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For the Inventor, By the Inventor

Nara, Japan

Hirohisa Tanaka

This inventor holds 18 USPTO granted patents, primarily in Semiconductor Technology. Top assignees: Sharp Kabushiki Kaisha Corporation, Semiconductor Energy Laboratory Co., Ltd., Sharp Corporation. Active years: 1988-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Tanaka. Retrieved from https://idiyas.com/inventor/hirohisa-tanaka-akn3u9k2

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 13

Forward Citations = 840(Granted Patents)


Location History:

  • Gose, JP (1988 - 1991)
  • Ikoma, JP (1992 - 1995)
  • Ikoma-gun, JP (1997)
  • Nara, JP (1991 - 2002)

Company Filing History:

goldMedal15 out of 25,982 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal2 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents
bronzeMedal1 out of 847 
 
Sharp Corporation
 patents
4. 1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1988-2002

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Areas of Expertise:
Crystalline Silicon
Thin Film Transistors
Active Matrix Display
Liquid Crystal Display
Display Electrode Substrate
Metallic Wiring Substrate
Amorphous Silicon
Active Matrix Substrate
Reflective Substrate
Capacitance Electrode
Signal Electrodes
Transistor Array
18 patents (USPTO):Explore Patents
1. 6358313 - Method of manufacturing a crystalline silicon base semiconductor thin film (2002-03-19),
2. 5696388 - Thin film transistors for the peripheral circuit portion and the pixel (1997-12-09),
3. 5648146 - Metallic wiring substrate (1997-07-15),
4. 5614426 - Method of manufacturing semiconductor device having different (1997-03-25),
5. 5474941 - Method for producing an active matrix substrate (1995-12-12),
6. 5459595 - Active matrix liquid crystal display (1995-10-17),
7. 5418635 - Liquid crystal device with a reflective substrate with bumps of (1995-05-23),
8. 5410164 - Display electrode substrate (1995-04-25),
9. 5286659 - Method for producing an active matrix substrate (1994-02-15),
10. 5191322 - Active-matrix display device (1993-03-02),
11. 5162901 - Active-matrix display device with added capacitance electrode wire and (1992-11-10),
12. 5075674 - Active matrix substrate for liquid crystal display (1991-12-24),
13. 5026143 - Active type liquid crystal matrix display having signal electrodes with (1991-06-25),
14. 4935792 - Thin film transistor array (1990-06-19),
15. 4918494 - Thin film transistor (1990-04-17),

Title: The Innovative Journey of Hirohisa Tanaka

Introduction: Hirohisa Tanaka, a pioneering inventor hailing from Nara, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Tanaka's recent patents focus on advancements in renewable energy technologies, particularly in the field of solar power efficiency and storage solutions.

Career Highlights: With a career spanning over two decades, Tanaka has been at the forefront of numerous technological breakthroughs. His work has been instrumental in shaping the future of sustainable energy and environmental conservation.

Collaborations: Tanaka has collaborated with leading research institutions and universities worldwide to further his research and bring his inventions to life. His partnerships have led to the development of cutting-edge technologies that have the potential to revolutionize various industries.

Conclusion: Hirohisa Tanaka's relentless pursuit of innovation and his commitment to creating a more sustainable world have solidified his position as a visionary inventor. His contributions continue to inspire future generations of inventors and pave the way for a brighter, more technologically advanced future.

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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