Where does Cambridge Display Technology Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Cambridge Display Technology Limited ranks #3,319 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 Cambridge Display Technology Limited hold?

Cambridge Display Technology Limited holds 112 US utility patents granted between 2015 and 2023, spanning 37 technology areas.

What is Cambridge Display Technology Limited's Innovation Score?

Cambridge Display Technology Limited has an Innovation Score of 49.0 out of 100 (top 16% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Cambridge Display Technology Limited focus on?

Cambridge Display Technology Limited's top technology area is H10K (Organic Electric Solid-state Devices) with 104 patents. Grants appear in 37 CPC subclasses total.

Is Cambridge Display Technology Limited's patent grant rate increasing or decreasing?

Cambridge Display Technology Limited's recent grant velocity is -76% 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 Cambridge Display Technology Limited's patents?

Cambridge Display Technology Limited's patents average 16.8 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 Cambridge Display Technology Limited 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

Cambridge Display Technology Limited

USPTO PatentsView assignee record - 112 granted patents across 37 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: H10K (Organic Electric Solid-state Devices).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Cambridge ranks #3,319 of 49,997 tracked US assignees by granted-patent volume, with 112 patents across 37 technology areas.

#3,319
of 49,997 US assignees by volume: Top 16%
by Innovation Score (49.0/100): 16.8
avg claims per patent: -76%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3319 · Foreign Corporation #3,319 · 112 grants

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

GRANTS-MID 112 grants
TOP-DECILE #3,319/49,997
PHOTO-FINISH Aviat U S
CPC-FOCUS H10K · 37 areas
INNOV-PAR 49.0/100
CLAIMS-RICH 16.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -76% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Aviat U.S., 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
Fiberlean · near

49
Cambridge Display… · this assignee

49
Sigma-Aldrich · near

49
Teijin Pharma · near

49
Via Science · near

49
3D Lighting… · lowest

7

What this shows Cambridge's Innovation Score is 49.0/100 (top 16% 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.

Where Cambridge's grants concentrate

Cambridge Display Technology Limited is a focused PatentsView assignee: 37 CPC subclasses with 92.9% of grants classified under H10K (Organic Electric Solid-state Devices). Peak complete grant year is 2015 (27 grants) versus a trough of 1 in 2023. By volume, Cambridge sits between Yulong Computer Telecommunication Scientific (SHENZHEN) Co., Ltd. and Global Trademarks, Inc..

Cambridge's three-year grant acceleration

From 2019–2021 to 2022–2024, Cambridge Display Technology Limited moved from 33 to 5 grants (0.15x 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 #3,139. See the growth leaderboard.

Yulong Computer T…

113
Aviat U S

112
China Unionpay

112
Chroma ATE

112
Chr Hansen A/S

112
EOS Electro Optic…

112
Fred Hutchinson C…

112
Global Trademarks

112
Cambridge Display… ◀

112

What this shows Cambridge holds 112 patents at rank #3,321, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Cambridge

By rank, the assignees closest to #3,321 in granted patent volume.

Leaders in H10K (Organic Electric Solid-state Devices)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (49 here).

Teijin Pharma Limited 49 Sigma-Aldrich Co. LLC 49 Via Science, Inc. 49 Fiberlean Technologies Limited 49

Similar claim depth

Nearest assignees by average claims per patent (16.8 here).

Bruker Nano, Inc. 16.8 avg IPG Photonics Corporation 16.8 avg InnoGrit Technologies Co., Ltd. 16.8 avg Faurecia Automotive Seating, LLC 16.8 avg

Cambridge's Innovation Score vs. every tracked assignee

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

49 Top 16% higher than 84% 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

Cambridge Display Technology Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	27	24.1%
2016	13	11.6%
2017	19	17.0%
2018	15	13.4%
2019	16	14.3%
2020	9	8.0%
2021	8	7.1%
2022	4	3.6%
2023	1	0.9%

Which technologies does Cambridge Display Technology Limited patent most?

H10K - Organic Electric Solid-state Devices 104

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 51

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 50

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 20

C08L - Compositions OF Macromolecular Compounds 19

C07C - Acyclic OR Carbocyclic Compounds 17

C07D - Heterocyclic Compounds 15

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 13

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 10

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 9

H01L - Semiconductor Devices NOT Covered BY Class H10 6

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 5

H01B - CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties 5

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 4

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 4

Top 15 of 37 technology areas

Where it ranks

Overall rank by patents

#3,319

of 49,997 tracked assignees

Innovation Score

49.0 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

Cambridge Display Technology Limited's patent record in context - here's where to go next.

Cambridge Display Technology Limited's lead technology class is H10K (Organic Electric Solid-state Devices), 92.9% of its portfolio - see every assignee active in that class. Explore H10K
Ranked #3,319 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Cambridge Display Technology Limited against Yulong Computer Telecommunication Scientific (SHENZHEN) Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 49.0/100 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.