Toshiyuki Usagawa

This inventor holds 22 USPTO granted patents, primarily in Semiconductor Technology. Top assignees: Hitachi, Ltd., Hitachi Automotive Systems, Ltd.. Active years: 1986-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Usagawa. Retrieved from https://idiyas.com/inventor/toshiyuki-usagawa

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

USPTO Granted Patents = 22

% Patents Active = 72.7

Average Co-Inventor Count = 2.4

ph-index = 9

Forward Citations = 321(Granted Patents)

Location History:

Kokubunji, JP (1986 - 1989)
Koganei, JP (1993 - 1995)
Yono, JP (1993 - 1998)
Saitama, JP (2009 - 2016)
Urawa, JP (2016)
Tokyo, JP (2018 - 2019)

Company Filing History:

Hitachi Automotive Systems, Ltd.

patents

Years Active: 1986-2019

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Areas of Expertise:

Gas Sensor

Semiconductor Device

PN-Junction Gate FET

Heterojunction Bipolar Transistor

Quantum Wave Circuit

High Speed Logic Circuit

Electron Spin Resonance CT

Nanowhiskers

Microstructure Body

Superconductized Semiconductor

Two-Dimensional Electron Gas

Semiconductor Optical Device

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10466198 - Gas sensor (2019-11-05),

2. 10151725 - Sensor system and device (2018-12-11),

3. 9857322 - Semiconductor gas sensor (2018-01-02),

4. 9484448 - Semiconductor gas sensor and method for producing the same (2016-11-01),

5. 9383329 - Gas sensor and a method of manufacturing the same (2016-07-05),

6. 9228973 - Gas sensor (2016-01-05),

7. 7541811 - Apparatus for electron spin resonance CT (2009-06-02),

8. 5746826 - Method and apparatus for forming microstructure body (1998-05-05),

9. 5670804 - PN-junction gate FET (1997-09-23),

10. 5567961 - Semiconductor device (1996-10-22),

11. 5455451 - Superconductized semiconductor device using penetrating Cooper pairs (1995-10-03),

12. 5381027 - Semiconductor device having a heterojunction and a two dimensional gas (1995-01-10),

13. 5373191 - Semiconductor device and method of producing the same (1994-12-13),

14. 5332910 - Semiconductor optical device with nanowhiskers (1994-07-26),

15. 5293084 - High speed logic circuit (1994-03-08),

Title: Toshiyuki Usagawa: Pioneering Inventor from Yono, Japan

Introduction: Toshiyuki Usagawa is a renowned inventor hailing from the vibrant city of Yono, Japan. With a passion for innovation and a keen eye for detail, he has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents: Toshiyuki Usagawa holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions. His most recent patents focus on enhancing efficiency in industrial processes through automation and smart technologies.

Career Highlights: Throughout his illustrious career, Toshiyuki Usagawa has worked with leading tech companies to bring his inventions to life. His innovative solutions have revolutionized manufacturing processes and have been instrumental in advancing the capabilities of various industries.

Collaborations: Toshiyuki Usagawa has collaborated with top researchers and engineers from around the world to further develop his inventions. His collaborative efforts have led to the creation of cutting-edge technologies that have had a lasting impact on the global tech landscape.

Conclusion: Toshiyuki Usagawa's dedication to innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazing inventor. His visionary ideas continue to inspire the next generation of innovators and shape the future of technology.

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]