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

According to USPTO PatentsView (2015–2025 granted utility patents), Clarion Co., Ltd. ranks #1,211 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 Clarion Co., Ltd. hold?

Clarion Co., Ltd. holds 350 US utility patents granted between 2015 and 2024, spanning 69 technology areas.

What is Clarion Co., Ltd.'s Innovation Score?

Clarion Co., Ltd. has an Innovation Score of 54.5 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Clarion Co., Ltd. focus on?

Clarion Co., Ltd.'s top technology area is G06F (Electric Digital Data Processing) with 95 patents. Grants appear in 69 CPC subclasses total.

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

Clarion Co., Ltd.'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 Clarion Co., Ltd.'s patents?

Clarion Co., Ltd.'s patents average 8.8 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 Clarion 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

Clarion Co., Ltd.

USPTO PatentsView assignee record - 350 granted patents across 69 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: G06F (Electric Digital Data Processing).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Clarion ranks #1,211 of 49,997 tracked US assignees by granted-patent volume, with 350 patents across 69 technology areas.

#1,211
of 49,997 US assignees by volume: Top 8%
by Innovation Score (54.5/100): 8.8
avg claims per patent: -36%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1211 · Foreign Corporation #1,211 · 350 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-MID 350 grants
TOP-DECILE #1,211/49,997
PHOTO-FINISH Codexis
CPC-WIDE G06F · 69 areas
INNOV-PAR 54.5/100
CLAIMS-PAR 8.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -36% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Codexis, Inc. (±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.

Qualcomm Incorporated · highest

85
Subsea 7 · near

54
Clarion · this assignee

54
Noodoe Group · near

54
Industry Foundation… · near

54
Space Systems/Loral · near

54
3D Lighting… · lowest

7

What this shows Clarion's Innovation Score is 54.5/100 (top 8% 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 Clarion's grant cadence moved

Between 2020–2024, Clarion Co., Ltd. received 136 grants versus 214 in 2015–2019 (-36% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2017 at 57 grants and bottomed in 2024 at 5. Lead class G06F accounts for 27.1% of the portfolio across 69 subclasses. Volume neighbours: Dongwoo Fine-chem Co., Ltd. (#1,207) and Jeol Ltd. (#1,215).

Clarion's three-year grant acceleration

From 2019–2021 to 2022–2024, Clarion Co., Ltd. moved from 114 to 67 grants (0.59x 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 #2,478. See the growth leaderboard.

Dongwoo Fine-chem

351
Lumentum Operatio…

351
Shanghai Tianma A…

351
Shenzhen Smoore T…

351
Codexis

350
Gamblit Gaming

350
Ii-vi Delaware

350
Jeol

350
Clarion ◀

350

What this shows Clarion holds 350 patents at rank #1,211, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Clarion

By rank, the assignees closest to #1,211 in granted patent volume.

Leaders in G06F (Electric Digital Data Processing)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Noodoe Group Inc. 54 Subsea 7 Limited 54 Space Systems/Loral, LLC 54 Industry Foundation OF Chonnam National University 54

Similar claim depth

Nearest assignees by average claims per patent (8.8 here).

Masonite Corporation 8.8 avg Beihang University 8.8 avg PFU Limited 8.8 avg Sun Patent Trust 8.8 avg

Clarion's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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

Clarion Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	31	8.9%
2016	37	10.6%
2017	57	16.3%
2018	44	12.6%
2019	45	12.9%
2020	31	8.9%
2021	38	10.9%
2022	53	15.1%
2023	9	2.6%
2024	5	1.4%

Which technologies does Clarion Co., Ltd. patent most?

G06F - Electric Digital Data Processing 95

G08G - Traffic Control Systems 93

G01C - Measuring Distances, Levels OR BEARINGS; SURVEYING; NAVIGATION; Gyroscopic INSTRUMENTS; Photogrammetry OR Videogrammetry 91

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 81

G06V - Image OR Video Recognition OR Understanding 75

H04N - Pictorial Communication, e.g. Television 69

G06T - Image Data Processing OR Generation, IN General 63

B60W - Conjoint Control OF Vehicle Sub-units OF Different Type OR Different FUNCTION; Control Systems Specially Adapted FOR Hybrid VEHICLES; Road Vehicle Drive Control Systems FOR Purposes NOT Related TO THE Control OF A Particular Sub-unit 51

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 37

H04R - Loudspeakers, Microphones, Gramophone Pick-ups OR Like Acoustic Electromechanical TRANSDUCERS; Deaf-aid SETS; Public Address Systems 36

B62D - Motor VEHICLES; Trailers 34

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 32

H04W - Wireless Communication Networks 27

G10L - Speech Analysis Techniques OR Speech SYNTHESIS; Speech RECOGNITION; Speech OR Voice Processing TECHNIQUES; Speech OR Audio Coding OR Decoding 24

G09B - Educational OR Demonstration APPLIANCES; Appliances FOR Teaching, OR Communicating With, THE Blind, Deaf OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; Diagrams 22

Top 15 of 69 technology areas

Where it ranks

Overall rank by patents

#1,211

of 49,997 tracked assignees

Innovation Score

54.5 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

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

Clarion Co., Ltd.'s lead technology class is G06F (Electric Digital Data Processing), 27.1% of its portfolio - see every assignee active in that class. Explore G06F
Ranked #1,211 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Clarion Co., Ltd. against Dongwoo Fine-chem Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.5/100 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.