Where does Otsuka Techno Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Otsuka Techno Corporation ranks #23,154 of 50,000 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Otsuka Techno Corporation hold?

Otsuka Techno Corporation holds 12 US utility patents granted between 2018 and 2024, spanning 12 technology areas.

What is Otsuka Techno Corporation's Innovation Score?

Otsuka Techno Corporation has an Innovation Score of 31.4 out of 100 (top 62% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Otsuka Techno Corporation's patent grant rate increasing or decreasing?

Otsuka Techno Corporation's recent grant velocity is +1000% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Otsuka Techno Corporation's patents?

Otsuka Techno Corporation'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 Otsuka Techno Corporation 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

Otsuka Techno Corporation

Q: What technology areas does Otsuka Techno Corporation focus on?

Otsuka Techno Corporation's top technology area is A61N (ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY) with 5 patents. Grants appear in 12 CPC subclasses total.

USPTO PatentsView assignee record - 12 granted patents across 12 technology areas, recorded in grant years 2018–2024. 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: A61N (ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY).

Compiled by PlainPatent · May 15, 2026

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Otsuka ranks #23,154 of 50,000 tracked US assignees by granted-patent volume, with 12 patents across 12 technology areas.

#23,154
of 50,000 US assignees by volume: Top 62%
by Innovation Score (31.4/100): 7.9
avg claims per patent: +1000%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R23154 · Foreign Corporation #23,154 · 12 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MICRO 12 grants
MID-PACK #23,154/50,000
PHOTO-FINISH OPTERNA AM
CPC-FOCUS A61N · 12 areas
INNOV-THIN 31.4/100
CLAIMS-SPARSE 7.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +1000% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Opterna AM, 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.

Qualcomm Incorporated · highest

85
Otsuka Techno · this assignee

31
3D Lighting Innovati… · lowest

7

What this shows Otsuka's Innovation Score is 31.4/100 (top 62% 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.

Where Otsuka's grants concentrate

Otsuka Techno Corporation is a focused PatentsView assignee: 12 CPC subclasses with 41.7% of grants classified under A61N (ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY). Peak complete grant year is 2021 (4 grants) versus a trough of 1 in 2018. By volume, Otsuka sits between Opterna AM, Inc. and OZ Optics Ltd..

Opterna AM

12
Opw-engineered Sy…

12
Orbit Biomedical

12
Otodata Wireless…

12
OTTO Fuchs Komman…

12
Oxehealth

12
Oxytec

12
OZ Optics

12
Otsuka Techno ◀

12

What this shows Otsuka holds 12 patents at rank #23,125, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Otsuka

By rank, the assignees closest to #23,125 in granted patent volume.

Leaders in A61N (Electrotherapy)

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

Otsuka's Innovation Score vs. every tracked assignee

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

31 Top 62% higher than 38% of 50,000 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 · 2018–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

Otsuka Techno Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	1	8.3%
2020	2	16.7%
2021	4	33.3%
2022	4	33.3%
2024	1	8.3%

Which technologies does Otsuka Techno Corporation patent most?

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 5

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION 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 1

G02B - OPTICAL ELEMENTS, SYSTEMS OR APPARATUS 1

H04N - PICTORIAL COMMUNICATION, e.g. TELEVISION 1

Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION 1

H01H - ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 1

H05K - PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1

H01L - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10 1

H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1

Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION 1

B65D - CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 1

Top 12 of 12 technology areas

Where it ranks

Overall rank by patents

#23,154

of 50,000 tracked assignees

Innovation Score

31.4 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

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.