Where does Sintokogio, Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sintokogio, Ltd. ranks #1,417 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 Sintokogio, Ltd. hold?

Sintokogio, Ltd. holds 297 US utility patents granted between 2015 and 2025, spanning 112 technology areas.

What is Sintokogio, Ltd.'s Innovation Score?

Sintokogio, Ltd. has an Innovation Score of 61.8 out of 100 (top 3% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Sintokogio, Ltd. focus on?

Sintokogio, Ltd.'s top technology area is B24C (Abrasive OR Related Blasting With Particulate Material) with 57 patents. Grants appear in 112 CPC subclasses total.

Is Sintokogio, Ltd.'s patent grant rate increasing or decreasing?

Sintokogio, Ltd.'s recent grant velocity is +8% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Sintokogio, Ltd.'s patents?

Sintokogio, Ltd.'s patents average 9.3 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 Sintokogio, 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

Sintokogio, Ltd.

USPTO PatentsView assignee record - 297 granted patents across 112 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: B24C (Abrasive OR Related Blasting With Particulate Material).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Sintokogio ranks #1,417 of 49,997 tracked US assignees by granted-patent volume, with 297 patents across 112 technology areas.

#1,417
of 49,997 US assignees by volume: Top 3%
by Innovation Score (61.8/100): 9.3
avg claims per patent: +8%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1417 · Foreign Corporation #1,417 · 297 grants

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

GRANTS-MID 297 grants
TOP-DECILE #1,417/49,997
PHOTO-FINISH Finisar
CPC-WIDE B24C · 112 areas
INNOV-STRONG 61.8/100
CLAIMS-PAR 9.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT +8% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Finisar Corporation (±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
Sintokogio · this assignee

62
SK Innovation · near

62
James R Glidewell… · near

62
Oregon Health &… · near

62
Socionext · near

62
3D Lighting… · lowest

7

What this shows Sintokogio's Innovation Score is 61.8/100 (top 3% 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 Sintokogio's grant cadence moved

Between 2020–2024, Sintokogio, Ltd. received 142 grants versus 131 in 2015–2019 (+8% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2018 at 45 grants and bottomed in 2019 at 16. Lead class B24C accounts for 19.2% of the portfolio across 112 subclasses. Volume neighbours: University of Tennessee Research Foundation (#1,413) and Flextronics AP, LLC (#1,421).

Sintokogio's three-year grant acceleration

From 2019–2021 to 2022–2024, Sintokogio, Ltd. moved from 58 to 100 grants (1.72x 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 #306. See the growth leaderboard.

University of Ten…

298
Finisar

297
Huizhou TCL Mobil…

297
Intellectual Disc…

297
Toshiba Energy Sy…

297
Sintokogio ◀

297
Epcos

295
Essity Hygiene AN…

295
Flextronics AP

295

What this shows Sintokogio holds 297 patents at rank #1,417, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sintokogio

By rank, the assignees closest to #1,417 in granted patent volume.

Leaders in B24C (Abrasive OR Related Blasting With Particulate Material)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (62 here).

SK Innovation Co., Ltd. 62 Oregon Health & Science University 62 Socionext Inc. 62 James R. Glidewell Dental Ceramics, Inc. 62

Similar claim depth

Nearest assignees by average claims per patent (9.3 here).

Max Co., Ltd. 9.3 avg Adeka Corporation 9.3 avg Korea Research Institute OF Bioscience AND Biotechnology 9.3 avg Kawasaki Jukogyo Kabushiki Kaisha 9.3 avg

Sintokogio's Innovation Score vs. every tracked assignee

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

62 Top 3% higher than 97% 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

Sintokogio, Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	25	8.4%
2016	24	8.1%
2017	21	7.1%
2018	45	15.2%
2019	16	5.4%
2020	20	6.7%
2021	22	7.4%
2022	29	9.8%
2023	36	12.1%
2024	35	11.8%
2025partial year	24	8.1%

Which technologies does Sintokogio, Ltd. patent most?

B24C - Abrasive OR Related Blasting With Particulate Material 57

B22C - Foundry Moulding 55

B22D - Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices 43

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 37

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 21

G01L - Measuring Force, Stress, Torque, Work, Mechanical Power, Mechanical Efficiency, OR Fluid Pressure 16

C21D - Modifying THE Physical Structure OF Ferrous METALS; General Devices FOR Heat Treatment OF Ferrous OR Non-ferrous Metals OR ALLOYS; Making Metal Malleable, e.g. BY Decarburisation OR Tempering 15

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 15

B24B - Machines, Devices, OR Processes FOR Grinding OR Polishing ; Dressing OR Conditioning OF Abrading SURFACES; Feeding OF Grinding, Polishing, OR Lapping Agents 13

G06F - Electric Digital Data Processing 13

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 12

G06T - Image Data Processing OR Generation, IN General 11

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices 10

B30B - Presses IN General 10

B22F - Working Metallic POWDER; Manufacture OF Articles From Metallic POWDER; Making Metallic Powder ; Apparatus OR Devices Specially Adapted FOR Metallic Powder 9

Top 15 of 112 technology areas

Where it ranks

Overall rank by patents

#1,417

of 49,997 tracked assignees

Innovation Score

61.8 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

Sintokogio, Ltd.'s patent record in context - here's where to go next.

Sintokogio, Ltd.'s lead technology class is B24C (Abrasive OR Related Blasting With Particulate Material), 19.2% of its portfolio - see every assignee active in that class. Explore B24C
Ranked #1,417 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sintokogio, Ltd. against University of Tennessee Research Foundation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 61.8/100 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

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.