Where does Daedong Industrial Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Daedong Industrial Co., Ltd. ranks #18,522 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 Daedong Industrial Co., Ltd. hold?

Daedong Industrial Co., Ltd. holds 15 US utility patents granted between 2015 and 2019, spanning 17 technology areas.

What is Daedong Industrial Co., Ltd.'s Innovation Score?

Daedong Industrial Co., Ltd. has an Innovation Score of 28.2 out of 100 (26th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Daedong Industrial Co., Ltd.'s patent grant rate increasing or decreasing?

Daedong Industrial 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 Daedong Industrial Co., Ltd.'s patents?

Daedong Industrial Co., Ltd.'s patents average 6.8 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 Daedong Industrial 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

Daedong Industrial Co., Ltd.

Q: What technology areas does Daedong Industrial Co., Ltd. focus on?

Daedong Industrial Co., Ltd.'s top technology area is B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply ) with 5 patents, ranking #418 of 1,448 assignees active in that subclass. Grants appear in 17 CPC subclasses total.

USPTO PatentsView assignee record - 15 granted patents across 17 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: B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Daedong ranks #18,522 of 49,997 tracked US assignees by granted-patent volume, with 15 patents across 17 technology areas.

#18,522
of 49,997 US assignees by volume: 26th percentile
by Innovation Score (28.2/100): 6.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R18522 · Foreign Corporation #18,522 · 15 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 15 grants
MID-PACK #18,522/49,997
PHOTO-FINISH Cuckoo
CPC-FOCUS B60K · 17 areas
INNOV-THIN 28.2/100
CLAIMS-SPARSE 6.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Cuckoo Electronics 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 Daedong’s 28.2 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 9.6 pts (34%) Velocity 0.0 pts (0%) Breadth 14.6 pts (52%) Claim depth 4.1 pts (14%)

Qualcomm Incorporated · highest

85
Daedong Industrial · this assignee

28
3D Lighting… · lowest

7

What this shows Daedong's Innovation Score is 28.2/100 (26th 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 Daedong?

Each dot is one of Daedong’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). Daedong’s own 6.8 claims/patent is at or below the 17.3 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Daedong's grants concentrate

Daedong Industrial Co., Ltd. is a focused PatentsView assignee: 17 CPC subclasses with 33.3% of grants classified under B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb). Peak complete grant year is 2018 (4 grants) versus a trough of 2 in 2017. By volume, Daedong sits between Cuckoo Electronics Co., Ltd. and Decision Sciences Medical Company, LLC.

Cuckoo

15
Customarray

15
Cyph

15
Dadco

15
Dalian Research I…

15
Dankook Universit…

15
DCG Systems

15
Decision Sciences…

15
Daedong Industrial ◀

15

What this shows Daedong holds 15 patents at rank #18,521, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Daedong

By rank, the assignees closest to #18,521 in granted patent volume.

Leaders in B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmi…)

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

Daedong's Innovation Score vs. every tracked assignee

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

28 26th percentile higher than 26% 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

Daedong Industrial Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	20.0%
2016	3	20.0%
2017	2	13.3%
2018	4	26.7%
2019	3	20.0%

Which technologies does Daedong Industrial Co., Ltd. patent most?

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 5

B60Y - Indexing Scheme Relating TO Aspects Cross-cutting Vehicle Technology 3

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 2

B62D - Motor VEHICLES; Trailers 2

F16H - Gearing 2

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes 2

B60B - Vehicle Wheels ; CASTORS; Axles FOR Wheels OR CASTORS; Increasing Wheel Adhesion 1

E02F - DREDGING; Soil-shifting 1

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 1

G05G - Control Devices OR Systems Insofar AS Characterised BY Mechanical Features Only 1

Y02T - Climate Change Mitigation Technologies Related TO Transportation 1

B60L - Propulsion OF Electrically-propelled Vehicles ; Supplying Electric Power FOR Auxiliary Equipment OF Electrically-propelled Vehicles ; Electrodynamic Brake Systems FOR Vehicles IN General ; Magnetic Suspension OR Levitation FOR VEHICLES; Monitoring Operating Variables OF Electrically-propelled Vehicl 1

B60T - Vehicle Brake Control Systems OR Parts THEREOF; Brake Control Systems OR Parts Thereof, IN General ; Arrangement OF Braking Elements ON Vehicles IN GENERAL; Portable Devices FOR Preventing Unwanted Movement OF VEHICLES; Vehicle Modifications TO Facilitate Cooling OF Brakes 1

A01B - Soil Working IN Agriculture OR FORESTRY; Parts, Details, OR Accessories OF Agricultural Machines OR Implements, IN General 1

E05D - Hinges OR Suspension Devices FOR Doors, Windows OR Wings 1

Top 15 of 17 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

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

Daedong Industrial Co., Ltd.'s lead technology class is B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb), 33.3% of its portfolio - see every assignee active in that class. Explore B60K
Ranked #18,522 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Daedong Industrial Co., Ltd. against Cuckoo Electronics Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 28.2/100 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.