Where does Daeyeong E&B Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Daeyeong E&B Co., Ltd. ranks #34,936 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 Daeyeong E&B Co., Ltd. hold?

Daeyeong E&B Co., Ltd. holds 7 US utility patents granted between 2018 and 2020, spanning 7 technology areas.

What is Daeyeong E&B Co., Ltd.'s Innovation Score?

Daeyeong E&B Co., Ltd. has an Innovation Score of 23.7 out of 100 (13th 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 Daeyeong E&B Co., Ltd. focus on?

Daeyeong E&B Co., Ltd.'s top technology area is F25C (Producing, Working OR Handling ICE) with 7 patents, ranking #20 of 83 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Is Daeyeong E&B Co., Ltd.'s patent grant rate increasing or decreasing?

Daeyeong E&B Co., Ltd.'s recent grant velocity is +150% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Daeyeong E&B Co., Ltd.'s patents?

Daeyeong E&B Co., Ltd.'s patents average 12.0 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 Daeyeong E&B 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

Daeyeong E&B Co., Ltd.

USPTO PatentsView assignee record - 7 granted patents across 7 technology areas, recorded in grant years 2018–2020. 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: F25C (Producing, Working OR Handling ICE).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Daeyeong ranks #34,936 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 7 technology areas.

#34,936
of 49,997 US assignees by volume: 13th percentile
by Innovation Score (23.7/100): 12.0
avg claims per patent: +150%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R34936 · Foreign Corporation #34,936 · 7 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MICRO 7 grants
MID-PACK #34,936/49,997
PHOTO-FINISH DAE Chang
CPC-NARROW F25C · 7 areas
INNOV-THIN 23.7/100
CLAIMS-RICH 12.0 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +150% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: DAE Chang 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 Daeyeong’s 23.7 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 7.2 pts (30%) Velocity 0.0 pts (0%) Breadth 9.4 pts (39%) Claim depth 7.2 pts (30%)

Qualcomm Incorporated · highest

85
Daeyeong E&B · this assignee

24
3D Lighting… · lowest

7

What this shows Daeyeong's Innovation Score is 23.7/100 (13th 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 Daeyeong?

Each dot is one of Daeyeong’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). Daeyeong’s own 12.0 claims/patent is at or below the 13.6 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where Daeyeong's grants concentrate

Daeyeong E&B Co., Ltd. is a focused PatentsView assignee: 7 CPC subclasses with 100% of grants classified under F25C (Producing, Working OR Handling ICE). Peak complete grant year is 2020 (5 grants) versus a trough of 1 in 2018. By volume, Daeyeong sits between DAE Chang Co., Ltd and Data Integrity Advisors, LLC.

DAE Chang

7
Daegu-gyeongbuk M…

7
Daejoo Precision…

7
Daekyeong Triple

7
DAI Nippon Toryo

7
Daico Industries

7
Dapustor

7
Data Integrity Ad…

7
Daeyeong E&B ◀

7

What this shows Daeyeong holds 7 patents at rank #34,932, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Daeyeong

By rank, the assignees closest to #34,932 in granted patent volume.

Leaders in F25C (Producing)

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

Daeyeong's Innovation Score vs. every tracked assignee

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

24 13th percentile higher than 13% 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 · 2018–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

Daeyeong E&B Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	1	14.3%
2019	1	14.3%
2020	5	71.4%

Which technologies does Daeyeong E&B Co., Ltd. patent most?

F25C - Producing, Working OR Handling ICE 7

F25D - REFRIGERATORS; Cold ROOMS; ICE-BOXES; Cooling OR Freezing Apparatus NOT Otherwise Provided FOR 2

F25B - Refrigeration Machines, Plants OR SYSTEMS; Combined Heating AND Refrigeration SYSTEMS; Heat Pump Systems 2

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 1

G01F - Measuring Volume, Volume Flow, Mass Flow OR Liquid LEVEL; Metering BY Volume 1

F28D - Heat-exchange Apparatus, NOT Provided FOR IN Another Subclass, IN Which THE Heat-exchange Media DO NOT Come Into Direct Contact 1

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 1

Top 7 of 7 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

Daeyeong E&B Co., Ltd.'s patent record in context - here's where to go next.

Daeyeong E&B Co., Ltd.'s lead technology class is F25C (Producing, Working OR Handling ICE), 100% of its portfolio - see every assignee active in that class. Explore F25C
Ranked #34,936 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Daeyeong E&B Co., Ltd. against DAE Chang Co., Ltd, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.7/100 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.