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

Ranked by patent count

Showing 9,001–9,050 of 140,708 inventors

Rank Name Patents Location Company
#9001 Klaus Bauer 3 Wuppertal, NJ Hoechst Gmbh
#9002 Klaus Arold 3 Sindelfingen, DE Daimlerchrysler Ag
#9003 Kiichi Yamashita 3 Yamato, JP Hitachi
#9004 Kiyoshi Yamaguchi 3 Tokyo, JP Ricoh Company
#9005 Kiyoshi Watanuki 3 Yokohama, JP Hitachi
#9006 Kim L. Van Order 3 Hamilton, MI Prince
#9007 Kikunosuke Tsuji 3 Osaka, JP Kyocera Document Solutions
#9008 Kiyokazu Torimi 3 Amagasaki, JP Mitsubishi Electric
#9009 Kiyohumi Takeuchi 3 Saitama, MO Dainippon Ink And Chemicals
#9010 Kimihide Takahashi 3 Tokyo, JP Fujitsu Limited
#9011 Kirk D. Shoger 3 Piscataway, NJ Hoechst Roussel Pharmaceuticals
#9012 Kiyotaka Shibata 3 Takatsuki, JP Mita Industrial Co.
#9013 Kiyotoshi Sakuma 3 Yokohama, JP Hitachi
#9014 Kikuo Sakai 3 Hachioji, JP Hitachi
#9015 Kiyoto Ohta 3 Kyoto, JP Sumitomo Electric Industries
#9016 Kiyoshi Ogata 3 Tokyo, JP Hitachi
#9017 Kiyoshi Negishi 3 Asaka, JP Pentax
#9018 Kiyotada Narukawa 3 Saitama, JP Tonen Sekiyukagaku Kabushiki Kaisha
#9019 Kiyohiko Nakae 3 Nishinomiya, JP Sumitomo Chemical
#9020 Kiyoshi Nagano 3 Kitakyushu, JP Catalysts & Chemicals Industries Co.
#9021 Kiichiro Mukai 3 Hachioji, JP Hitachi
#9022 Kiyoshi Miwa 3 Matsudo, JP Ajinomoto Co.
#9023 Kinya Matsutani 3 Yokohama, JP Kabushiki Kaisha Toshiba
#9024 Ki Wook Lee 3 Seongnam-si, CA Thinkware
#9025 Kiyotaka Kobayashi 3 Yokohama, JP Panasonic
#9026 Kiyoshi Kimura 3 Fujisawa, JP Denso
#9027 Kinya Kawakami 3 Ninomiya, JP The Yokohama Rubber Co.
#9028 Kiyoyuki Kawai 3 Tokyo, JP Kabushiki Kaisha Toshiba
#9029 Kiyoshi Kasai 3 Kawasaki, JP Japan Synthetic Rubber
#9030 Kiyoshi Kaneko 3 Tokyo, JP Canon
#9031 Kiyoshi Kandatsu 3 Kawasaki, JP Fuji Electric Co.
#9032 Kiichi Itoh 3 Yokkaichi, JP Mitsubishi Petrochemical Company Limited
#9033 Kiyoshi Imai 3 Tokyo, JP Sumitomo Electric Industries
#9034 Kiminori Hirata 3 Shiraoka, JP Nissan Chemical Industries
#9035 Kiyoshi Himeno 3 Fukuoka, JP —
#9036 Kiyoshi Hashimoto 3 Yokohama, JP Hitachi
#9037 Kiyoshi Harada 3 Yokohama, UT Sony
#9038 Kip B. Goans 3 New Orleans, LA Baker Cac
#9039 Kiyoshi Fujino 3 Ube, JP Ube Industries
#9040 Kiyoshi Fujii 3 Kariya, JP Denso
#9041 Kieran F. Drain 3 Cleveland, OH Loctite
#9042 Kirkwood S. Cottman 3 Akron, OH The Goodyear Tire & Rubber
#9043 Kirti B. Chakrabarti 3 Danvers, MA Gte Products
#9044 Kirk E. Belmont 3 Fairport, NY ExxonMobil
#9045 Kiyoaki Akechi 3 Itami, JP Sumitomo Electric Industries
#9046 Kenichi Yoshigai 3 Osaka, JP Yoshigai Kikai Kinzoku Co.
#9047 Kenji Yoshida 3 Tokyo, CA Kabushiki Kaisha Toshiba
#9048 Kenji Yoneda 3 Kobe, JP —
#9049 Kenichiro Yasukawa 3 Saitama, JP Pioneer Electronic
#9050 Keiichi Yamana 3 Yokohama, JP Fujitsu Limited