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For the Inventor, By the Inventor

Itami, Japan

Natsuo Tatsumi

This inventor holds 31 USPTO granted patents and 3 published patent applications and 12 EPO patents, primarily in Diamond Technology. Top assignees: Sumitomo Electric Industries, Limited, Sumitomo Electric Hardmetal Corp., A.l.m.t. Corporation. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Natsuo Tatsumi. Retrieved from https://idiyas.com/inventor/natsuo-tatsumi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 31 

% Patents Active = 77.4

 

Average Co-Inventor Count = 3.8

ph-index = 3

Forward Citations = 27(Granted Patents)


Location History:

  • Itami, JP (2004 - 2023)
  • Osaka, JP (2022 - 2023)

Company Filing History:

goldMedal30 out of 10,647 
 
Sumitomo Electric Industries, Limited
 patents
silverMedal7 out of 599 
 
Sumitomo Electric Hardmetal Corp.
 patents
bronzeMedal1 out of 86 
 
A.l.m.t. Corporation
 patents
4. 1 out of 34,296 
 
Seiko Epson Corporation
 patents
where one patent can have more than one assignee

Years Active: 2004-2026

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Areas of Expertise:
Diamond Magneto-Optical Sensor
Single-Crystal Diamond
Diamond Composite Substrate
Electron Emission Element
Surface Acoustic Wave Device
Diamond Manufacturing Method
Diamond Tool
Cold-Cathode Electron Source
Microwave Tube
Diamond Sensor System
Piezoelectric Thin Film
Logical Operation Element
31 patents (USPTO):Explore Patents
1. 12553958 - Diamond magneto-optical sensor and diamond magneto-optical sensor system (2026-02-17),
2. 12523721 - Diamond magnetic sensor unit and diamond magnetic sensor system (2026-01-13),
3. 12461173 - Diamond magneto-optical sensor (2025-11-04),
4. 12449457 - Diamond sensor unit (2025-10-21),
5. 12286726 - Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond (2025-04-29),
6. 12215438 - Single-crystal diamond and method of manufacturing the same (2025-02-04),
7. 11692264 - Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate (2023-07-04),
8. 11629104 - Body obtained by processing solid carbon-containing material and producing method thereof (2023-04-18),
9. 11518680 - Body obtained by processing solid carbon-containing material, producing method thereof, and producing apparatus thereof (2022-12-06),
10. 11371139 - Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool (2022-06-28),
11. 11359275 - Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate (2022-06-14),
12. 11007558 - Diamond die (2021-05-18),
13. 11001938 - Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond (2021-05-11),
14. 10822693 - Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate (2020-11-03),
15. 10774442 - Single-crystal diamond material, single-crystal diamond chip, and perforated tool (2020-09-15),

Title: Natsuo Tatsumi: Pioneering Inventor from Itami, Japan

Introduction: Natsuo Tatsumi is a renowned inventor hailing from Itami, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Natsuo Tatsumi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: Throughout his illustrious career, Natsuo Tatsumi has worked with leading research institutions and technology companies, spearheading projects that have revolutionized various industries.

Collaborations: Natsuo Tatsumi has collaborated with top engineers, scientists, and inventors from around the world, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects.

Conclusion: Natsuo Tatsumi's dedication to pushing the boundaries of technology and his passion for innovation continue to inspire the next generation of inventors and engineers worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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