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For the Inventor, By the Inventor

Aichi, Japan

Akira Hirano

This inventor holds 58 USPTO granted patents and 3 published patent applications and 9 EPO patents, primarily in Nitride Semiconductors (CPC class H01L). Top assignees: Soko Kagaku Co., Ltd., Asahi Glass Company, Limited, Nec Corporation. Active years: 1979-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Hirano. Retrieved from https://idiyas.com/inventor/akira-hirano

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

USPTO Granted Patents = 58 

% Patents Active = 96.6

 

Average Co-Inventor Count = 2.5

ph-index = 15

Forward Citations = 528(Granted Patents)

Forward Citations (Not Self Cited) = 515(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Shin-Karasuma-Kashiramachi, Kamigyoku, Kyoto City, Kyoto, JP (1979)
  • Yokohama, JP (1991 - 1993)
  • Hyogo, JP (1992 - 1994)
  • Hyogo-ken, JP (1999 - 2005)
  • Nishinomiya, JP (2005)
  • Ikoma, JP (2008)
  • Kanagawa, JP (2001 - 2013)
  • Aichi, JP (2014 - 2022)
  • Tokyo, JP (1984 - 2023)

Company Filing History:

goldMedal20 out of 23 
 
Soko Kagaku Co., Ltd.
 patents
silverMedal8 out of 2,560 
 
Asahi Glass Company, Limited
 patents
bronzeMedal8 out of 36,676 
 
Nec Corporation
 patents
4. 7 out of 353 
 
Osaka Gas Company Limited
 patents
5. 6 out of 1,147 
 
Agc Inc.
 patents
6. 5 out of 362 
 
Nikkiso Company Limited
 patents
7. 4 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
8. 3 out of 4 
 
Liquid Gas Co., Ltd.
 patents
9. 2 out of 1,038 
 
Nippon Electric Co., Ltd.
 patents
10. 1 out of 1 
 
Soko Kagau Co., Ltd.
 patent
11. 1 out of 1 
 
Suzuki Yushi Industrial Co., Ltd.
 patent
12. 1 out of 1 
 
Uv Craftory Co., Ltd.
 patent
13. 2 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1979-2025

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Areas of Expertise:
Nitride Semiconductor
Ultraviolet Light-Emitting
Light-Emitting Device
Manufacturing Method
Template
Epitaxial Growth
Optical Sensor
Electrophotographic
Fluid Flow Measurement
Organic Thin Film
Colored Film
Glass Products
58 patents (USPTO):Explore Patents
1. 12446368 - Nitride semiconductor ultraviolet light-emitting element (2025-10-14),
2. 12419142 - Nitride semiconductor ultraviolet light emitting element (2025-09-16),
3. 12419139 - Nitride semiconductor ultraviolet light-emitting element and production method therefor (2025-09-16),
4. 12328974 - Nitride semiconductor ultraviolet light-emitting element and manufacturing method thereof (2025-06-10),
5. 12324279 - Nitride semiconductor ultraviolet light-emitting element (2025-06-03),
6. 11731900 - Glass and laminated glass (2023-08-22),
7. 11217726 - Nitride semiconductor ultraviolet light-emitting element (2022-01-04),
8. 11165002 - Light-emitting device (2021-11-02),
9. 11152543 - Nitride semiconductor light-emitting element (2021-10-19),
10. 11107961 - Ultraviolet light-emitting device, method for manufacturing ultraviolet light-emitting device and method for manufacturing ultraviolet light-emitting module (2021-08-31),
11. 11049999 - Template, nitride semiconductor ultraviolet light-emitting element, and method of manufacturing template (2021-06-29),
12. 10643849 - Manufacturing method of nitride semiconductor ultraviolet light emitting element, and nitride semiconductor ultraviolet light emitting element (2020-05-05),
13. 10505087 - Method for manufacturing nitride semiconductor ultraviolet light-emitting element and nitride semiconductor ultraviolet light-emitting element (2019-12-10),
14. 10412829 - Nitride semiconductor light-emitting element base and manufacturing method thereof (2019-09-10),
15. 10396244 - Nitride semiconductor light emitting element (2019-08-27),

Title: Akira Hirano - Pioneering Female Inventor from Aichi, Japan

Introduction: Akira Hirano is a trailblazing inventor hailing from Aichi, Japan, known for her groundbreaking contributions to the field of technology and innovation.

Latest Patents: Akira Hirano holds several patents in the areas of robotics, artificial intelligence, and sustainable energy solutions, showcasing her versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Akira Hirano has worked with top research institutions and universities to develop cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout her career, Akira Hirano has collaborated with leading companies in Japan and internationally, fostering innovation and driving progress in the global tech landscape.

Conclusion: Akira Hirano's dedication to innovation, coupled with her passion for creating a sustainable future through technology, solidifies her position as a prominent figure in the world of inventors and visionaries.

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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