Where does Kukdong Jeyen Company Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Kukdong Jeyen Company Limited ranks #48,240 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 Kukdong Jeyen Company Limited hold?

Kukdong Jeyen Company Limited holds 5 US utility patents granted between 2015 and 2016, spanning 5 technology areas.

What is Kukdong Jeyen Company Limited's Innovation Score?

Kukdong Jeyen Company Limited has an Innovation Score of 17.6 out of 100 (4th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Kukdong Jeyen Company Limited's patent grant rate increasing or decreasing?

Kukdong Jeyen Company Limited'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 Kukdong Jeyen Company Limited's patents?

Kukdong Jeyen Company Limited's patents average 5.8 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 Kukdong Jeyen Company Limited 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

Kukdong Jeyen Company Limited

Q: What technology areas does Kukdong Jeyen Company Limited focus on?

Kukdong Jeyen Company Limited's top technology area is C23F (Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involving AT Least ONE Process Provided FOR IN Class C23 AND AT Least ONE Process Covered BY Subclass C21d ) with 5 patents, ranking #45 of 270 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 5 technology areas, recorded in grant years 2015–2016. 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: C23F (Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involvi).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Kukdong ranks #48,240 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 5 technology areas.

#48,240
of 49,997 US assignees by volume: 4th percentile
by Innovation Score (17.6/100): 5.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R48240 · Foreign Corporation #48,240 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #48,240/49,997
PHOTO-FINISH Kudu Safari Braai
CPC-NARROW C23F · 5 areas
INNOV-LOW 17.6/100
CLAIMS-SPARSE 5.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Kudu Safari Braai, LLC (±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 Kukdong’s 17.6 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 6.2 pts (35%) Velocity 0.0 pts (0%) Breadth 7.9 pts (45%) Claim depth 3.5 pts (20%)

Qualcomm Incorporated · highest

85
Kukdong Jeyen · this assignee

18
3D Lighting… · lowest

7

What this shows Kukdong's Innovation Score is 17.6/100 (4th 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 Kukdong?

Each dot is one of Kukdong’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). Kukdong’s own 5.8 claims/patent is at or below the 14.8 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Kukdong's grants concentrate

Kukdong Jeyen Company Limited is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under C23F (Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involvi). Peak complete grant year is 2015 (4 grants) versus a trough of 1 in 2016. By volume, Kukdong sits between Kudu Safari Braai, LLC and Kuros Biosurgery AG.

Kudu Safari Braai

5
Kuhn-audureau SAS

5
KUK IL Inntot

5
Kuka Laboratories

5
Kulr Technology

5
Kumonos

5
Kuraray Kuraflex

5
Kuros Biosurgery

5
Kukdong Jeyen ◀

5

What this shows Kukdong holds 5 patents at rank #48,154, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Kukdong

By rank, the assignees closest to #48,154 in granted patent volume.

Leaders in C23F (Non-mechanical Removal OF Metallic Material From Surface)

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

Kukdong's Innovation Score vs. every tracked assignee

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

18 4th percentile higher than 4% 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 · 2015–2016

Grants by year

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

View data table

Kukdong Jeyen Company Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	80.0%
2016	1	20.0%

Which technologies does Kukdong Jeyen Company Limited patent most?

C23F - Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involving AT Least ONE Process Provided FOR IN Class C23 AND AT Least ONE Process Covered BY Subclass C21d 5

C10M - Lubricating Compositions ; USE OF Chemical Substances Either Alone OR AS Lubricating Ingredients IN A Lubricating Composition 2

C10N - Indexing Scheme Associated With Subclass C10m Relating TO Lubricating Compositions 2

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere 2

C11D - Detergent COMPOSITIONS; USE OF Single Substances AS DETERGENTS; Soap OR SOAP-MAKING; Resin SOAPS; Recovery OF Glycerol 1

Top 5 of 5 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

Kukdong Jeyen Company Limited's patent record in context - here's where to go next.

Kukdong Jeyen Company Limited's lead technology class is C23F (Non-mechanical Removal OF Metallic Material From Surface ; Inhibiting Corrosion OF Metallic Material OR Incrustation IN GENERAL; Multi-step Processes FOR Surface Treatment OF Metallic Material Involvi), 100% of its portfolio - see every assignee active in that class. Explore C23F
Ranked #48,240 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Kukdong Jeyen Company Limited against Kudu Safari Braai, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 17.6/100 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.