Where does Queen's University at Kingston rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Queen's University at Kingston ranks #3,332 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 Queen's University at Kingston hold?

Queen's University at Kingston holds 112 US utility patents granted between 2015 and 2025, spanning 98 technology areas.

What is Queen's University at Kingston's Innovation Score?

Queen's University at Kingston has an Innovation Score of 60.5 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 Queen's University at Kingston's patent grant rate increasing or decreasing?

Queen's University at Kingston's recent grant velocity is +56% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Queen's University at Kingston's patents?

Queen's University at Kingston's patents average 17.2 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.

How is the Queen's University at Kingston 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

Queen's University at Kingston

Q: What technology areas does Queen's University at Kingston focus on?

Queen's University at Kingston's top technology area is 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) with 22 patents. Grants appear in 98 CPC subclasses total.

USPTO PatentsView assignee record - 112 granted patents across 98 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: 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;).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Queen's ranks #3,332 of 49,997 tracked US assignees by granted-patent volume, with 112 patents across 98 technology areas.

#3,332
of 49,997 US assignees by volume: Top 3%
by Innovation Score (60.5/100): 17.2
avg claims per patent: +56%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3332 · Foreign Corporation #3,332 · 112 grants

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

GRANTS-MID 112 grants
TOP-DECILE #3,332/49,997
PHOTO-FINISH Kyowa Hakko Kirin
CPC-WIDE H02M · 98 areas
INNOV-STRONG 60.5/100
CLAIMS-RICH 17.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +56% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kyowa Hakko Kirin Co., Ltd. (±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
Hunt Energy… · near

61
University of… · near

61
Volvo Penta · near

61
Queen's University… · this assignee

60
Xi'an University of… · near

60
3D Lighting… · lowest

7

What this shows Queen's's Innovation Score is 60.5/100 (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 Queen's's grant cadence moved

Between 2020–2024, Queen's University at Kingston received 61 grants versus 39 in 2015–2019 (+56% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2022 at 20 grants and bottomed in 2015 at 6. Lead class H02M accounts for 19.6% of the portfolio across 98 subclasses. Volume neighbours: Kyowa Hakko Kirin Co., Ltd. (#3,328) and Welltec A/S (#3,336).

Queen's's three-year grant acceleration

From 2019–2021 to 2022–2024, Queen's University at Kingston moved from 31 to 41 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 #617. See the growth leaderboard.

Kyowa Hakko Kirin

112
Nippon Pillar Pac…

112
Niagara Bottling

112
Pixar

112
Sandisk 3D

112
Tsmc China

112
The Travelers Ind…

112
Welltec A/S

112
Queen's Universit… ◀

112

What this shows Queen's holds 112 patents at rank #3,332, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Queen's

By rank, the assignees closest to #3,332 in granted patent volume.

Leaders in H02M (Apparatus FOR Conversion Between AC AND AC)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (60 here).

Xi'an University of Architecture and Technology 60 University of Rochester 61 Volvo Penta Corporation 61 Hunt Energy Enterprises, L.L.C. 61

Similar claim depth

Nearest assignees by average claims per patent (17.2 here).

Promerus, LLC 17.2 avg Kapsch TrafficCom AG 17.2 avg Shanghai Research Institute OF Petrochemical Technology, Sinopec 17.2 avg Regal Beloit America, Inc. 17.2 avg

Queen's's Innovation Score vs. every tracked assignee

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

60 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 · 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

Queen's University at Kingston patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	5.4%
2016	6	5.4%
2017	7	6.3%
2018	9	8.0%
2019	11	9.8%
2020	7	6.3%
2021	13	11.6%
2022	20	17.9%
2023	12	10.7%
2024	9	8.0%
2025partial year	12	10.7%

Which technologies does Queen's University at Kingston patent most?

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

A61B - DIAGNOSIS; SURGERY; Identification 22

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 18

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 16

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 16

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 16

C07D - Heterocyclic Compounds 11

C07C - Acyclic OR Carbocyclic Compounds 9

C08L - Compositions OF Macromolecular Compounds 9

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 8

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 7

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 7

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 6

G01S - Radio DIRECTION-FINDING; Radio NAVIGATION; Determining Distance OR Velocity BY USE OF Radio WAVES; Locating OR Presence-detecting BY USE OF THE Reflection OR Reradiation OF Radio WAVES; Analogous Arrangements Using Other Waves 6

Y02T - Climate Change Mitigation Technologies Related TO Transportation 5

Top 15 of 98 technology areas

Where it ranks

Overall rank by patents

#3,332

of 49,997 tracked assignees

Innovation Score

60.5 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

Queen's University at Kingston's patent record in context - here's where to go next.

Queen's University at Kingston's lead technology class is 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;), 19.6% of its portfolio - see every assignee active in that class. Explore H02M
Ranked #3,332 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Queen's University at Kingston against Kyowa Hakko Kirin Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 60.5/100 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.