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For the Inventor, By the Inventor

Tokyo, Japan

Shinichi Takagi

This inventor holds 56 USPTO granted patents and 2 published patent applications, primarily in Semiconductor Devices (CPC class H01L). Top assignees: Kabushiki Kaisha Toshiba, Mitsubishi Denki Kabushiki Kaisha, The University of Tokyo. Active years: 1991-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinichi Takagi. Retrieved from https://idiyas.com/inventor/shinichi-takagi

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

USPTO Granted Patents = 56 

% Patents Active = 58.9

Average Co-Inventor Count = 2.8

ph-index = 16

Forward Citations = 1,684(Granted Patents)

Forward Citations (Not Self Cited) = 1,664(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa-ken, JP (2001 - 2004)
  • Hyogo, JP (2004)
  • Amagasaki, JP (2007)
  • Yokohama, JP (2003 - 2009)
  • Tsukuba, JP (2009 - 2012)
  • Bunkyo-ku, JP (2015)
  • Tokyo, JP (1991 - 2022)

Company Filing History:

goldMedal27 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal20 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
bronzeMedal6 out of 1,355 
 
The University of Tokyo
 patents
4. 4 out of 6,960 
 
Sumitomo Chemical Company, Limited
 patents
5. 3 out of 1,763 
 
National Institute of Advanced Industrial Science and Technology
 patents
6. 2 out of 16,586 
 
Mitsubishi Electric Corporation
 patents
7. 1 out of 1,328 
 
Japan Science and Technology Agency
 patents
8. 1 out of 5,500 
 
Yamaha Corporation
 patents
where one patent can have more than one assignee

Years Active: 1991-2022

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Areas of Expertise:
Tunneling Field Effect Transistor
Optical Multiplexer
MOS Optical Modulator
Semiconductor Wafer
Field-Effect Transistor
Optical Component
Wavelength Monitor
Optical Module
Multi-Gate Transistor
Feed Through Structure
Optical Package
Element Fabrication Substrate
56 patents (USPTO):Explore Patents
1. 11227953 - Tunneling field effect transistor (2022-01-18),
2. 11199663 - Optical multiplexer/demultiplexer and method for manufacturing the same (2021-12-14),
3. 10983411 - Metal-oxide-semiconductor (MOS) optical modulator and method of manufacturing same (2021-04-20),
4. 9117658 - Method of producing semiconductor wafer, semiconductor wafer, method of producing semiconductor device and semiconductor device (2015-08-25),
5. 9112035 - Semiconductor substrate, field-effect transistor, integrated circuit, and method for fabricating semiconductor substrate (2015-08-18),
6. 8901656 - Semiconductor wafer, field-effect transistor, method of producing semiconductor wafer, and method of producing field-effect transistor (2014-12-02),
7. 8779471 - Field-effect transistor, semiconductor wafer, method for producing field-effect transistor and method for producing semiconductor wafer (2014-07-15),
8. 8431459 - Semiconductor wafer, semiconductor device, and method of manufacturing a semiconductor device (2013-04-30),
9. 8174095 - Semiconductor device and manufacturing method thereof (2012-05-08),
10. 8008751 - Semiconductor device and manufacturing method thereof (2011-08-30),
11. 7679181 - Semiconductor device (2010-03-16),
12. 7659537 - Field effect transistor (2010-02-09),
13. 7622773 - Semiconductor device including multi-gate metal-insulator-semiconductor (MIS) transistor (2009-11-24),
14. 7619239 - Semiconductor device and method of manufacturing the same (2009-11-17),
15. 7557018 - Element fabrication substrate (2009-07-07),

Title: The Innovative Journey of Shinichi Takagi

Introduction: Shinichi Takagi is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Shinichi Takagi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to innovation.

Career Highlights: With over two decades of experience in the tech industry, Takagi has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Throughout his career, Shinichi Takagi has collaborated with top companies in Japan and internationally, fostering a culture of innovation and pushing the boundaries of what is possible in the tech world.

Conclusion: Shinichi Takagi's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology in Japan and beyond.

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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