Where does Kyowa Hakko Kirin Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Kyowa Hakko Kirin Co., Ltd. ranks #3,328 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 Kyowa Hakko Kirin Co., Ltd. hold?

Kyowa Hakko Kirin Co., Ltd. holds 112 US utility patents granted between 2015 and 2021, spanning 23 technology areas.

What is Kyowa Hakko Kirin Co., Ltd.'s Innovation Score?

Kyowa Hakko Kirin Co., Ltd. has an Innovation Score of 40.9 out of 100 (top 34% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Kyowa Hakko Kirin Co., Ltd. focus on?

Kyowa Hakko Kirin Co., Ltd.'s top technology area is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations) with 83 patents, ranking #194 of 6,058 assignees active in that subclass. Grants appear in 23 CPC subclasses total.

Is Kyowa Hakko Kirin Co., Ltd.'s patent grant rate increasing or decreasing?

Kyowa Hakko Kirin Co., Ltd.'s recent grant velocity is -97% 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 Kyowa Hakko Kirin Co., Ltd.'s patents?

Kyowa Hakko Kirin Co., Ltd.'s patents average 12.8 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 Kyowa Hakko Kirin 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 2015–2025 USPTO PatentsView Foreign Corporation

Kyowa Hakko Kirin Co., Ltd.

USPTO PatentsView assignee record - 112 granted patents across 23 technology areas, recorded in grant years 2015–2021. 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: A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Kyowa ranks #3,328 of 49,997 tracked US assignees by granted-patent volume, with 112 patents across 23 technology areas.

#3,328
of 49,997 US assignees by volume: Top 34%
by Innovation Score (40.9/100): 12.8
avg claims per patent: -97%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3328 · Foreign Corporation #3,328 · 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 #3,328/49,997
PHOTO-FINISH Fred Hutchinson…
CPC-FOCUS A61P · 23 areas
INNOV-PAR 40.9/100
CLAIMS-RICH 12.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -97% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Fred Hutchinson Cancer Research Center (±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 Kyowa’s 40.9 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 16.3 pts (40%) Velocity 0.0 pts (0%) Breadth 17.0 pts (41%) Claim depth 7.7 pts (19%)

Qualcomm Incorporated · highest

85
Kyowa Hakko Kirin · this assignee

41
Lucid Software · near

41
Midmark · near

41
Nalux · near

41
SCA Ipla Holdings · near

41
3D Lighting… · lowest

7

What this shows Kyowa's Innovation Score is 40.9/100 (top 34% 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 Kyowa?

Each dot is one of Kyowa’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). Kyowa’s own 12.8 claims/patent is ABOVE the 10.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Kyowa's grants concentrate

Kyowa Hakko Kirin Co., Ltd. is a focused PatentsView assignee: 23 CPC subclasses with 74.1% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2015 (29 grants) versus a trough of 1 in 2021. By volume, Kyowa sits between Fred Hutchinson Cancer Research Center and Queen's University at Kingston.

Fred Hutchinson C…

112
Global Trademarks

112
Inspire Medical S…

112
International Eng…

112
Nippon Pillar Pac…

112
Niagara Bottling

112
Pixar

112
Queen's Universit…

112
Kyowa Hakko Kirin ◀

112

What this shows Kyowa holds 112 patents at rank #3,328, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Kyowa

By rank, the assignees closest to #3,328 in granted patent volume.

Leaders in A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Kyowa, neither rank-band nor same-CPC leaders (those blocks stay above). In A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…), Kyowa ranks #194 of 6,058 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (41 here).

SCA Ipla Holdings Inc. 41 Midmark Corporation 41 Nalux Co., Ltd. 41 Lucid Software Inc. 41

Similar claim depth

Nearest assignees by average claims per patent (12.8 here).

Miele & CIE. KG 12.8 avg Morpho, Inc. 12.8 avg Sogang University Research Foundation 12.8 avg Thermo Fisher Scientific Inc. 12.8 avg

Kyowa's Innovation Score vs. every tracked assignee

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

41 Top 34% higher than 66% 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 · 2015–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Kyowa Hakko Kirin Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	29	25.9%
2016	22	19.6%
2017	27	24.1%
2018	15	13.4%
2019	16	14.3%
2020	2	1.8%
2021	1	0.9%

Which technologies does Kyowa Hakko Kirin Co., Ltd. patent most?

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 83

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 81

C07K - Peptides 73

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 37

C07D - Heterocyclic Compounds 24

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 19

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture 14

C07C - Acyclic OR Carbocyclic Compounds 7

A01K - Animal HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; Rearing OR Breeding Animals, NOT Otherwise Provided FOR; NEW Breeds OF Animals 5

C12R - Indexing Scheme Associated With Subclasses C12c - C12q, Relating TO Microorganisms 4

Y02A - Technologies FOR Adaptation TO Climate Change 4

C12Y - Enzymes 3

C07H - SUGARS; Derivatives THEREOF; NUCLEOSIDES; NUCLEOTIDES; Nucleic Acids 3

A61J - Containers Specially Adapted FOR Medical OR Pharmaceutical PURPOSES; Devices OR Methods Specially Adapted FOR Bringing Pharmaceutical Products Into Particular Physical OR Administering FORMS; Devices FOR Administering Food OR Medicines ORALLY; Baby COMFORTERS; Devices FOR Receiving Spittle 2

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 2

Top 15 of 23 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

Kyowa Hakko Kirin Co., Ltd.'s patent record in context - here's where to go next.

Kyowa Hakko Kirin Co., Ltd.'s lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 74.1% of its portfolio - see every assignee active in that class. Explore A61P
Ranked #3,328 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Kyowa Hakko Kirin Co., Ltd. against Fred Hutchinson Cancer Research Center, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 40.9/100 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.