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For the Inventor, By the Inventor

Anan, Japan

Takao Yamada

This inventor holds 19 USPTO granted patents and 7 EPO patents. Top assignees: Nichia Corporation, Nichia Chemical Industries, Limited, Ricoh Company, Ltd.. Active years: 1996-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Yamada. Retrieved from https://idiyas.com/inventor/takao-yamada

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

USPTO Granted Patents = 19

% Patents Active = 63.2

 

Average Co-Inventor Count = 3.7

ph-index = 11

Forward Citations = 801(Granted Patents)


Location History:

  • Tokushima, JP (2006)
  • Anan, JP (1996 - 2008)
  • Komatsujima, JP (2014 - 2015)
  • Komatsushima, JP (2007 - 2016)

Company Filing History:

goldMedal11 out of 3,244 
 
Nichia Corporation
 patents
silverMedal7 out of 41 
 
Nichia Chemical Industries, Limited
 patents
bronzeMedal1 out of 28,934 
 
Ricoh Company, Ltd.
 patents

Years Active: 1996-2016

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19 patents (USPTO):Explore Patents
1. 9337405 - Light emitting device and method for manufacturing the same (2016-05-10),
2. 9093356 - Semiconductor light emitting element (2015-07-28),
3. 8878214 - Semiconductor light emitting device (2014-11-04),
4. 8236591 - Semiconductor light emitting element and method for manufacturing the same (2012-08-07),
5. 7375383 - Gallium nitride based III-V group compound semiconductor device and method of producing the same (2008-05-20),
6. 7288797 - Semiconductor light emitting element (2007-10-30),
7. 7205220 - Gallium nitride based III-V group compound semiconductor device and method of producing the same (2007-04-17),
8. 7194013 - GaN semiconductor laser device, and optical disk information system using the laser device (2007-03-20),
9. 7183586 - Semiconductor element and manufacturing method for the same (2007-02-27),
10. 7042830 - Phase-change optical information recording medium, and optical information recording and reproducing apparatus and method for the same (2006-05-09),
11. 6998690 - Gallium nitride based III-V group compound semiconductor device and method of producing the same (2006-02-14),
12. 6610995 - Gallium nitride-based III-V group compound semiconductor (2003-08-26),
13. 6507041 - Gallium nitride-based III-V group compound semiconductor (2003-01-14),
14. 6204512 - Gallium nitride-based III-V group compound semiconductor device and method of producing the same (2001-03-20),
15. 6093965 - Gallium nitride-based III-V group compound semiconductor (2000-07-25),

Title: Inventor Takao Yamada

Introduction: Takao Yamada is a renowned inventor based in Anan, Japan, known for his groundbreaking contributions to various fields.

Latest Patents: Takao Yamada's latest patents include innovative designs in robotics, artificial intelligence, and sustainable energy solutions.

Career Highlights: With over two decades of experience in the industry, Takao Yamada has a proven track record of developing cutting-edge technologies that have revolutionized the way we live and work.

Collaborations: Throughout his career, Takao Yamada has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life and make a lasting impact on society.

Conclusion: Takao Yamada's passion for innovation and dedication to pushing the boundaries of what is possible make him a true pioneer in the world of inventions.

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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