Where does Ossaware Biotech Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Ossaware Biotech Co., Ltd. ranks #36,863 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 Ossaware Biotech Co., Ltd. hold?

Ossaware Biotech Co., Ltd. holds 7 US utility patents granted between 2017 and 2021, spanning 2 technology areas.

What is Ossaware Biotech Co., Ltd.'s Innovation Score?

Ossaware Biotech Co., Ltd. has an Innovation Score of 19.6 out of 100 (6th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Ossaware Biotech Co., Ltd.'s patent grant rate increasing or decreasing?

Ossaware Biotech Co., Ltd.'s recent grant velocity is +33% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Ossaware Biotech Co., Ltd.'s patents?

Ossaware Biotech Co., Ltd.'s patents average 12.4 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 Ossaware Biotech 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

Ossaware Biotech Co., Ltd.

Q: What technology areas does Ossaware Biotech Co., Ltd. focus on?

Ossaware Biotech Co., Ltd.'s top technology area is 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) with 4 patents, ranking #1,398 of 3,082 assignees active in that subclass. Grants appear in 2 CPC subclasses total.

USPTO PatentsView assignee record - 7 granted patents across 2 technology areas, recorded in grant years 2017–2021. 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: 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 Device).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Ossaware ranks #36,863 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 2 technology areas.

#36,863
of 49,997 US assignees by volume: 6th percentile
by Innovation Score (19.6/100): 12.4
avg claims per patent: +33%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R36863 · Foreign Corporation #36,863 · 7 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-RICH · TYPE-FRNCORP · VEL-UP · BOOK-FULL

GRANTS-MICRO 7 grants
MID-PACK #36,863/49,997
PHOTO-FINISH Osaka Prefectural…
CPC-NARROW A61F · 2 areas
INNOV-LOW 19.6/100
CLAIMS-RICH 12.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +33% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Osaka Prefectural Hospital Organization (±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 Ossaware’s 19.6 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 7.2 pts (37%) Velocity 0.0 pts (0%) Breadth 5.0 pts (25%) Claim depth 7.5 pts (38%)

Qualcomm Incorporated · highest

85
Ossaware Biotech · this assignee

20
3D Lighting… · lowest

7

What this shows Ossaware's Innovation Score is 19.6/100 (6th percentile 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 Ossaware?

Each dot is one of Ossaware’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). Ossaware’s own 12.4 claims/patent is ABOVE the 8.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Ossaware's grants concentrate

Ossaware Biotech Co., Ltd. is a focused PatentsView assignee: 2 CPC subclasses with 57.1% of grants classified under 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 Device). Peak complete grant year is 2021 (3 grants) versus a trough of 1 in 2017. By volume, Ossaware sits between Osaka Prefectural Hospital Organization and Otivio AS.

Osaka Prefectural…

7
Osim Internationa…

7
Osprey Packs

7
OSR Enterprises

7
OT Medizintechnik

7
OTG Experience

7
Otima-concessiona…

7
Otivio AS

7
Ossaware Biotech ◀

7

What this shows Ossaware holds 7 patents at rank #36,789, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Ossaware

By rank, the assignees closest to #36,789 in granted patent volume.

Leaders in A61F (Filters Implantable Into Blood Vessels)

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

Ossaware's Innovation Score vs. every tracked assignee

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

20 6th percentile higher than 6% 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 · 2017–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Ossaware Biotech Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	1	14.3%
2018	2	28.6%
2020	1	14.3%
2021	3	42.9%

Which technologies does Ossaware Biotech Co., Ltd. patent most?

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 4

A61B - DIAGNOSIS; SURGERY; Identification 3

Top 2 of 2 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

Ossaware Biotech Co., Ltd.'s patent record in context - here's where to go next.

Ossaware Biotech Co., Ltd.'s lead technology class is 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 Device), 57.1% of its portfolio - see every assignee active in that class. Explore A61F
Ranked #36,863 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Ossaware Biotech Co., Ltd. against Osaka Prefectural Hospital Organization, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 19.6/100 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.