Tokyo, Japan

Osamu Shimizu

This inventor holds 93 USPTO granted patents and 3 published patent applications and 3 EPO patents, primarily in Wireless Power Transfer (CPC class 360126). Top assignees: Fuji Photo Film Company, Limited, Dai Nippon Printing Co., Ltd., Sony Corporation. Active years: 1986-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Shimizu. Retrieved from https://idiyas.com/inventor/osamu-shimizu

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

USPTO Granted Patents = 93 

% Patents Active = 81.7

 

Average Co-Inventor Count = 2.5

ph-index = 13

Forward Citations = 438(Granted Patents)

Forward Citations (Not Self Cited) = 423(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Shizuoka-ken, JP (2000)
    • Ebina, JP (2000)
    • Kanagawa-ken, JP (1996 - 2001)
    • Kawasaki, JP (1997 - 2004)
    • Shizuoka, JP (2000 - 2005)
    • Gunma, JP (2005)
    • Tano-gun, JP (2007)
    • Yokohama, JP (1989 - 2010)
    • Fujioka, JP (2016)
    • Minami-ashigara, JP (1992 - 2018)
    • Kanagawa, JP (1986 - 2019)
    • Tokyo, JP (1987 - 2024)

    Company Filing History:

    goldMedal25 out of 16,458 
     
    Fuji Photo Film Company, Limited
     patents
    silverMedal14 out of 3,208 
     
    Dai Nippon Printing Co., Ltd.
     patents
    bronzeMedal9 out of 58,145 
     
    Sony Corporation
     patents
    4. 7 out of 393 
     
    Mitsubishi Pencil Company, Limited
     patents
    5. 7 out of 1,355 
     
    The University of Tokyo
     patents
    6. 6 out of 5,193 
     
    Bridgestone Corporation
     patents
    7. 6 out of 2,573 
     
    Ebara Corporation
     patents
    8. 6 out of 11,665 
     
    Fuji Xerox Co., Ltd.
     patents
    9. 6 out of 16,916 
     
    Fujifilm Corporation
     patents
    10. 5 out of 3,132 
     
    Asahi Kogaku Kogyo Kabushiki Kaisha
     patents
    11. 5 out of 2,466 
     
    Nsk Corporation
     patents
    12. 5 out of 340 
     
    Yamaichi Electronics Co., Ltd.
     patents
    13. 3 out of 39,371 
     
    Fujitsu Corporation
     patents
    14. 2 out of 20,394 
     
    Denso Corporation
     patents
    15. 2 out of 2,813 
     
    Komatsu Corporation
     patents
    16. 1 out of 412 
     
    Dai Nippon Insatsu Kabushiki Kaisha
     patents
    17. 1 out of 2,256 
     
    Japan Aviation Electronics Industry, Limited
     patents
    18. 1 out of 20 
     
    Ohkura Electric Co., Ltd.
     patents
    19. 1 out of 834,453 
    Other
     patents
    where one patent can have more than one assignee

    Years Active: 1986-2026

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    Areas of Expertise:
    Wireless Power Reception
    High-Speed Transmission
    Energy Consumption Reduction
    Magnetic Recording Medium
    Electrode for Electron Gun
    Image Forming Apparatus
    Cleaning Apparatus
    Carbon Heating Element
    IC Card Connector
    Dynamic Wireless Transfer
    Signal Processing Device
    Fuel Cell
    93 patents (USPTO):Explore Patents

    Title: Innovations by Osamu Shimizu: Pioneering Wireless Power Technology

    Introduction

    Osamu Shimizu is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of wireless power technology. With an impressive portfolio of 78 patents, Shimizu has been instrumental in developing innovative solutions that enhance the efficiency and convenience of energy transmission, particularly for mobile objects and vehicles.

    Latest Patents

    Among his latest innovations, the "Wireless Power Receiving System" stands out. This system features a power receiving device equipped with a power receiving coil that captures electric power supplied wirelessly from a power transmission coil installed on the road surface. Importantly, part of this power receiving coil is integrated into a vehicle wheel, allowing in-vehicle devices to receive energy seamlessly.

    Another noteworthy patent is the "Dynamic Wireless Power Transfer System," which consists of a power transmission coil embedded within the road, having a power transmission circuit that supplies electricity to it. The power reception coil placed in vehicles is connected to a reception circuit, while a relay circuit facilitates the contactless transfer of electric power between the two coils, ensuring that vehicles can receive energy while in motion.

    Career Highlights

    Shimizu's career boasts significant affiliations with leading companies, namely Fuji Photo Film Company, Limited and Dai Nippon Printing Co., Ltd. His work in these organizations has laid the groundwork for his innovative projects in wireless power technology. The expertise he garnered at these institutions has been vital to the success of his patented inventions.

    Collaborations

    Throughout his career, Shimizu has collaborated with notable coworkers, including Kanji Nakanishi and Satoshi Yoshida. These partnerships have fostered a creative environment that has propelled their shared goal of advancing wireless technology.

    Conclusion

    Osamu Shimizu’s innovative contributions to wireless power systems have established him as a notable figure in the realm of technology. With a growing number of patents to his name and an impressive career marked by collaboration and ingenuity, Shimizu is paving the way for a future where energy transfer is efficient and seamless, revolutionizing how vehicles operate and engage with power sources.

    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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