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Global Inventor Statistics: Tracking 5 MM plus Utility Patents and 5 MM plus Inventors (1/1/2002 - 3/21/2023)

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Top Prolific Inventors

  • 1. Shunpei Yamazaki
    5,359
  • 2. Jun Koyama
    1,374
  • 3. Satoshi Seo
    1,103
  • 4. Hajime Kimura
    822
  • 5. Takahiro Nishi
    746
  • 6. Akihiko Nishio
    719
  • 7. Hideo Ando
    681
  • 8. Shougo Sato
    649
  • 9. Daichi Imamura
    632
  • 10. Satoshi Nagata
    594

Most Innovative Cities

  • 1. Tokyo

    213,368

  • 2. Kanagawa

    99,737

  • 3. Yokohama

    68,938

  • 4. Osaka

    62,102

  • 5. Kawasaki

    57,543

  • 6. Kyoto

    31,042

  • 7. Nagoya

    25,560

  • 8. Saitama

    25,411

  • 9. Chiba

    18,244

  • 10. Toyota

    15,874

Innovative Companies

  • 1.
    CANON KABUSHIKIKAISHA

    60,034

  • 2.
    SONY CORPORATION

    40,975

  • 3.
    KABUSHIKI KAISHATOSHIBA

    34,384

  • 4.
    FUJITSU LIMITED

    27,187

  • 5.
    Seiko-Epson Corporation

    27,002

  • 6.
    Toyota Jidoshakabushiki Kaisha

    24,631

  • 7.
    Hitachi, Ltd.

    21,360

  • 8.
    NEC CORPORATION

    17,906

  • 9.
    Ricoh Company, Ltd.

    17,478

  • 10.
    DENSO CORPORATION

    16,665

Top Universities

  • 1. The University of Tokyo

    1,026

  • 2. TOHOKU UNIVERSITY

    705

  • 3. OSAKA UNIVERSITY

    702

  • 4. KYOTO UNIVERSITY

    687

  • 5. NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY

    313

  • 6. NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY

    309

  • 7. KEIO UNIVERSITY

    284

  • 8. KYUSHU UNIVERSITY NATIONAL UNIVERSITY CORPORATION

    265

  • 9. Hiroshima University

    167

  • 10. NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY

    142

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