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For the Inventor, By the Inventor

Nagoya, Japan

Hiroshi Amano

This inventor holds 40 USPTO granted patents and 2 EPO patents, primarily in Nitride Semiconductors. Top assignees: Toyoda Gosei Co., Ltd., National University Corporation Tokai National Higher Education and Research System, Meijo University. Active years: 1996-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Amano. Retrieved from https://idiyas.com/inventor/hiroshi-amano-ah5g7xj4

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

Calculating rank
USPTO Granted Patents = 40

% Patents Active = 80.0


Average Co-Inventor Count = 4.4

ph-index = 8

Forward Citations = 303(Granted Patents)


Location History:

  • Aichi-ken, JP (1997 - 2002)
  • Meito-ku, Nagoya-shi, Aichi, JP (2005)
  • Nagoya-shi, Aichi, JP (2010)
  • Kiyosu, JP (2015 - 2017)
  • Nagoya, JP (1996 - 2024)

Company Filing History:

goldMedal12 out of 3,086 
 
Toyoda Gosei Co., Ltd.
 patents
silverMedal8 out of 130 
 
National University Corporation Tokai National Higher Education and Research System
 patents
bronzeMedal5 out of 48 
 
Meijo University
 patents
4. 4 out of 371 
 
Nagoya University
 patents
5. 3 out of 1,001 
 
Asahi Kasei Kabushiki Kaisha
 patents
6. 2 out of 3,143 
 
Hamamatsu-Photonics K.k.
 patents
7. 2 out of 6 
 
Katagiri Engineering Co., Ltd.
 patents
8. 2 out of 10 
 
Nu Eco Engineering Co., Ltd.
 patents
9. 2 out of 2,861 
 
Pioneer Electronic Corporation
 patents
10. 2 out of 10,652 
 
Sumitomo Electric Industries, Limited
 patents
11. 1 out of 1 
 
Hiroshi Amano
 patent
12. 1 out of 2,283 
 
Idemitsu Kosan Company, Limited
 patents
13. 1 out of 1 
 
Isamu Akasaki
 patent
14. 1 out of 1 
 
Kazumasa Hiramatsu
 patent
15. 1 out of 6,938 
 
Kyocera Corporation
 patents
16. 1 out of 71 
 
Kyoto Institute of Technology
 patents
17. 1 out of 133 
 
Lumileds Lighting U.s., LLC
 patents
18. 1 out of 66 
 
Pioneer Electric Corporation
 patents
19. 1 out of 256 
 
Research Development Corporation of Japan
 patents
20. 1 out of 1,961 
 
Showa Denko K.k.
 patents
21. 1 out of 531 
 
Tokuyama Corporation
 patents
22. 1 out of 1 
 
Uv Craftory Co., Ltd.
 patent
23. 6 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2026

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Areas of Expertise:
Laser Diode
Light Emitting Device
Vapor Phase Epitaxy
Group III Nitride
Semiconductor Fabrication
Optical Device
AlGaN Substrate
Nitride Semiconductor Wafer
Semiconductor Device
Molecular Beam Epitaxy
Ultraviolet Laser Diode
Sapphireless Nitride
40 patents (USPTO):Explore Patents
1. 12531395 - Laser diode (2026-01-20),
2. 12472587 - Laser processing method, semiconductor member manufacturing method, and laser processing device (2025-11-18),
3. 12439742 - Light emitting device with electrode having specified molar ratio of magnesium to zinc (2025-10-07),
4. 12194570 - Laser processing method, semiconductor member manufacturing method, and laser processing device (2025-01-14),
5. 12126141 - Method of producing ultraviolet laser diode, and ultraviolet laser diode (2024-10-22),
6. 12009206 - Vapor phase epitaxial growth device (2024-06-11),
7. 11909172 - Method for manufacturing optical device and optical device (2024-02-20),
8. 11869767 - Gallium nitride vapor phase epitaxy apparatus used in vapor phase epitaxy not using organic metal as a gallium raw material and manufacturing method therefor (2024-01-09),
9. 11591717 - Vapor phase epitaxial growth device (2023-02-28),
10. 11371165 - Vapor phase epitaxial growth device (2022-06-28),
11. 10577719 - Radical generator and molecular beam epitaxy apparatus (2020-03-03),
12. 9837494 - Production method for group III nitride semiconductor and group III nitride semiconductor (2017-12-05),
13. 9447518 - Radical generator and molecular beam epitaxy apparatus (2016-09-20),
14. 9214339 - Method for producing group III nitride semiconductor (2015-12-15),
15. 9209021 - Method for producing Group III nitride semiconductor and Group III nitride semiconductor (2015-12-08),

Title: The Innovative Journey of Hiroshi Amano

Introduction: Hiroshi Amano, a distinguished inventor hailing from Nagoya, Japan, has made significant contributions to the field of innovations and inventions, particularly in the realm of technology and materials science.

Latest Patents: Hiroshi Amano holds several patents in the areas of semiconductor technology, optoelectronics, and energy-efficient lighting solutions. His recent patents focus on advancements in LED technology and novel semiconductor materials.

Career Highlights: Amano's illustrious career includes groundbreaking research on gallium nitride (GaN) materials, which led to the development of blue light-emitting diodes (LEDs). This pioneering work revolutionized the lighting industry, paving the way for energy-efficient and environmentally friendly lighting solutions.

Collaborations: Throughout his career, Hiroshi Amano has collaborated with leading research institutions, universities, and technology companies worldwide. His partnerships have been instrumental in driving innovation and pushing the boundaries of semiconductor technology.

Conclusion: Hiroshi Amano's relentless pursuit of innovation and his groundbreaking contributions to the field of materials science and technology have solidified his position as a visionary inventor. His work continues to inspire future generations of inventors and researchers 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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