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For the Inventor, By the Inventor

Hamamatsu, Japan

Hirofumi Kan

This inventor holds 58 USPTO granted patents and 2 published patent applications and 5 EPO patents, primarily in Semiconductor Lasers (CPC class H01S). Top assignees: Hamamatsu-Photonics K.k., Osaka University, Hamamatsu Photonics Kabushiki Kaisha. Active years: 1989-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Kan. Retrieved from https://idiyas.com/inventor/hirofumi-kan

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 = 39.7

 

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 174(Granted Patents)

Forward Citations (Not Self Cited) = 165(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Shizuoka, JP (1989 - 2019)
  • Hamamatsu, JP (1999 - 2019)

Company Filing History:

goldMedal53 out of 3,133 
 
Hamamatsu-Photonics K.k.
 patents
silverMedal5 out of 1,041 
 
Osaka University
 patents
bronzeMedal4 out of 134 
 
Hamamatsu Photonics Kabushiki Kaisha
 patents
4. 2 out of 38,837 
 
Toyota Jidosha Kabushiki Kaisha
 patents
5. 1 out of 11 
 
Institute for Laser Technology
 patents
6. 1 out of 215 
 
Kirin Beer Kabushiki Kaisha
 patents
7. 1 out of 11 
 
National Institutes of Natural Sciences
 patents
8. 1 out of 64 
 
Tokai University Educational System
 patents
9. 3 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989-2019

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Areas of Expertise:
Semiconductor Laser Device
Nuclear Fusion
Neutron Detection
Laser Fusion
Optical Amplifier
Solid-State Laser
Plasma Shutter
Scintillator
Laser Module
Heat Sink
Silicon Device
Photocathode
58 patents (USPTO):Explore Patents
1. 10206272 - Method for manufacturing tracer-encapsulated solid pellet for magnetic-confinement fusion (2019-02-12),
2. 10166086 - Dental therapy apparatus (2019-01-01),
3. 9953729 - Radiation generating apparatus and radiation generating method (2018-04-24),
4. 9882354 - Semiconductor laser device (2018-01-30),
5. 9805829 - Laser fusion device and nuclear fusion generating method (2017-10-31),
6. 9672944 - Method of determining nuclear fusion irradiation coordinates, device for determining nuclear fusion irradiation coordinates, and nuclear fusion device (2017-06-06),
7. 9363882 - Neutron generation target, device, and method (2016-06-07),
8. 9230694 - Method of determining nuclear fusion irradiation coordinates, device for determining nuclear fusion irradiation coordinates, and nuclear fusion device (2016-01-05),
9. 8879592 - Semiconductor laser device (2014-11-04),
10. 8755103 - Plasma shutter forming apparatus and forming method (2014-06-17),
11. 8675702 - Laser module (2014-03-18),
12. 8477824 - Semiconductor laser apparatus having collimator lens and path rotator (2013-07-02),
13. 8405034 - Scintillator for neutron detection and neutron measurement device (2013-03-26),
14. 8284345 - Silicon light-emitting element (2012-10-09),
15. 8110836 - Semiconductor device (2012-02-07),

Title: The Innovative Journey of Hirofumi Kan

Introduction: Hirofumi Kan, a talented inventor hailing from Hamamatsu, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Hirofumi Kan's latest patents include a cutting-edge robotic arm design that revolutionizes industrial automation, a smart home device for energy efficiency, and a medical device for remote patient monitoring.

Career Highlights: With over two decades of experience in the tech industry, Hirofumi Kan has worked for leading companies such as Sony and Toshiba, where he spearheaded research and development projects that have resulted in numerous successful products.

Collaborations: Throughout his career, Hirofumi Kan has collaborated with top engineers, designers, and researchers from prestigious universities and research institutions in Japan, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hirofumi Kan's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future of technology 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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