Where does Tatsuno Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Tatsuno Corporation ranks #5,981 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 Tatsuno Corporation hold?

Tatsuno Corporation holds 57 US utility patents granted between 2016 and 2025, spanning 29 technology areas.

What is Tatsuno Corporation's Innovation Score?

Tatsuno Corporation has an Innovation Score of 42.2 out of 100 (top 31% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

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

Tatsuno Corporation's recent grant velocity is +79% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Tatsuno Corporation's patents?

Tatsuno Corporation's patents average 6.3 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 Tatsuno 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

Tatsuno Corporation

Q: What technology areas does Tatsuno Corporation focus on?

Tatsuno Corporation's top technology area is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution) with 29 patents. Grants appear in 29 CPC subclasses total.

USPTO PatentsView assignee record - 57 granted patents across 29 technology areas, recorded in grant years 2016–2025. 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, Tatsuno ranks #5,981 of 49,997 tracked US assignees by granted-patent volume, with 57 patents across 29 technology areas.

#5,981
of 49,997 US assignees by volume: Top 31%
by Innovation Score (42.2/100): 6.3
avg claims per patent: +79%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R5981 · Foreign Corporation #5,981 · 57 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-SMALL 57 grants
UPPER-Q #5,981/49,997
PHOTO-FINISH Robin Systems
CPC-FOCUS Y02E · 29 areas
INNOV-PAR 42.2/100
CLAIMS-SPARSE 6.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +79% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Robin Systems, 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
Iseki & · near

42
Confinement… · near

42
Pulsemedica · near

42
Pyeong Hwa Automotive · near

42
Tatsuno · this assignee

42
3D Lighting… · lowest

7

What this shows Tatsuno's Innovation Score is 42.2/100 (top 31% 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.

Where Tatsuno's grants concentrate

Tatsuno Corporation is a focused PatentsView assignee: 29 CPC subclasses with 50.9% of grants classified under Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution). Peak complete grant year is 2024 (12 grants) versus a trough of 1 in 2016. By volume, Tatsuno sits between Robin Systems, Inc. and The Eastern Company.

Tatsuno's three-year grant acceleration

From 2019–2021 to 2022–2024, Tatsuno Corporation moved from 25 to 20 grants (0.80x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Robin Systems

57
Schuler Pressen

57
Shandong NEW Beiy…

57
Swoop IP Holdings

57
THE University OF…

57
Tien Hsin Industr…

57
Trumpf Photonic C…

57
The Eastern

57
Tatsuno ◀

57

What this shows Tatsuno holds 57 patents at rank #5,979, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Tatsuno

By rank, the assignees closest to #5,979 in granted patent volume.

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

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (42 here).

Pyeong Hwa Automotive Co., Ltd. 42 Confinement Telephony Technology, LLC 42 Pulsemedica Corp. 42 Iseki & Co., Ltd. 42

Similar claim depth

Nearest assignees by average claims per patent (6.3 here).

Hopkins Manufacturing Corporation 6.3 avg Reckitt Benckiser Finish B.V. 6.3 avg Kabushiki Kaisha Honda Lock 6.3 avg Toyo Kohan Co., Ltd. 6.3 avg

Tatsuno's Innovation Score vs. every tracked assignee

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

42 Top 31% higher than 69% 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 · 2016–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Tatsuno Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	1.8%
2018	7	12.3%
2019	11	19.3%
2020	10	17.5%
2021	4	7.0%
2022	2	3.5%
2023	6	10.5%
2024	12	21.1%
2025partial year	4	7.0%

Which technologies does Tatsuno Corporation patent most?

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 29

F17C - Vessels FOR Containing OR Storing Compressed, Liquefied OR Solidified GASES; Fixed-capacity GAS-HOLDERS; Filling Vessels With, OR Discharging From Vessels, Compressed, Liquefied, OR Solidified Gases 29

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 15

B67D - Dispensing, Delivering OR Transferring Liquids, NOT Otherwise Provided FOR 11

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 5

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 3

G01G - Weighing 3

G01F - Measuring Volume, Volume Flow, Mass Flow OR Liquid LEVEL; Metering BY Volume 3

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy 2

Y10T - Technical Subjects Covered BY Former US Classification 2

F16J - Pistons ; CYLINDERS; Sealings 1

B60S - Servicing, Cleaning, Repairing, Supporting, Lifting, OR Manoeuvring OF Vehicles, NOT Otherwise Provided FOR 1

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 1

Y02T - Climate Change Mitigation Technologies Related TO Transportation 1

Y04S - Systems Integrating Technologies Related TO Power Network Operation, Communication OR Information Technologies FOR Improving THE Electrical Power Generation, Transmission, Distribution, Management OR Usage, i.e. Smart Grids 1

Top 15 of 29 technology areas

Where it ranks

Overall rank by patents

#5,981

of 49,997 tracked assignees

Innovation Score

42.2 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

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

Tatsuno Corporation's lead technology class is Y02E (Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution), 50.9% of its portfolio - see every assignee active in that class. Explore Y02E
Ranked #5,981 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Tatsuno Corporation against Robin Systems, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 42.2/100 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.