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

Ranked by patent count

Showing 13,801–13,850 of 140,708 inventors

Rank Name Patents Location Company
#13801 Tsutomu Isaka 2 Inuyama, JP Toyo Boseki Kabushiki Kaisha
#13802 Tsuneo Imatani 2 Yokosuka, JP Toyo Seikan Co.
#13803 Tsuguo Ikebe 2 Ooita, JP Yoshitomi Pharmaceutical Industries
#13804 Tsutomu Ichikawa 2 Yokohama, JP Sony
#13805 Tsutomu Honda 2 Hachioji, JP Minolta Co.
#13806 Tsumoru Hirano 2 Yokohama, JP Fujitsu Limited
#13807 Tsuyoshi Higashimoto 2 Ikoma, JP Higashimoto Kikai Co.
#13808 Tsunehisa Hata 2 Wako, JP Honda Motor Co.
#13809 Tso Yee Fan 2 Belmont, MA MIT
#13810 Tsai-An Chen 2 Taipei, TW —
#13811 Tsang J. Chen 2 Rochester, NY Eastman Kodak
#13812 Tsutou Asakura 2 Yokohama, JP Victor Company Of Japan
#13813 Tsunetoshi Arikado 2 Tokyo, JP Kabushiki Kaisha Toshiba
#13814 Tsutomu Araki 2 Kyoto, JP Nintendo Co.
#13815 Tsugio Akita 2 Osaka, JP Sumitomo Electric Industries
#13816 Tsutomu Aihara 2 Yokohama, JP Ohi Seisakusho Co.
#13817 Tracy D. Wilkins 2 Riner, VA Techlab
#13818 Trevor Ward 2 Heysham, CA British Gas Plc
#13819 Trieu-Kie Truong 2 Pasadena, CA NASA
#13820 Treesa A. Spencer 2 Santa Ana, CA —
#13821 Traugott Roller 2 Wildberg, DE Daimler-Benz Ag
#13822 Trygve Riis 2 Oslo, NO Den Norske Stats Oljeselskap A.S.
#13823 Troy L. Puckett 2 Albany, GA Macgregor Golf
#13824 Trent Parker 2 San Jose, CA Cavium, Llc.
#13825 Trevor I. Martin 2 Burlington, CA Xerox
#13826 Trond V. Johansen 2 Trondheim, NO Den Norske Stats Oljeselskap A.S.
#13827 Tracey L. Casella 2 Martinez, CA The Clorox
#13828 Toshiaki Yoshizumi 2 Darreh Shahr, IR Mitsubishi Electric
#13829 Toshikazu Yoshino 2 Tokyo, JP Pioneer Electronic
#13830 Toyofusa Yoshimura 2 Hitachinaka, JP Hitachi
#13831 Toshihiro Yokochi 2 Shisui, JP Director-General Of Agency Of Industrial Science And Technology
#13832 Toru Yasuzawa 2 Machida, JP Kyowa Hakko Kogyo Co.
#13833 Toshihiko Yasui 2 Iruma, JP Shimano
#13834 Toshiyuki Yashiro 2 Kawaguchi, JP Nippon Kinzoku Co.
#13835 Toshimichi Yanagihara, deceased 2 Tokyo, JP Asahi Denka Kogyo
#13836 Toshinori Yamazaki 2 Tokyo, JP Canon
#13837 Toshio Yamauchi 2 Otsu, JP Murata Kikai
#13838 Toshio Yamanaka 2 Plano, TX Sharp Kabushiki Kaisha
#13839 Tohru Yamana 2 Fujieda, JP Murakami Kaimeido Co.
#13840 Toshihiro Yamamoto 2 Kitakyushu, JP NS Sumikin Chemical
#13841 Toshio Yamaki 2 Osaka, JP Minolta
#13842 Tokio Yamagiwa 2 Hitachi, JP Hitachi
#13843 Touru Yamagishi 2 Chiba, JP Kawasaki Steel
#13844 Toshihiko Yagi 2 Hino, JP Konica
#13845 Tohru Watanabe 2 Gifu, NY Sanyo Electric Co.
#13846 Toshiyuki Watanabe 2 Yokohama, JP Fujitsu Limited
#13847 Toshinori Watanabe 2 Sagamihara, JP Alps Electric Co.
#13848 Tomio Wakasugi 2 Hino, JP —
#13849 Tomohisa Wada 2 Itami, JP Mitsubishi Electric
#13850 Toshifumi Usui 2 Hitachinaka, JP Hitachi