Where does Stamford Devices Ltd rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Stamford Devices Ltd ranks #6,191 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 Stamford Devices Ltd hold?

Stamford Devices Ltd holds 55 US utility patents granted between 2016 and 2025, spanning 10 technology areas.

What is Stamford Devices Ltd's Innovation Score?

Stamford Devices Ltd has an Innovation Score of 46.1 out of 100 (top 22% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Stamford Devices Ltd's patent grant rate increasing or decreasing?

Stamford Devices Ltd's recent grant velocity is +113% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Stamford Devices Ltd's patents?

Stamford Devices Ltd's patents average 19.3 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 Stamford Devices 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

Stamford Devices Ltd

Q: What technology areas does Stamford Devices Ltd focus on?

Stamford Devices Ltd's top technology area is 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) with 52 patents, ranking #139 of 3,490 assignees active in that subclass. Grants appear in 10 CPC subclasses total.

USPTO PatentsView assignee record - 55 granted patents across 10 technology areas, recorded in grant years 2016–2025. 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: 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).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Stamford ranks #6,191 of 49,997 tracked US assignees by granted-patent volume, with 55 patents across 10 technology areas.

#6,191
of 49,997 US assignees by volume: Top 22%
by Innovation Score (46.1/100): 19.3
avg claims per patent: +113%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R6191 · Foreign Corporation #6,191 · 55 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 55 grants
UPPER-Q #6,191/49,997
PHOTO-FINISH Shenzhen Valuelink…
CPC-FOCUS A61M · 10 areas
INNOV-PAR 46.1/100
CLAIMS-RICH 19.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +113% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Shenzhen Valuelink E-commerce 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 Stamford’s 46.1 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 13.9 pts (30%) Velocity 9.4 pts (20%) Breadth 11.2 pts (24%) Claim depth 11.6 pts (25%)

Qualcomm Incorporated · highest

85
Ambrx · near

46
Dormakaba Canada · near

46
Dynatrace · near

46
Stamford Devices · this assignee

46
TDW Delaware · near

46
3D Lighting… · lowest

7

What this shows Stamford's Innovation Score is 46.1/100 (top 22% 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 Stamford?

Each dot is one of Stamford’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). Stamford’s own 19.3 claims/patent is ABOVE the 12.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Stamford's grants concentrate

Stamford Devices Ltd is a focused PatentsView assignee: 10 CPC subclasses with 94.5% of grants classified under 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). Peak complete grant year is 2022 (8 grants) versus a trough of 2 in 2016. By volume, Stamford sits between Shenzhen Valuelink E-commerce Co., Ltd. and The Libman Company.

Stamford's three-year grant acceleration

Stamford Devices Ltd shows 24 grants in 2022–2024 against only 17 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Shenzhen Valuelin…

55
Sigmastar Technol…

55
Sonitor AS

55
Southern Universi…

55
Thales Canada

55
The 41st Parameter

55
The Jackson Labor…

55
The Libman

55
Stamford Devices ◀

55

What this shows Stamford holds 55 patents at rank #6,190, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Stamford

By rank, the assignees closest to #6,190 in granted patent volume.

Leaders in A61M (Devices FOR Introducing Media Into)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Stamford, neither rank-band nor same-CPC leaders (those blocks stay above). In A61M (Devices FOR Introducing Media Into), Stamford ranks #139 of 3,490 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (46 here).

TDW Delaware, Inc. 46 Dynatrace LLC 46 Dormakaba Canada Inc. 46 Ambrx, Inc. 46

Similar claim depth

Nearest assignees by average claims per patent (19.3 here).

The University of Manchester 19.3 avg Marvell Israel (M.I.S.L) Ltd. 19.3 avg Carlisle Fluid Technologies, LLC 19.3 avg Cytiva BioProcess R&D AB 19.3 avg

Stamford's Innovation Score vs. every tracked assignee

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

46 Top 22% higher than 78% 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 · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Stamford Devices Ltd patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	2	3.6%
2017	2	3.6%
2018	5	9.1%
2019	7	12.7%
2020	5	9.1%
2021	5	9.1%
2022	8	14.5%
2023	8	14.5%
2024	8	14.5%
2025partial year	5	9.1%

Which technologies does Stamford Devices Ltd patent most?

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 52

B05B - Spraying APPARATUS; Atomising APPARATUS; Nozzles 42

C25D - Processes FOR THE Electrolytic OR Electrophoretic Production OF COATINGS; ELECTROFORMING; Apparatus Therefor 11

B06B - Methods OR Apparatus FOR Generating OR Transmitting Mechanical Vibrations OF Infrasonic, Sonic, OR Ultrasonic Frequency, ; e.g.; FOR Performing Mechanical Work IN General 7

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data 6

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 5

B41J - TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors 5

Y10T - Technical Subjects Covered BY Former US Classification 2

G07F - Coin-freed OR Like Apparatus 1

B67D - Dispensing, Delivering OR Transferring Liquids, NOT Otherwise Provided FOR 1

Top 10 of 10 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

Stamford Devices Ltd's patent record in context - here's where to go next.

Stamford Devices Ltd's lead technology class is 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), 94.5% of its portfolio - see every assignee active in that class. Explore A61M
Ranked #6,191 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Stamford Devices Ltd against Shenzhen Valuelink E-commerce Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 46.1/100 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.