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USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors 1989

Ranked by patent count

Showing 8,651–8,700 of 140,708 inventors

Rank Name Patents Location Company
#8651 Masatake Kato 3 Kunitachi, JP Canon
#8652 Makoto Kato 3 Okazaki, JP Sumitomo Electric Industries
#8653 Masao Kase 3 Saitama, JP Pioneer Electronic
#8654 Masayoshi Kanno 3 Tochigi, JP Sony
#8655 Masahiro Kanda 3 Tokyo, JP Yazaki
#8656 Masanao Kamei 3 Annaka City, JP Shin-Etsu Chemical Co.
#8657 Makoto Kajiwara 3 Saitama, JP Konishiroku Photo Industry Co.
#8658 Matti O. Kaimo 3 Virkkala, FI Oy Lohja Ab
#8659 Matti Kahkipuro 3 Hyvinkää, FI Elevator Gmbh
#8660 Mark B. Kadonoff 3 Somerville, MA Denning Mobile Robotics
#8661 Mark A. Juds 3 New Berlin, WI Eaton
#8662 Marion Johnson 3 Hoffman Estates, IL Cosden Technology
#8663 Masaki Izumi 3 Sakai, JP Eastman Kodak
#8664 Masanari Iwata 3 Ichinomiya, JP Aisin Seiki Kabushiki Kaisha
#8665 Masayuki Iwasaki 3 Annaka City, JP Fujitsu Limited
#8666 Masaru Ito 3 Kurose, JP Hitachi
#8667 Masashi Ito 3 Tokyo, CA Hamamatsu Photonics K.K.
#8668 Masahiko Itaya 3 Hachioji, JP Konishiroku Photo Industry Co.
#8669 Masataka Ishikawa 3 Higashimatsuyama, CA Kao
#8670 Masaru Ishikawa 3 Tokyo, JP Pioneer
#8671 Masami Ishii 3 Toyota, JP Aisin Seiki Kabushiki Kaisha
#8672 Masamichi Ishihara 3 Kitakyushu, JP Hitachi
#8673 Masanori Ishiguro 3 Yokohama, VT Fujitsu Limited
#8674 Makoto Ishigami 3 Tokyo, JP Unicharm
#8675 Masahiro Irie 3 Miyoshi, OK Sanyo Electric Co.
#8676 Masuo Inoue 3 Chigasaki, JP Toho Titanium Co.
#8677 Masahisa Inagaki 3 Hitachi, JP Hitachi
#8678 Makoto Imanari 3 Ogi, JP Mitsubishi Petrochemical Company Limited
#8679 Masafumi Imai 3 Chigasaki, JP Toa Nenryo Kogyo
#8680 Masanori Ikuzawa 3 Tachikawa, JP Kureha Kagaku Kogyo
#8681 Masaki Ikeda 3 Shimabara, JP Panasonic
#8682 Masaru Ikebe 3 Nagano, JP Tdk
#8683 Masaaki Iino 3 Yokohama, JP Kabushiki Kaisha Toshiba
#8684 Masatoshi Ida 3 Hachioji, JP Olympus Optical Co.
#8685 Mack W. Hunt 3 Naperville, IL Amoco
#8686 Martin Y. Hsieh 3 Palo Alto, CA Gte Products
#8687 Masao Hotta 3 Hachioji, JP Hitachi
#8688 Masafumi Hongo 3 Waki, JP Mitsubishi Electric
#8689 Marcus N. Holt 3 Saint Cloud, MN White Consolidated Industries
#8690 Manfred Hofmann 3 Hettstadt, DE Metzeler Kautschuk Gmbh
#8691 Manfred Hofinger 3 Altötting, DE Hoechst Gmbh
#8692 Mark J. Hoffenberg 3 Laguna Niguel, CA Schwinn Bicycle
#8693 Masayoshi Hirose 3 Shiraoka, JP Nissan Chemical Industries
#8694 Masayuki Hirose 3 Shisui, JP Sumitomo Electric Industries
#8695 Masahide Hirasawa 3 Yokohama, JP Canon
#8696 Masao Hino 3 Hiroshima, JP Mitsubishi Mining
#8697 Masahiko Higuma 3 Tokyo, JP Canon
#8698 Masahiro Higuchi 3 Kasai, JP Mitsubishi Paper Mills Limited
#8699 Marc Hermant 3 Cormeilles-en-Parisis, FR Atochem
#8700 Marvin R. Havens 3 Greer, SC W.R. Grace & Co.-Conn.