Where does Sato Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sato Corporation ranks #1,919 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 Sato Corporation hold?

Sato Corporation holds 210 US utility patents granted between 2015 and 2025, spanning 58 technology areas.

What is Sato Corporation's Innovation Score?

Sato Corporation has an Innovation Score of 56.1 out of 100 (top 6% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Sato Corporation's patent grant rate increasing or decreasing?

Sato Corporation's recent grant velocity is -19% 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 Sato Corporation's patents?

Sato Corporation's patents average 12.5 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 Sato Corporation 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

Sato Corporation

Q: What technology areas does Sato Corporation focus on?

Sato Corporation's top technology area is B41J (TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors) with 105 patents. Grants appear in 58 CPC subclasses total.

USPTO PatentsView assignee record - 210 granted patents across 58 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: B41J (TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Sato ranks #1,919 of 49,997 tracked US assignees by granted-patent volume, with 210 patents across 58 technology areas.

#1,919
of 49,997 US assignees by volume: Top 6%
by Innovation Score (56.1/100): 12.5
avg claims per patent: -19%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1919 · Foreign Corporation #1,919 · 210 grants

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

GRANTS-MID 210 grants
TOP-DECILE #1,919/49,997
PHOTO-FINISH iControl Networks
CPC-WIDE B41J · 58 areas
INNOV-PAR 56.1/100
CLAIMS-RICH 12.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -19% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: iControl Networks, 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.

Qualcomm Incorporated · highest

85
Advanced Solutions… · near

56
Asahi Glass · near

56
Sato · this assignee

56
Technip Energies… · near

56
Topsoe A/S · near

56
3D Lighting… · lowest

7

What this shows Sato's Innovation Score is 56.1/100 (top 6% 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 Sato's grant cadence moved

Between 2020–2024, Sato Corporation received 87 grants versus 108 in 2015–2019 (-19% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2018 at 34 grants and bottomed in 2015 at 10. Lead class B41J accounts for 50% of the portfolio across 58 subclasses. Volume neighbours: Okamura Corporation (#1,914) and China University OF Petroleum (EAST CHINA) (#1,922).

Sato's three-year grant acceleration

From 2019–2021 to 2022–2024, Sato Corporation moved from 61 to 47 grants (0.77x 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 #1,934. See the growth leaderboard.

Okamura

210
Opentv

210
PHC Holdings

210
Panasonic Avionics

210
Solvay Specialty…

210
THE Clorox

210
icontrol Networks

210
Sato ◀

210
China University…

209

What this shows Sato holds 210 patents at rank #1,918, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sato

By rank, the assignees closest to #1,918 in granted patent volume.

Leaders in B41J (Typewriters)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (56 here).

Asahi Glass Co., Ltd. 56 Topsoe A/S 56 Advanced Solutions Life Sciences, LLC 56 Technip Energies France 56

Similar claim depth

Nearest assignees by average claims per patent (12.5 here).

Robert Bosch Tool Corporation 12.5 avg Horizon Global Americas Inc. 12.5 avg Sage Products, LLC 12.5 avg Joled Inc. 12.5 avg

Sato's Innovation Score vs. every tracked assignee

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

56 Top 6% higher than 94% 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

Sato Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	10	4.8%
2016	17	8.1%
2017	26	12.4%
2018	34	16.2%
2019	21	10.0%
2020	13	6.2%
2021	27	12.9%
2022	16	7.6%
2023	12	5.7%
2024	19	9.0%
2025partial year	15	7.1%

Which technologies does Sato Corporation patent most?

B41J - TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors 105

G06K - Graphical Data Reading ; Presentation OF DATA; Record CARRIERS; Handling Record Carriers 50

B65H - Handling Thin OR Filamentary Material, e.g. Sheets, Webs, Cables 29

G06F - Electric Digital Data Processing 23

B65C - Labelling OR Tagging Machines, Apparatus, OR Processes 22

G06Q - Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR 17

G09F - DISPLAYING; ADVERTISING; SIGNS; Labels OR NAME-PLATES; Seals 13

B65G - Transport OR Storage Devices, e.g. Conveyors FOR Loading OR Tipping, Shop Conveyor Systems OR Pneumatic Tube Conveyors 11

H01Q - Antennas, i.e. Radio Aerials 11

Y10T - Technical Subjects Covered BY Former US Classification 10

H04N - Pictorial Communication, e.g. Television 10

H04W - Wireless Communication Networks 8

G07C - Time OR Attendance REGISTERS; Registering OR Indicating THE Working OF MACHINES; Generating Random NUMBERS; Voting OR Lottery APPARATUS; Arrangements, Systems OR Apparatus FOR Checking NOT Provided FOR Elsewhere 7

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 5

B26D - CUTTING; Details Common TO Machines FOR Perforating, Punching, Cutting-out, Stamping-out OR Severing 4

Top 15 of 58 technology areas

Where it ranks

Overall rank by patents

#1,919

of 49,997 tracked assignees

Innovation Score

56.1 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

Sato Corporation's patent record in context - here's where to go next.

Sato Corporation's lead technology class is B41J (TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors), 50% of its portfolio - see every assignee active in that class. Explore B41J
Ranked #1,919 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sato Corporation against Okamura Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 56.1/100 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.