Where does Korea Institute OF Energy Research rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Korea Institute OF Energy Research ranks #1,318 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 Korea Institute OF Energy Research hold?

Korea Institute OF Energy Research holds 322 US utility patents granted between 2015 and 2025, spanning 143 technology areas.

What is Korea Institute OF Energy Research's Innovation Score?

Korea Institute OF Energy Research has an Innovation Score of 54.1 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Korea Institute OF Energy Research's patent grant rate increasing or decreasing?

Korea Institute OF Energy Research's recent grant velocity is -66% 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 Korea Institute OF Energy Research's patents?

Korea Institute OF Energy Research's patents average 10.7 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 Korea Institute OF Energy Research 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

Korea Institute OF Energy Research

Q: What technology areas does Korea Institute OF Energy Research focus on?

Korea Institute OF Energy Research's top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 136 patents. Grants appear in 143 CPC subclasses total.

USPTO PatentsView assignee record - 322 granted patents across 143 technology areas, recorded in grant years 2015–2025. 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: Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Korea ranks #1,318 of 49,997 tracked US assignees by granted-patent volume, with 322 patents across 143 technology areas.

#1,318
of 49,997 US assignees by volume: Top 8%
by Innovation Score (54.1/100): 10.7
avg claims per patent: -66%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1318 · Foreign Corporation #1,318 · 322 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MID 322 grants
TOP-DECILE #1,318/49,997
PHOTO-FINISH Karl Storz & KG
CPC-WIDE Y02E · 143 areas
INNOV-PAR 54.1/100
CLAIMS-PAR 10.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -66% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Karl Storz GmbH & Co. KG (±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
Flowserve Management · near

54
Korea Institute OF… · this assignee

54
Oxford Nanopore · near

54
Seminis Vegetable… · near

54
Sumitomo Osaka Cement · near

54
3D Lighting… · lowest

7

What this shows Korea's Innovation Score is 54.1/100 (top 8% 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.

How Korea's grant cadence moved

Between 2020–2024, Korea Institute OF Energy Research received 80 grants versus 237 in 2015–2019 (-66% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2017 at 55 grants and bottomed in 2024 at 5. Lead class Y02E accounts for 42.2% of the portfolio across 143 subclasses. Volume neighbours: Rosemount Inc. (#1,313) and Coplus Inc. (#1,321).

Korea's three-year grant acceleration

From 2019–2021 to 2022–2024, Korea Institute OF Energy Research moved from 86 to 36 grants (0.42x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #2,844. See the growth leaderboard.

Rosemount

323
Trimble

323
VIA

323
Verisign

323
Karl Storz & KG

322
Linkedin

322
Tokyo Institute o…

322
Korea Institute O… ◀

322
Coplus

321

What this shows Korea holds 322 patents at rank #1,317, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Korea

By rank, the assignees closest to #1,317 in granted patent volume.

Leaders in Y02E (Reduction OF Greenhouse GAS [GHG] Emissions)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Korea, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Sumitomo Osaka Cement Co., Ltd. 54 Seminis Vegetable Seeds, Inc. 54 Oxford Nanopore Technologies PLC 54 Flowserve Management Company 54

Similar claim depth

Nearest assignees by average claims per patent (10.7 here).

Taylor Made Group, LLC 10.7 avg Screen Holdings Co., Ltd. 10.7 avg National University Corporation Chiba University 10.7 avg Shanghai Institute OF Microsystem AND Information Technology Chinese Academy OF Sciences 10.7 avg

Korea's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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 · 2015–2025

Grants by year

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

View data table

Korea Institute OF Energy Research patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	44	13.7%
2016	45	14.0%
2017	55	17.1%
2018	51	15.8%
2019	42	13.0%
2020	17	5.3%
2021	27	8.4%
2022	14	4.3%
2023	17	5.3%
2024	5	1.6%
2025partial year	5	1.6%

Which technologies does Korea Institute OF Energy Research patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 136

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 79

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 77

B01D - Separation 60

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 54

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 53

Y02C - Capture, Storage, Sequestration OR Disposal OF Greenhouse Gases [GHG] 34

H01G - CAPACITORS; Capacitors, Rectifiers, Detectors, Switching Devices, Light-sensitive OR Temperature-sensitive Devices OF THE Electrolytic Type 20

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 19

C10G - Cracking Hydrocarbon OILS; Production OF Liquid Hydrocarbon Mixtures, e.g. BY Destructive Hydrogenation, Oligomerisation, Polymerisation ; Recovery OF Hydrocarbon Oils From Oil-shale, Oil-sand, OR GASES; Refining Mixtures Mainly Consisting OF HYDROCARBONS; Reforming OF NAPHTHA; Mineral Waxes 17

C07C - Acyclic OR Carbocyclic Compounds 15

H10F - Inorganic Semiconductor Devices Sensitive TO Infrared Radiation, Light, Electromagnetic Radiation OF Shorter Wavelength OR Corpuscular Radiation 15

Y02A - Technologies FOR Adaptation TO Climate Change 15

Y10T - Technical Subjects Covered BY Former US Classification 14

C01P - Indexing Scheme Relating TO Structural AND Physical Aspects OF Solid Inorganic Compounds 13

Top 15 of 143 technology areas

Where it ranks

Overall rank by patents

#1,318

of 49,997 tracked assignees

Innovation Score

54.1 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

Korea Institute OF Energy Research's patent record in context - here's where to go next.

Korea Institute OF Energy Research's lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 42.2% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #1,318 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Korea Institute OF Energy Research against Rosemount Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.1/100 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.