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For the Inventor, By the Inventor

Kanagawa, Japan

Tatsuya Usami

This inventor holds 120 USPTO granted patents and 9 published patent applications and 3 EPO patents, primarily in Semiconductor Devices (CPC class G02B2006-12061). Top assignees: Renesas Electronics Corporation, Nec Electronics Corporation, Nec Corporation. Active years: 1996-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Usami. Retrieved from https://idiyas.com/inventor/tatsuya-usami

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

Calculating rank
USPTO Granted Patents = 120 

% Patents Active = 64.2

 

Average Co-Inventor Count = 1.6

ph-index = 13

Forward Citations = 629(Granted Patents)

Forward Citations (Not Self Cited) = 595(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Toyko, JP (2000)
  • Kawasaki, JP (2007 - 2016)
  • Kanagawa, JP (2006 - 2017)
  • Hitachinaka, JP (2017 - 2018)
  • Ibaraki, JP (2017 - 2021)
  • Tokyo, JP (1996 - 2022)

Company Filing History:

goldMedal49 out of 7,659 
 
Renesas Electronics Corporation
 patents
silverMedal41 out of 2,467 
 
Nec Electronics Corporation
 patents
bronzeMedal35 out of 36,735 
 
Nec Corporation
 patents
4. 2 out of 68 
 
Photonics Electronics Technology Research Association
 patents
where one patent can have more than one assignee

Years Active: 1996-2026

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Areas of Expertise:
Semiconductor Device
Manufacturing Method
Optical Semiconductor
Wiring Structure
Ion Implantation
Passivation Films
Silicon-Diffused Metal
Trench Pattern
120 patents (USPTO):Explore Patents
1. 12557624 - Semiconductor device with top wiring covered by multiple passivation films to prevent cracking and method of manufacturing the same (2026-02-17),
2. 11302596 - Semiconductor device (2022-04-12),
3. 10901152 - Semiconductor device and method of manufacturing the same (2021-01-26),
4. 10734541 - Method of manufacturing semiconductor device (2020-08-04),
5. 10734336 - Semiconductor device and method for manufacturing the same (2020-08-04),
6. 10714330 - Method for manufacturing a semiconductor device having a step of performing ion implantation using a resist pattern as a mask (2020-07-14),
7. 10490517 - Semiconductor device and manufacturing method thereof (2019-11-26),
8. 10401565 - Semiconductor device and method of manufacturing the same (2019-09-03),
9. 10295743 - Optical semiconductor device, and method for producing the same (2019-05-21),
10. 10256135 - Semiconductor device and method of manufacturing semiconductor device (2019-04-09),
11. 10256133 - Method of manufacturing semiconductor device (2019-04-09),
12. 10180538 - Semiconductor device and method for manufacturing same (2019-01-15),
13. 10162110 - Semiconductor device and method for manufacturing the same (2018-12-25),
14. 10158036 - Semiconductor device and its manufacturing method (2018-12-18),
15. 10151881 - Semiconductor device and manufacturing method of the same (2018-12-11),

Title: Discovering the Innovative Mind of Tatsuya Usami

Introduction: Tatsuya Usami is a prolific inventor based in Kanagawa, Japan, with an impressive portfolio of 119 patents. His groundbreaking work in the field of semiconductor devices has revolutionized the industry, showcasing his commitment to technological advancements.

Latest Patents:

1. Semiconductor device - Usami's semiconductor device features a thermal conductive film embedded in a substrate, optimizing heat dissipation and enhancing overall performance.

2. Semiconductor device and method of manufacturing the same - Usami's method ensures the successful detachment of an SOI substrate from an electrostatic chuck, a critical process in semiconductor manufacturing.

Career Highlights: Throughout his career, Usami has left an indelible mark at Renesas Electronics Corporation and NEC Electronics Corporation, two leading players in the tech industry. His contributions have shaped the way we perceive and utilize semiconductor devices.

Collaborations: Usami has collaborated closely with esteemed professionals in the field, including Koichi Ohto and Noboru Morita. Together, they have pushed the boundaries of innovation, bringing forth cutting-edge technologies that have redefined the industry.

Conclusion: Tatsuya Usami's ingenuity and dedication to the field of semiconductor devices have cemented his position as a trailblazing inventor. His relentless pursuit of excellence continues to drive technological advancements, inspiring the next generation of innovators to push the boundaries of what is possible in the realm 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]
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