Where does Coretronic Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Coretronic Corporation ranks #523 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 Coretronic Corporation hold?

Coretronic Corporation holds 858 US utility patents granted between 2015 and 2025, spanning 91 technology areas.

What is Coretronic Corporation's Innovation Score?

Coretronic Corporation has an Innovation Score of 66.0 out of 100 (top 1% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Coretronic Corporation's patent grant rate increasing or decreasing?

Coretronic Corporation's recent grant velocity is +215% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Coretronic Corporation's patents?

Coretronic Corporation's patents average 16.9 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 Coretronic 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

Coretronic Corporation

Q: What technology areas does Coretronic Corporation focus on?

Coretronic Corporation's top technology area is G03B (Apparatus OR Arrangements FOR Taking Photographs OR FOR Projecting OR Viewing THEM; Apparatus OR Arrangements Employing Analogous Techniques Using Waves Other Than Optical WAVES; Accessories Therefor) with 511 patents. Grants appear in 91 CPC subclasses total.

USPTO PatentsView assignee record - 858 granted patents across 91 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: G03B (Apparatus OR Arrangements FOR Taking Photographs OR FOR Projecting OR Viewing THEM; Apparatus OR Arrangements Employing Analogous Techniques Using Waves Other Than Optical WAVES; Accessories Therefor).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Coretronic ranks #523 of 49,997 tracked US assignees by granted-patent volume, with 858 patents across 91 technology areas.

#523
of 49,997 US assignees by volume: Top 1%
by Innovation Score (66.0/100): 16.9
avg claims per patent: +215%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R523 · Foreign Corporation #523 · 858 grants

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

GRANTS-MID 858 grants
TOP-DECILE #523/49,997
PHOTO-FINISH Lear
CPC-WIDE G03B · 91 areas
INNOV-STRONG 66.0/100
CLAIMS-RICH 16.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +215% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Lear Corporation (±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
Beijing Goldwind… · near

66
Qorvo US · near

66
Coretronic · this assignee

66
Nanjing Chervon… · near

66
Ohio State Innovatio… · near

66
3D Lighting… · lowest

7

What this shows Coretronic's Innovation Score is 66.0/100 (top 1% 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 Coretronic's grant cadence moved

Between 2020–2024, Coretronic Corporation received 611 grants versus 194 in 2015–2019 (+215% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2022 at 145 grants and bottomed in 2015 at 21. Lead class G03B accounts for 59.6% of the portfolio across 91 subclasses. Volume neighbours: Daimler AG (#519) and W.L. Gore & Associates GmbH (#527).

Coretronic's three-year grant acceleration

From 2019–2021 to 2022–2024, Coretronic Corporation moved from 321 to 361 grants (1.13x 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 #911. See the growth leaderboard.

Daimler

866
Avago Internation…

864
Zebra

863
Sharkninja Operat…

862
Lear

858
Coretronic ◀

858
Cable Television…

857
Case Western Rese…

856
W L Gore & Associ…

856

What this shows Coretronic holds 858 patents at rank #523, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Coretronic

By rank, the assignees closest to #523 in granted patent volume.

Leaders in G03B (Apparatus OR Arrangements FOR Taking Photographs OR FOR P…)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (66 here).

Ohio State Innovation Foundation 66 Nanjing Chervon Industry Co., Ltd. 66 Qorvo US, Inc. 66 Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd. 66

Similar claim depth

Nearest assignees by average claims per patent (16.9 here).

Jpmorgan Chase Bank, N.A. 16.9 avg Nanyang Technological University 16.9 avg Hgst Netherlands, B.V. 16.9 avg AFL Telecommunications LLC 16.9 avg

Coretronic's Innovation Score vs. every tracked assignee

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

66 Top 1% higher than 99% 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

Coretronic Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	21	2.4%
2016	36	4.2%
2017	38	4.4%
2018	28	3.3%
2019	71	8.3%
2020	120	14.0%
2021	130	15.2%
2022	145	16.9%
2023	125	14.6%
2024	91	10.6%
2025partial year	53	6.2%

Which technologies does Coretronic Corporation patent most?

G03B - Apparatus OR Arrangements FOR Taking Photographs OR FOR Projecting OR Viewing THEM; Apparatus OR Arrangements Employing Analogous Techniques Using Waves Other Than Optical WAVES; Accessories Therefor 511

G02B - Optical Elements, Systems OR Apparatus 434

H04N - Pictorial Communication, e.g. Television 279

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 93

G06F - Electric Digital Data Processing 58

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR 41

G09G - Arrangements OR Circuits FOR Control OF Indicating Devices Using Static Means TO Present Variable Information 35

G06T - Image Data Processing OR Generation, IN General 34

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 29

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers 24

F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors 12

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 11

G06V - Image OR Video Recognition OR Understanding 11

F21Y - Indexing Scheme Associated With Subclasses F21k, F21l, F21s and F21v, Relating TO THE Form OR THE Kind OF THE Light Sources OR OF THE Colour OF THE Light Emitted 10

H01L - Semiconductor Devices NOT Covered BY Class H10 9

Top 15 of 91 technology areas

Where it ranks

Overall rank by patents

#523

of 49,997 tracked assignees

Innovation Score

66.0 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

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

Coretronic Corporation's lead technology class is G03B (Apparatus OR Arrangements FOR Taking Photographs OR FOR Projecting OR Viewing THEM; Apparatus OR Arrangements Employing Analogous Techniques Using Waves Other Than Optical WAVES; Accessories Therefor), 59.6% of its portfolio - see every assignee active in that class. Explore G03B
Ranked #523 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Coretronic Corporation against Daimler AG, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 66.0/100 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.