Where does Keng's Firearms Specialty, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Keng's Firearms Specialty, Inc. ranks #41,208 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 Keng's Firearms Specialty, Inc. hold?

Keng's Firearms Specialty, Inc. holds 6 US utility patents granted between 2015 and 2021, spanning 4 technology areas.

What is Keng's Firearms Specialty, Inc.'s Innovation Score?

Keng's Firearms Specialty, Inc. has an Innovation Score of 19.0 out of 100 (5th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Keng's Firearms Specialty, Inc. focus on?

Keng's Firearms Specialty, Inc.'s top technology area is F41G (Weapon SIGHTS; Aiming) with 3 patents. Grants appear in 4 CPC subclasses total.

Is Keng's Firearms Specialty, Inc.'s patent grant rate increasing or decreasing?

Keng's Firearms Specialty, Inc.'s recent grant velocity is -80% 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 Keng's Firearms Specialty, Inc.'s patents?

Keng's Firearms Specialty, Inc.'s patents average 8.7 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 Keng's Firearms Specialty, Inc. 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

Keng's Firearms Specialty, Inc.

USPTO PatentsView assignee record - 6 granted patents across 4 technology areas, recorded in grant years 2015–2021. 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: F41G (Weapon SIGHTS; Aiming).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Keng's ranks #41,208 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 4 technology areas.

#41,208
of 49,997 US assignees by volume: 5th percentile
by Innovation Score (19.0/100): 8.7
avg claims per patent: -80%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R41208 · US Corporation #41,208 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-PAR · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #41,208/49,997
PHOTO-FINISH Keeper Technology
CPC-NARROW F41G · 4 areas
INNOV-LOW 19.0/100
CLAIMS-PAR 8.7 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -80% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Keeper Technology 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.

Qualcomm Incorporated · highest

85
Keng's Firearms… · this assignee

19
3D Lighting… · lowest

7

What this shows Keng's's Innovation Score is 19.0/100 (5th 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.

Where Keng's's grants concentrate

Keng's Firearms Specialty, Inc. is a focused PatentsView assignee: 4 CPC subclasses with 50% of grants classified under F41G (Weapon SIGHTS; Aiming). Peak complete grant year is 2015 (2 grants) versus a trough of 1 in 2016. By volume, Keng's sits between Keeper Technology Co., Ltd. and Kenyon Technologies, LLC.

Keeper Technology

6
Keizerskroon Behe…

6
Kelso

6
Kemeny Healthcare

6
Kenneth R Moras P…

6
Kent Precision Fo…

6
Kentucky Imaging

6
Kenyon

6
Keng's Firearms S… ◀

6

What this shows Keng's holds 6 patents at rank #41,243, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Keng's

By rank, the assignees closest to #41,243 in granted patent volume.

Leaders in F41G (Weapon Sights)

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

Keng's's Innovation Score vs. every tracked assignee

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

19 5th percentile higher than 5% 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 · 2015–2021

Grants by year

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

View data table

Keng's Firearms Specialty, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	33.3%
2016	1	16.7%
2019	2	33.3%
2021	1	16.7%

Which technologies does Keng's Firearms Specialty, Inc. patent most?

F41G - Weapon SIGHTS; Aiming 3

Y10T - Technical Subjects Covered BY Former US Classification 2

F16M - Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports 1

F41A - Functional Features OR Details Common TO Both Smallarms AND Ordnance, e.g. CANNONS; Mountings FOR Smallarms OR Ordnance 1

Top 4 of 4 technology areas

Where it ranks

Overall rank by patents

#41,208

of 49,997 tracked assignees

Innovation Score

19.0 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Keng's Firearms Specialty, Inc.'s patent record in context - here's where to go next.

Keng's Firearms Specialty, Inc.'s lead technology class is F41G (Weapon SIGHTS; Aiming), 50% of its portfolio - see every assignee active in that class. Explore F41G
Ranked #41,208 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Keng's Firearms Specialty, Inc. against Keeper Technology Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 19.0/100 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.