Where does Stroma Medical Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Stroma Medical Corporation ranks #21,842 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 Stroma Medical Corporation hold?

Stroma Medical Corporation holds 13 US utility patents granted between 2021 and 2025, spanning 10 technology areas.

What is Stroma Medical Corporation's Innovation Score?

Stroma Medical Corporation has an Innovation Score of 55.0 out of 100 (top 7% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Stroma Medical Corporation's patent grant rate increasing or decreasing?

Insufficient historical data is available to calculate a velocity trend for Stroma Medical Corporation.

What does claim depth mean for Stroma Medical Corporation's patents?

Stroma Medical Corporation's patents average 24.5 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 Stroma Medical 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 US Corporation

Stroma Medical Corporation

Q: What technology areas does Stroma Medical Corporation focus on?

Stroma Medical Corporation'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 13 patents. Grants appear in 10 CPC subclasses total.

USPTO PatentsView assignee record - 13 granted patents across 10 technology areas, recorded in grant years 2021–2025. 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: 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

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Stroma ranks #21,842 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 10 technology areas.

#21,842
of 50,000 US assignees by volume: Top 7%
by Innovation Score (55.0/100): 24.5
avg claims per patent

USPTO PatentsView assignee plate

Corpus R21842 · US Corporation #21,842 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-DENSE · TYPE-USCORP · SPAN-YRS · BOOK-RICH

GRANTS-MICRO 13 grants
MID-PACK #21,842/50,000
PHOTO-FINISH Stäubli Electrical C…
CPC-FOCUS A61F · 10 areas
INNOV-PAR 55.0/100
CLAIMS-DENSE 24.5 claims/avg
TYPE-USCORP US Corporation
SPAN-YRS 2021–2025 · 5y
BOOK-RICH 9/10 fields

Nearest grant-volume peer: Stäubli Electrical Connectors Ag (±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
Stroma Medical · this assignee

55
3D Lighting Innovati… · lowest

7

What this shows Stroma's Innovation Score is 55.0/100 (top 7% 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 Stroma's grants concentrate

Stroma Medical Corporation is a focused PatentsView assignee: 10 CPC subclasses with 100% 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 2024 (5 grants) versus a trough of 1 in 2021. By volume, Stroma sits between Stokely-van Camp, Inc. and Sultan Qaboos University.

Stokely-van Camp

13
Strata Safety Pro…

13
Stratatech

13
Strathspey Crown

13
Structural Servic…

13
Stryker Combo L L…

13
Stäubli Electrica…

13
Sultan Qaboos Uni…

13
Stroma Medical ◀

13

What this shows Stroma holds 13 patents at rank #21,850, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Stroma

By rank, the assignees closest to #21,850 in granted patent volume.

Leaders in A61F (Filters Implantable INTO Blood Vessels)

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

Stroma's Innovation Score vs. every tracked assignee

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

55 Top 7% higher than 93% 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 · 2021–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2021–2019 baseline. Full figures in the table below.

View data table

Stroma Medical Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2021	1	7.7%
2022	4	30.8%
2023	2	15.4%
2024	5	38.5%
2025partial year	1	7.7%

Which technologies does Stroma Medical Corporation 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 13

A61B - DIAGNOSIS; SURGERY; IDENTIFICATION 6

G16H - HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA 6

G06V - IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING 3

G06N - COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS 2

A61G - TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS ; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES 2

A61H - PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY 2

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 2

G06F - ELECTRIC DIGITAL DATA PROCESSING 2

G06T - IMAGE DATA PROCESSING OR GENERATION, IN GENERAL 2

Top 10 of 10 technology areas

Where it ranks

Overall rank by patents

#21,842

of 50,000 tracked assignees

Innovation Score

55.0 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.