Where does City University OF Hong Kong rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), City University OF Hong Kong ranks #701 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 City University OF Hong Kong hold?

City University OF Hong Kong holds 646 US utility patents granted between 2015 and 2025, spanning 232 technology areas.

What is City University OF Hong Kong's Innovation Score?

City University OF Hong Kong has an Innovation Score of 67.5 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%).

What technology areas does City University OF Hong Kong focus on?

City University OF Hong Kong's top technology area is H01Q (Antennas, i.e. Radio Aerials) with 74 patents, ranking #37 of 1,637 assignees active in that subclass. Grants appear in 232 CPC subclasses total.

Is City University OF Hong Kong's patent grant rate increasing or decreasing?

City University OF Hong Kong's recent grant velocity is +80% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for City University OF Hong Kong's patents?

City University OF Hong Kong's patents average 18.9 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 City University OF Hong Kong 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

City University OF Hong Kong

USPTO PatentsView assignee record - 646 granted patents across 232 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: H01Q (Antennas, i.e. Radio Aerials).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, City ranks #701 of 49,997 tracked US assignees by granted-patent volume, with 646 patents across 232 technology areas.

#701
of 49,997 US assignees by volume: Top 1%
by Innovation Score (67.5/100): 18.9
avg claims per patent: +80%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R701 · Foreign Corporation #701 · 646 grants

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

GRANTS-MID 646 grants
TOP-DECILE #701/49,997
PHOTO-FINISH Goertek
CPC-BROAD H01Q · 232 areas
INNOV-STRONG 67.5/100
CLAIMS-RICH 18.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +80% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Goertek 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.

How City’s 67.5 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 22.4 pts (33%) Velocity 8.8 pts (13%) Breadth 25.0 pts (37%) Claim depth 11.3 pts (17%)

Qualcomm Incorporated · highest

85
Hamilton Sundstrand… · near

68
IGT · near

68
City University OF… · this assignee

68
Asics · near

67
Medtronic Minimed · near

67
3D Lighting… · lowest

7

What this shows City's Innovation Score is 67.5/100 (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.

Does more volume mean deeper claims for City?

Each dot is one of City’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). City’s own 18.9 claims/patent is ABOVE the 14.5 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

How City's grant cadence moved

Between 2020–2024, City University OF Hong Kong received 376 grants versus 209 in 2015–2019 (+80% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2024 at 96 grants and bottomed in 2015 at 33. Lead class H01Q accounts for 11.5% of the portfolio across 232 subclasses. Volume neighbours: Time Warner Cable Enterprises LLC (#697) and Siemens Energy, Inc. (#705).

City's three-year grant acceleration

From 2019–2021 to 2022–2024, City University OF Hong Kong moved from 183 to 242 grants (1.32x 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 #619. See the growth leaderboard.

Time Warner Cable…

651
Huawei Device

649
Mitsui Chemicals

649
Continental Autom…

648
Goertek

646
Palo Alto Networks

646
City University O… ◀

646
GS Yuasa Internat…

645
Siemens Energy

645

What this shows City holds 646 patents at rank #701, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near City

By rank, the assignees closest to #701 in granted patent volume.

Leaders in H01Q (Antennas)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for City, neither rank-band nor same-CPC leaders (those blocks stay above). In H01Q (Antennas), City ranks #37 of 1,637 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (68 here).

IGT 68 Hamilton Sundstrand Corporation (HSC) 68 Medtronic Minimed, Inc. 67 Asics Corporation 67

Similar claim depth

Nearest assignees by average claims per patent (18.9 here).

Red Hat Israel Ltd. 18.9 avg Shanghai United Imaging Healthcare Co., Ltd. 18.9 avg Upm-kymmene Corporation 18.9 avg Sonicwall Inc. 18.9 avg

City's Innovation Score vs. every tracked assignee

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

68 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

City University OF Hong Kong patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	33	5.1%
2016	44	6.8%
2017	44	6.8%
2018	39	6.0%
2019	49	7.6%
2020	55	8.5%
2021	79	12.2%
2022	77	11.9%
2023	69	10.7%
2024	96	14.9%
2025partial year	61	9.4%

Which technologies does City University OF Hong Kong patent most?

H01Q - Antennas, i.e. Radio Aerials 74

G06F - Electric Digital Data Processing 65

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 58

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 47

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 39

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 36

G06T - Image Data Processing OR Generation, IN General 34

H04N - Pictorial Communication, e.g. Television 28

A61B - DIAGNOSIS; SURGERY; Identification 26

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 25

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 24

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof 22

G06N - Computing Arrangements Based ON Specific Computational Models 21

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 21

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 20

Top 15 of 232 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

City University OF Hong Kong's patent record in context - here's where to go next.

City University OF Hong Kong's lead technology class is H01Q (Antennas, i.e. Radio Aerials), 11.5% of its portfolio - see every assignee active in that class. Explore H01Q
Ranked #701 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare City University OF Hong Kong against Time Warner Cable Enterprises LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 67.5/100 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.