Where does Sumitomo Dainippon Pharma Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sumitomo Dainippon Pharma Co., Ltd. ranks #3,608 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 Sumitomo Dainippon Pharma Co., Ltd. hold?

Sumitomo Dainippon Pharma Co., Ltd. holds 102 US utility patents granted between 2015 and 2022, spanning 24 technology areas.

What is Sumitomo Dainippon Pharma Co., Ltd.'s Innovation Score?

Sumitomo Dainippon Pharma Co., Ltd. has an Innovation Score of 47.4 out of 100 (top 19% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Sumitomo Dainippon Pharma Co., Ltd. focus on?

Sumitomo Dainippon Pharma Co., Ltd.'s top technology area is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations) with 93 patents, ranking #166 of 6,058 assignees active in that subclass. Grants appear in 24 CPC subclasses total.

Is Sumitomo Dainippon Pharma Co., Ltd.'s patent grant rate increasing or decreasing?

Sumitomo Dainippon Pharma Co., Ltd.'s recent grant velocity is -27% 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 Sumitomo Dainippon Pharma Co., Ltd.'s patents?

Sumitomo Dainippon Pharma Co., Ltd.'s patents average 19.5 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 Sumitomo Dainippon Pharma 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

Sumitomo Dainippon Pharma Co., Ltd.

USPTO PatentsView assignee record - 102 granted patents across 24 technology areas, recorded in grant years 2015–2022. 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, Sumitomo ranks #3,608 of 49,997 tracked US assignees by granted-patent volume, with 102 patents across 24 technology areas.

#3,608
of 49,997 US assignees by volume: Top 19%
by Innovation Score (47.4/100): 19.5
avg claims per patent: -27%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3608 · Foreign Corporation #3,608 · 102 grants

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

GRANTS-MID 102 grants
TOP-DECILE #3,608/49,997
PHOTO-FINISH Peking University…
CPC-FOCUS A61P · 24 areas
INNOV-PAR 47.4/100
CLAIMS-RICH 19.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -27% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Peking University Founder Group 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.

How Sumitomo’s 47.4 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 16.0 pts (34%) Velocity 2.4 pts (5%) Breadth 17.3 pts (36%) Claim depth 11.7 pts (25%)

Qualcomm Incorporated · highest

85
Altiostar Networks · near

47
Danfoss Commercial… · near

47
Renmatix · near

47
Sumitomo Dainippon… · this assignee

47
Weber Maschinenbau… · near

47
3D Lighting… · lowest

7

What this shows Sumitomo's Innovation Score is 47.4/100 (top 19% 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 Sumitomo?

Each dot is one of Sumitomo’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). Sumitomo’s own 19.5 claims/patent is ABOVE the 13.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Sumitomo's grants concentrate

Sumitomo Dainippon Pharma Co., Ltd. is a focused PatentsView assignee: 24 CPC subclasses with 91.2% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2020 (20 grants) versus a trough of 9 in 2021. By volume, Sumitomo sits between Peking University Founder Group Co., Ltd. and VMI Holland B.V..

Sumitomo's three-year grant acceleration

From 2019–2021 to 2022–2024, Sumitomo Dainippon Pharma Co., Ltd. moved from 39 to 14 grants (0.36x 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 #2,931. See the growth leaderboard.

Peking University…

102
Sagem Defense Sec…

102
Shanghai Cambrico…

102
SHL Group AB

102
Super Micro Compu…

102
Tonal Systems

102
Technische Univer…

102
VMI Holland B V

102
Sumitomo Dainippo… ◀

102

What this shows Sumitomo holds 102 patents at rank #3,608, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sumitomo

By rank, the assignees closest to #3,608 in granted patent volume.

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

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Sumitomo, neither rank-band nor same-CPC leaders (those blocks stay above). In A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…), Sumitomo ranks #166 of 6,058 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (47 here).

Altiostar Networks, Inc. 47 Weber Maschinenbau GmbH Breidenbach 47 Danfoss Commercial Compressors 47 Renmatix, Inc. 47

Similar claim depth

Nearest assignees by average claims per patent (19.5 here).

Progress Software Corporation 19.5 avg Roku, Inc. 19.5 avg Cohere Technologies, Inc. 19.5 avg Rehrig Pacific Company 19.5 avg

Sumitomo's Innovation Score vs. every tracked assignee

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

47 Top 19% higher than 81% 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 · 2015–2022

Grants by year

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

View data table

Sumitomo Dainippon Pharma Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	13	12.7%
2016	12	11.8%
2017	13	12.7%
2018	11	10.8%
2019	10	9.8%
2020	20	19.6%
2021	9	8.8%
2022	14	13.7%

Which technologies does Sumitomo Dainippon Pharma Co., Ltd. patent most?

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 93

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 71

C07D - Heterocyclic Compounds 64

C07K - Peptides 15

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 11

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 8

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 7

Y02A - Technologies FOR Adaptation TO Climate Change 7

C07B - General Methods OF Organic CHEMISTRY; Apparatus Therefor 7

C07C - Acyclic OR Carbocyclic Compounds 6

C07F - Acyclic, Carbocyclic OR Heterocyclic Compounds Containing Elements Other Than Carbon, Hydrogen, Halogen, Oxygen, Nitrogen, Sulfur, Selenium OR Tellurium 6

C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Microbiological OR Enzymological Processes 6

C07H - SUGARS; Derivatives THEREOF; NUCLEOSIDES; NUCLEOTIDES; Nucleic Acids 4

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 4

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture 2

Top 15 of 24 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

Sumitomo Dainippon Pharma Co., Ltd.'s patent record in context - here's where to go next.

Sumitomo Dainippon Pharma Co., Ltd.'s lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 91.2% of its portfolio - see every assignee active in that class. Explore A61P
Ranked #3,608 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sumitomo Dainippon Pharma Co., Ltd. against Peking University Founder Group Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 47.4/100 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.