Where does Hisamitsu Pharmaceutical Co., Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hisamitsu Pharmaceutical Co., Inc. ranks #3,255 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 Hisamitsu Pharmaceutical Co., Inc. hold?

Hisamitsu Pharmaceutical Co., Inc. holds 115 US utility patents granted between 2015 and 2025, spanning 25 technology areas.

What is Hisamitsu Pharmaceutical Co., Inc.'s Innovation Score?

Hisamitsu Pharmaceutical Co., Inc. has an Innovation Score of 42.5 out of 100 (top 30% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Hisamitsu Pharmaceutical Co., Inc. focus on?

Hisamitsu Pharmaceutical Co., Inc.'s top technology area is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes) with 66 patents, ranking #300 of 7,163 assignees active in that subclass. Grants appear in 25 CPC subclasses total.

Is Hisamitsu Pharmaceutical Co., Inc.'s patent grant rate increasing or decreasing?

Hisamitsu Pharmaceutical Co., Inc.'s recent grant velocity is -9% 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 Hisamitsu Pharmaceutical Co., Inc.'s patents?

Hisamitsu Pharmaceutical Co., Inc.'s patents average 7.9 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 Hisamitsu Pharmaceutical Co., Inc. 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

Hisamitsu Pharmaceutical Co., Inc.

USPTO PatentsView assignee record - 115 granted patents across 25 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: A61K (Preparations FOR Medical, Dental OR Toiletry Purposes).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hisamitsu ranks #3,255 of 49,997 tracked US assignees by granted-patent volume, with 115 patents across 25 technology areas.

#3,255
of 49,997 US assignees by volume: Top 30%
by Innovation Score (42.5/100): 7.9
avg claims per patent: -9%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3255 · Foreign Corporation #3,255 · 115 grants

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

GRANTS-MID 115 grants
TOP-DECILE #3,255/49,997
PHOTO-FINISH Coinbase
CPC-FOCUS A61K · 25 areas
INNOV-PAR 42.5/100
CLAIMS-SPARSE 7.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT -9% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Coinbase, 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 Hisamitsu’s 42.5 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 16.4 pts (39%) Velocity 3.7 pts (9%) Breadth 17.7 pts (42%) Claim depth 4.7 pts (11%)

Qualcomm Incorporated · highest

85
Arc Suppression · near

43
Edatanetworks · near

43
Hisamitsu Pharmaceut… · this assignee

43
Humabs BioMed · near

43
Pavestone · near

43
3D Lighting… · lowest

7

What this shows Hisamitsu's Innovation Score is 42.5/100 (top 30% 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 Hisamitsu?

Each dot is one of Hisamitsu’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). Hisamitsu’s own 7.9 claims/patent is at or below the 14.2 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Hisamitsu's grants concentrate

Hisamitsu Pharmaceutical Co., Inc. is a focused PatentsView assignee: 25 CPC subclasses with 57.4% of grants classified under A61K (Preparations FOR Medical, Dental OR Toiletry Purposes). Peak complete grant year is 2016 (18 grants) versus a trough of 5 in 2019. By volume, Hisamitsu sits between Coinbase, Inc. and Minka Lighting, Inc..

Hisamitsu's three-year grant acceleration

From 2019–2021 to 2022–2024, Hisamitsu Pharmaceutical Co., Inc. moved from 36 to 20 grants (0.56x 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 #2,555. See the growth leaderboard.

Coinbase

115
Desktop Metal

115
Deutsches Krebsfo…

115
Dresser

115
Hunter Engineering

115
Institut Curie

115
Messier-bugatti-d…

115
Minka Lighting

115
Hisamitsu Pharmac… ◀

115

What this shows Hisamitsu holds 115 patents at rank #3,255, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hisamitsu

By rank, the assignees closest to #3,255 in granted patent volume.

Leaders in A61K (Preparations FOR Medical)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hisamitsu, neither rank-band nor same-CPC leaders (those blocks stay above). In A61K (Preparations FOR Medical), Hisamitsu ranks #300 of 7,163 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (43 here).

Edatanetworks Inc 43 Pavestone, LLC 43 Humabs BioMed SA 43 Arc Suppression Technologies 43

Similar claim depth

Nearest assignees by average claims per patent (7.9 here).

Canva Pty Ltd 7.9 avg Intersurgical AG 7.9 avg Tokuyama Dental Corporation 7.9 avg Hyosung Heavy Industries Corporation 7.9 avg

Hisamitsu's Innovation Score vs. every tracked assignee

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

43 Top 30% higher than 70% 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

Hisamitsu Pharmaceutical Co., Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	9	7.8%
2016	18	15.7%
2017	15	13.0%
2018	9	7.8%
2019	5	4.3%
2020	14	12.2%
2021	17	14.8%
2022	5	4.3%
2023	9	7.8%
2024	6	5.2%
2025partial year	8	7.0%

Which technologies does Hisamitsu Pharmaceutical Co., Inc. patent most?

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 66

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 42

A61M - Devices FOR Introducing Media Into, OR Onto, THE Body ; Devices FOR Transducing Body Media OR FOR Taking Media From THE Body ; Devices FOR Producing OR Ending Sleep OR Stupor 31

A61F - Filters Implantable Into Blood VESSELS; PROSTHESES; Devices Providing Patency TO, OR Preventing Collapsing OF, Tubular Structures OF THE Body, e.g. STENTS; Orthopaedic, Nursing OR Contraceptive DEVICES; FOMENTATION; Treatment OR Protection OF Eyes OR EARS; Bandages, Dressings OR Absorbent PADS; Firs 12

A61L - Methods OR Apparatus FOR Sterilising Materials OR Objects IN GENERAL; Disinfection, Sterilisation OR Deodorisation OF AIR; Chemical Aspects OF Bandages, Dressings, Absorbent Pads OR Surgical ARTICLES; Materials FOR Bandages, Dressings, Absorbent Pads OR Surgical Articles 5

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form 5

C09J - ADHESIVES; Non-mechanical Aspects OF Adhesive Processes IN GENERAL; Adhesive Processes NOT Provided FOR ELSEWHERE; USE OF Materials AS Adhesives 5

Y10T - Technical Subjects Covered BY Former US Classification 5

Y02A - Technologies FOR Adaptation TO Climate Change 3

C07D - Heterocyclic Compounds 3

C08L - Compositions OF Macromolecular Compounds 3

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients 3

A61B - DIAGNOSIS; SURGERY; Identification 3

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 2

C08F - Macromolecular Compounds Obtained BY Reactions Only Involving Carbon-to-carbon Unsaturated Bonds 2

Top 15 of 25 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

Hisamitsu Pharmaceutical Co., Inc.'s patent record in context - here's where to go next.

Hisamitsu Pharmaceutical Co., Inc.'s lead technology class is A61K (Preparations FOR Medical, Dental OR Toiletry Purposes), 57.4% of its portfolio - see every assignee active in that class. Explore A61K
Ranked #3,255 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hisamitsu Pharmaceutical Co., Inc. against Coinbase, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 42.5/100 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.