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For the Inventor, By the Inventor

Minamiashigara, Japan

Hirofumi Katsura

This inventor holds 18 USPTO granted patents and 2 EPO patents. Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation, Fuji Photo Optical Co., Ltd.. Active years: 1997-2021.

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

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

USPTO Granted Patents = 18

% Patents Active = 77.8


Average Co-Inventor Count = 2.0

ph-index = 5

Forward Citations = 110(Granted Patents)


Location History:

  • Kanagawa-Ken, JP (2002)
  • Kanagawa, JP (1997 - 2003)
  • Minami-Ashigara, JP (2003 - 2008)
  • Tokyo, JP (2020 - 2021)

Company Filing History:

goldMedal14 out of 16,458 
 
Fuji Photo Film Company, Limited
 patents
silverMedal4 out of 16,949 
 
Fujifilm Corporation
 patents
bronzeMedal3 out of 1,279 
 
Fuji Photo Optical Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1997-2021

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18 patents (USPTO):Explore Patents
1. 10900813 - Encoder signal processing device, printer, printer-equipped imaging apparatus, and encoder signal processing method (2021-01-26),
2. 10766274 - Printer, printer-equipped imaging apparatus, and printing control method (2020-09-08),
3. 7343090 - Lens-fitted photo film unit (2008-03-11),
4. 7336893 - Lens-fitted photographic film unit (2008-02-26),
5. 6636700 - Flash device, lens-fitted photo film unit, camera, light measuring device, and method of producing lens-fitted photo film unit (2003-10-21),
6. 6597865 - Film unit with waterproof lens and waterproof ring (2003-07-22),
7. 6397011 - Camera with automatic stop change device (2002-05-28),
8. 6356711 - Lens-fitted photo film unit and sprocket wheel for the same (2002-03-12),
9. 6343186 - Lens-fitted film unit (2002-01-29),
10. 6094543 - Lens-fitted photo film unit and sprocket wheel for the same (2000-07-25),
11. 5918082 - Sprocket wheel and lens-fitted photo film unit with the same (1999-06-29),
12. 5875366 - Sprocket wheel and photo film advancing device (1999-02-23),
13. 5815757 - Adjustable taking lens assembly (1998-09-29),
14. 5790900 - Photo film, photo film advancing device and lens-fitted photo film unit (1998-08-04),
15. 5721995 - Lens-fitted photographic film unit having shutter with connection lever (1998-02-24),

Title: Inventor Hirofumi Katsura: Pioneering Innovations in Minami-ashigara

Introduction: Hirofumi Katsura is a renowned inventor hailing from Minami-ashigara, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hirofumi Katsura holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Katsura has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Hirofumi Katsura has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Hirofumi Katsura's dedication to pushing the boundaries of technology and his passion for creating solutions to complex problems make him a true visionary in the world of inventions.

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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