logo

For the Inventor, By the Inventor

Shizuoka, Japan

Hiroshi Yamamoto

This inventor holds 105 USPTO granted patents and 8 published patent applications and 11 EPO patents, primarily in Inkjet Technology (CPC class 350429). Top assignees: Yazaki Corporation, Canon Kabushiki Kaisha, Fujifilm Corporation. Active years: 1984-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamamoto. Retrieved from https://idiyas.com/inventor/hiroshi-yamamoto-watvyw27

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

Calculating rank
USPTO Granted Patents = 105 

% Patents Active = 77.1

 

Average Co-Inventor Count = 2.0

ph-index = 16

Forward Citations = 900(Granted Patents)

Forward Citations (Not Self Cited) = 884(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Nagahama, JP (1993 - 1994)
    • Haibara-gun, JP (1996)
    • Shimizu, JP (1996)
    • Yokohana, JP (1999)
    • Shizuoka-ken, JP (1996 - 2006)
    • Minami-ashigara, JP (1998 - 2008)
    • Fujinomiya, JP (2010)
    • Ebina, JP (2011)
    • Odawara, JP (2013)
    • Kanagawa, JP (1984 - 2018)
    • Utsunomiya, JP (1992 - 2019)
    • Shizuoka, JP (1985 - 2021)
    • Ageo, JP (2019 - 2022)

    Company Filing History:

    goldMedal34 out of 8,397 
     
    Yazaki Corporation
     patents
    silverMedal24 out of 93,136 
     
    Canon Kabushiki Kaisha
     patents
    bronzeMedal14 out of 16,996 
     
    Fujifilm Corporation
     patents
    4. 6 out of 11,665 
     
    Fuji Xerox Co., Ltd.
     patents
    5. 5 out of 16,458 
     
    Fuji Photo Film Company, Limited
     patents
    6. 3 out of 2,310 
     
    Koito Manufacturing Company, Ltd.
     patents
    7. 3 out of 2,467 
     
    Nec Electronics Corporation
     patents
    8. 3 out of 161 
     
    Nitto Chemical Industry Co., Ltd.
     patents
    9. 3 out of 58,148 
     
    Sony Corporation
     patents
    10. 2 out of 1,953 
     
    Ajinomoto Co., Ltd.
     patents
    11. 2 out of 172 
     
    Kabushiki Kaisha F. C. C.
     patents
    12. 1 out of 318 
     
    Canon Denshi Kabushiki Kaisha
     patents
    13. 1 out of 29 
     
    Canon Seiki Kabushiki Kaisha
     patents
    14. 1 out of 244 
     
    Jsp Corporation
     patents
    15. 1 out of 665 
     
    Lintec Corporation
     patents
    16. 1 out of 4 
     
    Meiji University Legal Person
     patents
    17. 1 out of 485 
     
    Micromotion Gmbh
     patents
    18. 1 out of 13,420 
     
    Nissan Motor Company Limited
     patents
    19. 1 out of 2,429 
     
    Terumo Kabushiki Kaisha
     patents
    20. 1 out of 4,359 
     
    Yamaha Hatsudoki Kabushiki Kaisha
     patents
    where one patent can have more than one assignee

    Years Active: 1984-2025

    Loading Chart...
    Loading Chart...
    Areas of Expertise:
    Ink Composition
    Image Recording
    Inkjet Ink
    Light Source Apparatus
    Platelet Separator
    Fatty Liver Evaluation
    Semiconductor Device
    Magnetic Recording
    Recording Material
    Electrophotographic
    Aqueous Pigment Dispersion
    Joint Component Manufacturing
    105 patents (USPTO):Explore Patents
    1. 12209191 - Ink composition for performing printing on impermeable base material and image recording method (2025-01-28),
    2. 12159718 - Method for evaluating pancreatic cancer, pancreatic cancer evaluating apparatus, pancreatic cancer evaluating method, pancreatic cancer evaluating program product, pancreatic cancer evaluating system and information communication terminal apparatus (2024-12-03),
    3. 12122924 - Inkjet ink composition and image recording method (2024-10-22),
    4. 11418763 - Light source apparatus and image projection apparatus (2022-08-16),
    5. 11194240 - Light source apparatus and projection type display apparatus using the same (2021-12-07),
    6. 11110211 - Platelet separator, platelet recovery device, platelet collection system, and platelet collection method (2021-09-07),
    7. 10904497 - Image projection apparatus, its control method, and storage medium (2021-01-26),
    8. 10730096 - Joint component manufacturing method (2020-08-04),
    9. 10632516 - Joint component manufacturing method (2020-04-28),
    10. 10527918 - Image projection apparatus, control method, and storage medium (2020-01-07),
    11. 10365251 - Apparatus with laser controlling unit which decreases a time difference between subsequently pulsed lasers (2019-07-30),
    12. 10303043 - Image projection apparatus (2019-05-28),
    13. 9971866 - Method of evaluating fatty liver related disease, fatty liver related disease-evaluating apparatus, fatty liver related disease-evaluating method, fatty liver related disease-evaluating program product, fatty liver related disease-evaluating system, information communication terminal apparatus, and method of searching for prophylactic/ameliorating substance for fatty liver related disease (2018-05-15),
    14. 9133357 - White ink composition, ink set for forming multiple layers, image forming method and printed matter (2015-09-15),
    15. 8641785 - Aqueous pigment dispersion and aqueous ink for inkjet recording (2014-02-04),

    Title: Inventor Hiroshi Yamamoto

    Introduction: Hiroshi Yamamoto is a renowned inventor based in Shizuoka, Japan, known for his groundbreaking contributions to various technological fields.

    Latest Patents: Hiroshi Yamamoto holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

    Career Highlights: With over two decades of experience in the industry, Hiroshi Yamamoto has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized the way we approach complex challenges.

    Collaborations: Throughout his career, Hiroshi Yamamoto has collaborated with top companies and inventors worldwide, fostering a culture of creativity and excellence in the pursuit of technological advancement.

    Conclusion: Hiroshi Yamamoto's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

    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]
    Loading…