Where does Keeper Technology Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Keeper Technology Co., Ltd. ranks #41,203 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 Keeper Technology Co., Ltd. hold?

Keeper Technology Co., Ltd. holds 6 US utility patents granted between 2015 and 2019, spanning 9 technology areas.

What is Keeper Technology Co., Ltd.'s Innovation Score?

Keeper Technology Co., Ltd. has an Innovation Score of 24.3 out of 100 (14th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Keeper Technology Co., Ltd.'s patent grant rate increasing or decreasing?

Keeper Technology Co., Ltd.'s recent grant velocity is -100% 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 Keeper Technology Co., Ltd.'s patents?

Keeper Technology Co., Ltd.'s patents average 11.7 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 Keeper Technology 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

Keeper Technology Co., Ltd.

Q: What technology areas does Keeper Technology Co., Ltd. focus on?

Keeper Technology Co., Ltd.'s top technology area is F21S (Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors) with 4 patents, ranking #355 of 1,094 assignees active in that subclass. Grants appear in 9 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 9 technology areas, recorded in grant years 2015–2019. 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: F21S (Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Keeper ranks #41,203 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 9 technology areas.

#41,203
of 49,997 US assignees by volume: 14th percentile
by Innovation Score (24.3/100): 11.7
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R41203 · Foreign Corporation #41,203 · 6 grants

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

GRANTS-MICRO 6 grants
LOWER-Q #41,203/49,997
PHOTO-FINISH Katena Products
CPC-NARROW F21S · 9 areas
INNOV-THIN 24.3/100
CLAIMS-PAR 11.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Katena Products, 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.

How Keeper’s 24.3 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 6.7 pts (28%) Velocity 0.0 pts (0%) Breadth 10.6 pts (44%) Claim depth 7.0 pts (29%)

Qualcomm Incorporated · highest

85
Keeper Technology · this assignee

24
3D Lighting… · lowest

7

What this shows Keeper's Innovation Score is 24.3/100 (14th 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 Keeper?

Each dot is one of Keeper’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). Keeper’s own 11.7 claims/patent is ABOVE the 9.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Keeper's grants concentrate

Keeper Technology Co., Ltd. is a focused PatentsView assignee: 9 CPC subclasses with 66.7% of grants classified under F21S (Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors). Peak complete grant year is 2018 (3 grants) versus a trough of 1 in 2015. By volume, Keeper sits between Katena Products, Inc. and Keng's Firearms Specialty, Inc..

Katena Products

6
Kawasaki Heavy In…

6
Kayrros

6
Kazan Federal Uni…

6
Keizerskroon Behe…

6
Kelso

6
Kemeny Healthcare

6
Keng's Firearms S…

6
Keeper Technology ◀

6

What this shows Keeper holds 6 patents at rank #41,239, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Keeper

By rank, the assignees closest to #41,239 in granted patent volume.

Leaders in F21S (Non-portable Lighting Devices)

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

Keeper's Innovation Score vs. every tracked assignee

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

24 14th percentile higher than 14% 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 · 2015–2019

Grants by year

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

View data table

Keeper Technology Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	16.7%
2017	1	16.7%
2018	3	50.0%
2019	1	16.7%

Which technologies does Keeper Technology Co., Ltd. patent most?

F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors 4

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR 2

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers 1

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 1

H02H - Emergency Protective Circuit Arrangements 1

B60Q - Arrangement OF Signalling OR Lighting Devices, THE Mounting OR Supporting Thereof OR Circuits Therefor, FOR Vehicles IN General 1

G01J - Measurement OF Intensity, Velocity, Spectral Content, Polarisation, Phase OR Pulse Characteristics OF Infrared, Visible OR Ultraviolet LIGHT; COLORIMETRY; Radiation Pyrometry 1

F21W - Indexing Scheme Associated With Subclasses F21k, F21l, F21s and F21v, Relating TO Uses OR Applications OF Lighting Devices OR Systems 1

F21Y - Indexing Scheme Associated With Subclasses F21k, F21l, F21s and F21v, Relating TO THE Form OR THE Kind OF THE Light Sources OR OF THE Colour OF THE Light Emitted 1

Top 9 of 9 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

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

Keeper Technology Co., Ltd.'s lead technology class is F21S (Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors), 66.7% of its portfolio - see every assignee active in that class. Explore F21S
Ranked #41,203 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Keeper Technology Co., Ltd. against Katena Products, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 24.3/100 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.