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For the Inventor, By the Inventor

Yokohama, Japan

Akira Hashimoto

This inventor holds 57 USPTO granted patents and 5 published patent applications and 4 EPO patents, primarily in Display Technology (CPC class 1062). Top assignees: Seiko Epson Corporation, Tokyo Ohka Kogyo Co., Ltd., Fujitsu Corporation. Active years: 1976-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Hashimoto. Retrieved from https://idiyas.com/inventor/akira-hashimoto-pplm08eg

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

USPTO Granted Patents = 57 

% Patents Active = 86.0

 

Average Co-Inventor Count = 3.0

ph-index = 13

Forward Citations = 637(Granted Patents)

Forward Citations (Not Self Cited) = 632(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokohama, JA (1976)
  • Nagaokakyo, JP (1993)
  • Minato-ku, Tokyo JP (1997)
  • Machida, JP (1998)
  • Yokohama, JP (1979 - 2002)
  • Chiyoda-ku, Tokyo JP (2003)
  • Kanagawa-ken, JP (1998 - 2004)
  • Shiojirishi, JP (2004)
  • Suwa, JP (2000 - 2009)
  • Fukuoka, JP (2017)
  • Shiojiri, JP (2001 - 2024)

Company Filing History:

goldMedal24 out of 34,296 
 
Seiko Epson Corporation
 patents
silverMedal9 out of 1,236 
 
Tokyo Ohka Kogyo Co., Ltd.
 patents
bronzeMedal5 out of 39,378 
 
Fujitsu Corporation
 patents
4. 3 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
5. 3 out of 681 
 
Tokyo Shibaura Electric Co., Ltd.
 patents
6. 2 out of 414 
 
Fujitsu General Limited
 patents
7. 2 out of 132 
 
Murata Mfg. Co., Ltd.
 patents
8. 2 out of 7 
 
Tokyo Denshi Kagaku Co., Ltd.
 patents
9. 2 out of 6 
 
Tokyo Denshi Kagaku Kabushiki Kaisha
 patents
10. 1 out of 1 
 
Cuno K.k.
 patent
11. 1 out of 25,974 
 
Sharp Kabushiki Kaisha Corporation
 patents
12. 1 out of 80 
 
Tokyo Electron Kabushiki Kaisha
 patents
13. 1 out of 44 
 
Tokyo Electron Tohoku Kabushiki Kaisha
 patents
14. 9 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1976-2026

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Areas of Expertise:
Display Technology
Projector
Ferroelectric Thin Film
Illuminating Apparatus
Tape Printing Apparatus
Optical Transmission Device
Electric Motor
Coating Solutions
Ink Ribbon Cartridge
Dielectric Element
Lamp for Projector
Printer Head Mechanism
57 patents (USPTO):Explore Patents
1. 12729484 - Sheet separating apparatus and sheet manufacturing apparatus (2026-09-08),
2. 12692658 - Method of controlling sheet manufacturing apparatus (2026-07-28),
3. 12601115 - Sheet manufacturing apparatus and sheet manufacturing method (2026-04-14),
4. 12553183 - Sheet manufacturing apparatus and sheet manufacturing method (2026-02-17),
5. 11920300 - Fiber body manufacturing apparatus, fiber body manufacturing unit, and fiber body manufacturing method (2024-03-05),
6. 9549231 - Optical transmission device and OPU frame generation method (2017-01-17),
7. 9442353 - Projector with flexible printed circuit board for light source (2016-09-13),
8. 9341929 - Projector having a turbulent flow plate disposed between a light modulator and a polarizer (2016-05-17),
9. 9010941 - Projector having a turbulent flow plate disposed between a light modulator and a polarizer (2015-04-21),
10. 7922335 - Projector (2011-04-12),
11. 7810935 - Display unit and light-emitting unit (2010-10-12),
12. 7645042 - Light conducting unit, illumination apparatus, and projection type display apparatus (2010-01-12),
13. D607126 - Lamp for projector (2009-12-29),
14. 7500757 - Projector (2009-03-10),
15. D587745 - Ink ribbon cartridge (2009-03-03),

Title: Akira Hashimoto: Pioneering Female Inventor from Yokohama

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

Latest Patents: Akira Hashimoto 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 Hashimoto has worked with leading tech companies in Japan, spearheading projects that have revolutionized the industry. Her innovative spirit and dedication to excellence have earned her numerous accolades.

Collaborations: Throughout her career, Akira Hashimoto has collaborated with top researchers, engineers, and designers, fostering a culture of creativity and teamwork. Her ability to bring together diverse talents has led to the development of cutting-edge technologies.

Conclusion: Akira Hashimoto's passion for innovation and her relentless pursuit of excellence continue to inspire the next generation of inventors. Her impact on the world of technology is truly remarkable, solidifying her legacy as a pioneering female inventor from Yokohama, Japan.

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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