Tokyo, Japan

Hiroshi Yamamoto

This inventor holds 104 USPTO granted patents and 21 published patent applications and 20 EPO patents, primarily in Optical Communication (CPC class H04B10-61). Top assignees: Tdk Corporation, Asahi Kogaku Kogyo Kabushiki Kaisha, Dai Nippon Printing Co., Ltd.. Active years: 1984-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamamoto. Retrieved from https://idiyas.com/inventor/hiroshi-yamamoto-7oflhzbm

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

Calculating rank
USPTO Granted Patents = 104 

% Patents Active = 83.7

 

Average Co-Inventor Count = 2.2

ph-index = 17

Forward Citations = 1,120(Granted Patents)

Forward Citations (Not Self Cited) = 1,108(Dec 10, 2025)


Inventors with similar research interests:


    Company Filing History:

    goldMedal12 out of 8,282 
     
    Tdk Corporation
     patents
    silverMedal9 out of 3,132 
     
    Asahi Kogaku Kogyo Kabushiki Kaisha
     patents
    bronzeMedal7 out of 3,208 
     
    Dai Nippon Printing Co., Ltd.
     patents
    4. 7 out of 1,799 
     
    Sony Computer Entertainment Inc.
     patents
    5. 6 out of 8 
     
    Bitkey Inc.
     patents
    6. 5 out of 1,256 
     
    Kawasaki Steel Corporation
     patents
    7. 5 out of 98 
     
    Oclaro Japan, Inc.
     patents
    8. 4 out of 2,208 
     
    Fuji Jukogyo Kabushiki Kaisha
     patents
    9. 4 out of 42,752 
     
    Hitachi, Ltd.
     patents
    10. 4 out of 21,351 
     
    Mitsubishi Denki Kabushiki Kaisha
     patents
    11. 4 out of 36,770 
     
    Nec Corporation
     patents
    12. 4 out of 4,304 
     
    Sony Group Corporation
     patents
    13. 3 out of 507 
     
    Akebono Brake Industry Co., Ltd.
     patents
    14. 3 out of 67 
     
    Lumentum Japan, Inc.
     patents
    15. 3 out of 58,150 
     
    Sony Corporation
     patents
    16. 2 out of 1,954 
     
    Ajinomoto Co., Ltd.
     patents
    17. 2 out of 105 
     
    Kawasaki Microelectronics, Inc.
     patents
    18. 2 out of 362 
     
    Keio University
     patents
    19. 2 out of 2 
     
    Leisure Create Co., Ltd.
     patents
    20. 2 out of 16,668 
     
    Mitsubishi Electric Corporation
     patents
    21. 2 out of 2 
     
    Newgin Co., Ltd.
     patents
    22. 2 out of 5,300 
     
    Nippon Telegraph and Telephone Corporation
     patents
    23. 2 out of 6 
     
    Nitto Jushi Kogyo Co., Ltd.
     patents
    24. 2 out of 3,957 
     
    Nitto-Denko Corporation
     patents
    25. 1 out of 2,560 
     
    Asahi Glass Company, Limited
     patents
    26. 1 out of 1 
     
    Freeze Food Development Co., Ltd.
     patent
    27. 1 out of 1 
     
    Horoshi Yamamoto
     patent
    28. 1 out of 1,329 
     
    Japan Science and Technology Agency
     patents
    29. 1 out of 702 
     
    Lapis Semiconductor Co., Ltd.
     patents
    30. 1 out of 518 
     
    Magnachip Semiconductor, Inc.
     patents
    31. 1 out of 4 
     
    Meiji University Legal Person
     patents
    32. 1 out of 3 
     
    Mg Company Ltd.
     patents
    33. 1 out of 196 
     
    Nec C Orporation
     patents
    34. 1 out of 13,420 
     
    Nissan Motor Company Limited
     patents
    35. 1 out of 1,056 
     
    Pentax Corporation
     patents
    36. 1 out of 733 
     
    Sony Mobile Communications Inc.
     patents
    37. 1 out of 6 
     
    Tamurakaken Corporation
     patents
    38. 1 out of 2,887 
     
    Victor Company of Japan, Limited
     patents
    39. 1 out of 180 
     
    Yamatake Corporation
     patents
    40. 1 out of 834,659 
    Other
     patents
    where one patent can have more than one assignee

    Years Active: 1984-2026

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    Areas of Expertise:
    Optical Transmission
    Image Processing
    Utilization Management
    Optical Module
    Friction Material
    Liquid Crystal Display
    Semiconductor Device
    Desalinization Device
    Rail Car Air-Conditioning
    Plastic Optical Fiber
    Light Guide Plate
    Waterproofing Structure
    104 patents (USPTO):Explore Patents

    Title: Hiroshi Yamamoto: Tokyo's Innovation Icon with 641 Patents

    Introduction:

    In the bustling city of Tokyo, there resides an exceptional innovator and inventor named Hiroshi Yamamoto. With an impressive number of 641 patents, Yamamoto's contributions to the field of technology have undoubtedly shaped the landscape of innovation. His latest patents, focusing on optical modules and image processing devices, highlight his expertise and groundbreaking ideas. Let's delve into the achievements and professional journey of this remarkable individual.

    Hiroshi Yamamoto's Latest Patents:

    One of Yamamoto's recent patents involves the development of an optical module. This module contains an integrated semiconductor laser and optical modulator, optimizing the performance and efficiency of optical semiconductor devices. The patent also introduces novel concepts such as bypass capacitors, dielectric substrates, and conductor patterns, showcasing Yamamoto's ability to think beyond conventional solutions and push technological boundaries.

    Apart from optical modules, Yamamoto has also been working on image processing technology. His patent in this area focuses on shake information adjustment processing to enhance the quality of moving images. By adjusting and modifying shake information, Yamamoto's invention allows for the correction and improvement of images captured under shaky conditions. This innovation has the potential to revolutionize the field of digital imaging.

    Work Experience and Collaborations:

    Hiroshi Yamamoto's expertise has been honed through his association with esteemed companies in the technology industry. He has worked at CANON KABUSHIKI KAISHA, a global leader in imaging and optical product development. His tenure at CANON provided him with valuable insights into the industry and enabled him to contribute significantly to their innovation initiatives.

    Yamamoto has also collaborated with Lumentum Japan, Inc., an organization renowned for its advancements in optical and photonic technologies. This collaboration further reinforces his expertise in the field and signifies his dedication to pushing the boundaries of what is possible through innovation.

    Notable Colleagues:

    Throughout his career, Hiroshi Yamamoto has had the privilege of working with accomplished individuals in the technology field. Among his notable colleagues are Hiroshi Kanno and Daisuke Noguchi. Their expertise and collaboration have likely contributed to the success of various projects and the issuance of numerous patents.

    Conclusion:

    Hiroshi Yamamoto's remarkable journey as an inventor and innovator in Tokyo has been marked by his extensive patent portfolio. With over 641 patents to his name, Yamamoto's contributions to optical technologies and image processing have undoubtedly left an indelible mark on the industry. As a visionary and collaborator, Yamamoto's work continues to inspire and shape the future of innovation in Japan and beyond.

    (Note: The information provided in this article is based on the given data and does not necessarily reflect the latest updates on Hiroshi Yamamoto or his work.)

    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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