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For the Inventor, By the Inventor

Tatsuno-cho, Japan

Hidefumi Sakata

USPTO Granted Patents = 52 

 

Average Co-Inventor Count = 1.9

ph-index = 10

Forward Citations = 324(Granted Patents)

Forward Citations (Not Self Cited) = 316(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Tatsuno, JP (2003)
  • Suwa, JP (1995 - 2004)
  • Nagano-ken, JP (2006 - 2007)
  • Tatsuno-cho, JP (2005 - 2016)
  • Kamiina-Gun Tatsuno-Machi, JP (2021)
  • Kamiina-gun, JP (2020 - 2022)
  • Tatsuno-machi, JP (2016 - 2023)
  • Azumino, JP (2023)

Company Filing History:

goldMedal50 out of 33,404 
 
Seiko Epson Corporation
 patents
silverMedal1 out of 1 
 
Seiki Epson Corporation
 patent
bronzeMedal1 out of 9 
 
Seiko Epson Corportation
 patents

Years Active: 1995-2025

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52 patents (USPTO):
1. 12461436 - Projector (2025-11-04),
2. 12393111 - Light source device and projector (2025-08-19),
3. 11815796 - Light source apparatus and projector (2023-11-14),
4. 11669006 - Light guiding unit, light source apparatus, and projector (2023-06-06),
5. 11347141 - Light source device and projector (2022-05-31),
6. 11323670 - Light emitting apparatus and projector (2022-05-03),
7. 11287729 - Light source device and projector (2022-03-29),
8. 11187970 - Light source apparatus having side by side light guide and wavelength converter (2021-11-30),
9. 11181814 - Light source device and projector (2021-11-23),
10. 11175574 - Light source apparatus and projector (2021-11-16),
11. 11150548 - Light source apparatus and projector (2021-10-19),
12. 11101415 - Light source apparatus and projector (2021-08-24),
13. 11079666 - Light source device and projector (2021-08-03),
14. 11022869 - Light source apparatus and projector (2021-06-01),
15. 10957828 - Light source apparatus and projector (2021-03-23),

Title: The Innovative Journey of Hidefumi Sakata

Introduction: Hidefumi Sakata, a talented inventor hailing from Tatsuno-cho, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Hidefumi Sakata's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power generation and energy storage solutions.

Career Highlights: With a career spanning over two decades, Hidefumi Sakata has worked tirelessly to develop cutting-edge solutions for sustainable energy production. His work has been recognized globally for its impact on the environment and the future of energy.

Collaborations: Throughout his career, Hidefumi Sakata has collaborated with leading research institutions and universities to further his research and bring his inventions to life. His partnerships have been instrumental in pushing the boundaries of innovation in the renewable energy sector.

Conclusion: Hidefumi Sakata's passion for innovation and commitment to creating a more sustainable future have solidified his place as a pioneering inventor in the field of renewable energy. His work continues to inspire and drive progress in the industry.

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