Where does Wuhan China Star Optoelectronics Technology Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Wuhan China Star Optoelectronics Technology Co., Ltd. ranks #272 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

What is Wuhan China Star Optoelectronics Technology Co., Ltd.'s Innovation Score?

Wuhan China Star Optoelectronics Technology Co., Ltd. has an Innovation Score of 61.7 out of 100 (top 3% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Wuhan China Star Optoelectronics Technology Co., Ltd.'s patent grant rate increasing or decreasing?

Wuhan China Star Optoelectronics Technology Co., Ltd.'s recent grant velocity is +0% 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 Wuhan China Star Optoelectronics Technology Co., Ltd.'s patents?

Wuhan China Star Optoelectronics Technology Co., Ltd.'s patents average 13.2 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Wuhan China Star Optoelectronics Technology Co., Ltd.

Q: How many patents does Wuhan China Star Optoelectronics Technology Co., Ltd. hold?

Wuhan China Star Optoelectronics Technology Co., Ltd. holds 1,572 US utility patents granted between 2016 and 2025, spanning 113 technology areas.

Q: What technology areas does Wuhan China Star Optoelectronics Technology Co., Ltd. focus on?

Wuhan China Star Optoelectronics Technology Co., Ltd.'s top technology area is 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) with 787 patents. Grants appear in 113 CPC subclasses total.

Q: How is the Wuhan China Star Optoelectronics Technology 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 PatentsView assignee record - 1,572 granted patents across 113 technology areas, recorded in grant years 2016–2025. 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: 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; Optica).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Wuhan ranks #272 of 49,997 tracked US assignees by granted-patent volume, with 1,572 patents across 113 technology areas.

#272
of 49,997 US assignees by volume: Top 3%
by Innovation Score (61.7/100): 13.2
avg claims per patent: +0%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R272 · Foreign Corporation #272 · 1,572 grants

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

GRANTS-LARGE 1.6K grants
TOP-DECILE #272/49,997
PHOTO-FINISH Sprint Communications
CPC-WIDE G02F · 113 areas
INNOV-STRONG 61.7/100
CLAIMS-RICH 13.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT +0% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Sprint Communications Company, L.P. (±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
Duke Manufacturing · near

62
Asahi Kasei… · near

62
Wuhan China Star… · this assignee

62
TC1 · near

62
ZF Active Safety · near

62
3D Lighting… · lowest

7

What this shows Wuhan's Innovation Score is 61.7/100 (top 3% 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 Wuhan's grant cadence moved

Between 2020–2024, Wuhan China Star Optoelectronics Technology Co., Ltd. received 733 grants versus 734 in 2015–2019 (+0% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2019 at 369 grants and bottomed in 2016 at 2. Lead class G02F accounts for 50.1% of the portfolio across 113 subclasses. Volume neighbours: Henkel AG & Co. KGaA (#268) and Goodrich Corporation (#276).

Wuhan's three-year grant acceleration

From 2019–2021 to 2022–2024, Wuhan China Star Optoelectronics Technology Co., Ltd. moved from 732 to 370 grants (0.51x 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 #2,684. See the growth leaderboard.

Henkel & Kgaa

1,592
Changxin Memory

1,589
Here Global B V

1,589
Sprint Communicat…

1,574
Wuhan China Star… ◀

1,572
Meta Platforms

1,569
Acushnet

1,567
Colgate-palmolive

1,565
Goodrich

1,557

What this shows Wuhan holds 1,572 patents at rank #272, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Wuhan

By rank, the assignees closest to #272 in granted patent volume.

Leaders in G02F (Optical Devices OR Arrangements FOR THE Control OF Light…)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (62 here).

Asahi Kasei Microdevices Corporation 62 TC1 LLC 62 ZF Active Safety GmbH 62 Duke Manufacturing Co. 62

Similar claim depth

Nearest assignees by average claims per patent (13.2 here).

Aktiebolaget SKF 13.2 avg Osram Sylvania Inc. 13.2 avg Polar Electro Oy 13.2 avg Norma Germany GMBH 13.2 avg

Wuhan's Innovation Score vs. every tracked assignee

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

62 Top 3% higher than 97% 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 · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Wuhan China Star Optoelectronics Technology Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	0.1%
2017	93	5.9%
2018	270	17.2%
2019	369	23.5%
2020	208	13.2%
2021	155	9.9%
2022	135	8.6%
2023	63	4.0%
2024	172	10.9%
2025partial year	105	6.7%

Which technologies does Wuhan China Star Optoelectronics Technology Co., Ltd. patent most?

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 787

G09G - Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information 459

H10D - Inorganic Electric Semiconductor Devices 316

H10K - Organic Electric Solid-state Devices 233

G06F - Electric Digital Data Processing 231

G02B - Optical Elements, Systems OR Apparatus 200

H01L - Semiconductor Devices NOT Covered BY Class H10 130

G11C - Static Stores 79

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 66

G06V - Image OR Video Recognition OR Understanding 63

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 60

H04M - Telephonic Communication 34

G09F - DISPLAYING; ADVERTISING; SIGNS; Labels OR NAME-PLATES; Seals 34

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers 30

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 29

Top 15 of 113 technology areas

Where it ranks

Overall rank by patents

#272

of 49,997 tracked assignees

Innovation Score

61.7 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

Wuhan China Star Optoelectronics Technology Co., Ltd.'s patent record in context - here's where to go next.

Wuhan China Star Optoelectronics Technology Co., Ltd.'s lead technology class is 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; Optica), 50.1% of its portfolio - see every assignee active in that class. Explore G02F
Ranked #272 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Wuhan China Star Optoelectronics Technology Co., Ltd. against Henkel AG & Co. KGaA, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 61.7/100 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.