PlainPatent
USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Grand Mate Co., Ltd.

USPTO PatentsView assignee record - 79 granted patents across 43 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: F23N (Regulating OR Controlling Combustion).

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The verdict

According to USPTO PatentsView, Grand ranks #4,467 of 49,997 tracked US assignees by granted-patent volume, with 79 patents across 43 technology areas.

#4,467
of 49,997 US assignees by volume
Top 20%
by Innovation Score (46.8/100)
9.5
avg claims per patent
-17%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R4467 · Foreign Corporation #4,467 · 79 grants

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

  • GRANTS-SMALL 79 grants
  • TOP-DECILE #4,467/49,997
  • PHOTO-FINISH Enel X North America
  • CPC-WIDE F23N · 43 areas
  • INNOV-PAR 46.8/100
  • CLAIMS-PAR 9.5 claims/avg
  • TYPE-FRNCORP Foreign Corp
  • VEL-DOWN -17% vel
  • BOOK-FULL 10/10 fields

Nearest grant-volume peer: Enel X North America, 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.

Innovation-score neighbourhood around Grand

Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.

score

What this shows Grand's Innovation Score is 46.8/100 (top 20% 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.

Source USPTO PatentsView, PlainPatent Innovation Score As of 2015–2025

Where Grand's grants concentrate

Grand Mate Co., Ltd. is a focused PatentsView assignee: 43 CPC subclasses with 25.3% of grants classified under F23N (Regulating OR Controlling Combustion). Peak complete grant year is 2019 (14 grants) versus a trough of 3 in 2017. By volume, Grand sits between Enel X North America, Inc. and Industry-academic Cooperation Foundation Gyeongsang National University.

Grand's three-year grant acceleration

From 2019–2021 to 2022–2024, Grand Mate Co., Ltd. moved from 34 to 14 grants (0.41x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Who files at Grand's volume?

Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀

patents

What this shows Grand holds 79 patents at rank #4,468, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Source USPTO PatentsView, granted utility patents As of 2015–2025

Companies ranked near Grand

By rank, the assignees closest to #4,468 in granted patent volume.

Leaders in F23N (Regulating OR Controlling Combustion)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (47 here).

Ortho-clinical Diagnostics, Inc. 47 Universite DE Paris Descartes 47 Entit Software LLC 47 Echostar Technologies International Corporation 47

Similar claim depth

Nearest assignees by average claims per patent (9.5 here).

Humanscale Corporation 9.5 avg Biocon Ltd. 9.5 avg Inventec (PUDONG) Technology Corporation 9.5 avg Sugino Machine Limited 9.5 avg

Grand's Innovation Score vs. every tracked assignee

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

47 Top 20% higher than 80% of 49,997 US assignees

This assignee 0 100 every tracked assignee, bucketed by value

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

051015 20152016201720182019202020212022202320242025 4
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
Grand Mate Co., Ltd. patent grants by year, 2015–2025
Year Patents Granted Share of Period
2015 9 11.4%
2016 8 10.1%
2017 3 3.8%
2018 7 8.9%
2019 14 17.7%
2020 12 15.2%
2021 8 10.1%
2022 3 3.8%
2023 7 8.9%
2024 4 5.1%
2025partial year 4 5.1%

Which technologies does Grand Mate Co., Ltd. patent most?

Top 15 of 43 technology areas

Where it ranks

Overall rank by patents

#4,467

of 49,997 tracked assignees

Innovation Score

46.8 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

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

  • Grand Mate Co., Ltd.'s lead technology class is F23N (Regulating OR Controlling Combustion), 25.3% of its portfolio - see every assignee active in that class. Explore F23N
  • Ranked #4,467 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
  • Compare Grand Mate Co., Ltd. against Enel X North America, Inc., an assignee filing at a similar volume. Compare portfolios
  • Innovation Score of 46.8/100 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

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.