH Dreamwell
CPC-FOCUS B60C · 27 areas
INNOV-THIN 38.5/100
CLAIMS-SPARSE 4.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -67% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dreamwell, Ltd. (±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 Hankook’s 38.5 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 16.4 pts (42%) Velocity 1.1 pts (3%) Breadth 18.4 pts (48%) Claim depth 2.7 pts (7%)

Qualcomm Incorporated · highest

85
Arcelormittal France · near

39
Bloomberg Finance · near

39
Hankook Tire · this assignee

39
Schenck RoTec · near

39
QuickStep · near

39
3D Lighting… · lowest

7

What this shows Hankook's Innovation Score is 38.5/100 (top 40% 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 Hankook?

Each dot is one of Hankook’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). Hankook’s own 4.5 claims/patent is at or below the 13.4 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Hankook's grants concentrate

Hankook Tire Co., Ltd. is a focused PatentsView assignee: 27 CPC subclasses with 42.1% of grants classified under B60C (Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres). Peak complete grant year is 2017 (23 grants) versus a trough of 2 in 2023. By volume, Hankook sits between Dreamwell, Ltd. and Kymeta Corporation.

Hankook's three-year grant acceleration

From 2019–2021 to 2022–2024, Hankook Tire Co., Ltd. moved from 36 to 6 grants (0.17x 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 #3,129. See the growth leaderboard.

Dreamwell

114
Equinor Energy AS

114
Exfo

114
Hiroshima Univers…

114
Hong Kong Baptist…

114
Janssen Vaccines…

114
F C C

114
Kymeta

114
Hankook Tire ◀

114

What this shows Hankook holds 114 patents at rank #3,280, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hankook

By rank, the assignees closest to #3,280 in granted patent volume.

Leaders in B60C (Vehicle Tyres)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hankook, neither rank-band nor same-CPC leaders (those blocks stay above). In B60C (Vehicle Tyres), Hankook ranks #16 of 319 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (39 here).

Bloomberg Finance L.P. 39 Arcelormittal France 39 Schenck RoTec GmbH 39 QuickStep Technologies LLC 39

Similar claim depth

Nearest assignees by average claims per patent (4.5 here).

Lifetime Brands, Inc. 4.5 avg Clover MFG. Co., Ltd. 4.5 avg Wahl Clipper Corporation 4.5 avg Blanco GMBH + Co KG 4.5 avg

Hankook's Innovation Score vs. every tracked assignee

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

39 Top 40% higher than 60% 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 · 2015–2023

Grants by year

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

View data table

Hankook Tire Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	19	16.7%
2016	21	18.4%
2017	23	20.2%
2018	9	7.9%
2019	14	12.3%
2020	11	9.6%
2021	11	9.6%
2022	4	3.5%
2023	2	1.8%

Which technologies does Hankook Tire Co., Ltd. patent most?

B60C - Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres 48

C08L - Compositions OF Macromolecular Compounds 12

B29D - Producing Particular Articles From Plastics OR From Substances IN A Plastic State 9

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 9

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 5

B60B - Vehicle Wheels ; CASTORS; Axles FOR Wheels OR CASTORS; Increasing Wheel Adhesion 4

D02G - Crimping OR Curling Fibres, Filaments, Threads, OR YARNS; Yarns OR Threads 3

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 2

B05B - Spraying APPARATUS; Atomising APPARATUS; Nozzles 2

Y02T - Climate Change Mitigation Technologies Related TO Transportation 2

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 2

C09J - ADHESIVES; Non-mechanical Aspects OF Adhesive Processes IN GENERAL; Adhesive Processes NOT Provided FOR ELSEWHERE; USE OF Materials AS Adhesives 2

Y10T - Technical Subjects Covered BY Former US Classification 1

G01L - Measuring Force, Stress, Torque, Work, Mechanical Power, Mechanical Efficiency, OR Fluid Pressure 1

G01M - Testing Static OR Dynamic Balance OF Machines OR STRUCTURES; Testing OF Structures OR Apparatus, NOT Otherwise Provided FOR 1

Top 15 of 27 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

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

Hankook Tire Co., Ltd.'s lead technology class is B60C (Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres), 42.1% of its portfolio - see every assignee active in that class. Explore B60C
Ranked #3,279 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hankook Tire Co., Ltd. against Dreamwell, Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 38.5/100 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.