Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 5,801–5,850 of 7,577 inventors

Rank Inventor Primary Company Patents
#4941 Sakichi Minoura 1
#4941 Yuzo Ishino Kawakami Sangyo Co. 1
#4941 Kozo Matsuda Nippondenso Co. 1
#4941 Junichi Washino Ngk Spark Plug Co. 1
#4941 Satoko Kuze Brother Kogyo 1
#4941 Syunya Ikuta Fuji Machinery Co. 1
#4941 Yoshiyuki Yokokawa Director-General Of Agency Of Industrial Science And Technology 1
#4941 Junko Yoshizawa Ngk Insulators 1
#4941 Fumihiko Baba Saginomiya Seisakusho 1
#4941 Toshio Kohari Sanyo Machine Works 1
#4941 Fumitoshi Tachikawa Mitsubishi Mining 1
#4941 Mikako Bito Brother Kogyo 1
#4941 Mikio Yamauchi Kabushikikaisha Taiheiseisakusho 1
#4941 Takayuki Onogi Menicon Co. 1
#4941 Toru Koyasu Fujitsu Limited 1
#4941 Tooru Hayase Ngk Insulators 1
#4941 Mika Oshige Brother Kogyo 1
#4941 Akiyosi Kabe Mitsubishi Electric 1
#4941 Toshiro Shigemitsu Senju Pharmaceutical Co. 1
#4941 Chikai Tsuzuki Melco Holdings 1
#4941 Naohito Itoh Ngk Insulators 1
#4941 Hideaki Akiya Kawakami Sangyo Co. 1
#4941 Hidemi Yabe Toray Industries 1
#4941 Kozo Kemmotsu Kawakami Sangyo Co. 1
#4941 Hirohito Nagaiwa Toray Industries 1
#4941 Kenji SAHASHI Nadex Co. 1
#4941 Yoshiyasu Murakami Aichi Machine Industry Co. 1
#4941 Kazumasa Nakanishi 1
#4941 Fumitaka Hyoudou Ricoh Company 1
#4941 Yoshirou Ishiwata Sanwa Kagaku Kenkyusho Co. 1
#4941 Masami Kitada 1
#4941 Tatsuhiko Hayase Mitsubishi Mining 1
#4941 Hironori Oda Canon 1
#4941 Yoshiyuki Noritake Toyota 1
#4941 Yosihito Takakuwa Chubu Electric Power Company, Incorporated 1
#4941 Yoshie Nagao Mitsubishi Electric 1
#4941 Yuji Akaki Mitsubishi Electric 1
#4941 Yoshiaki Ideguchi Ngk Insulators 1
#4941 Haruichi Takama Mitsubishi Mining 1
#4941 Zhongqi Qui Brother Kogyo 1
#4941 Syoichi Ichikawa Tonen 1
#4941 Tomiaki Hagino Ngk Insulators 1
#4941 Nobuyuki Asaeda Sanwa Kagaku Kenkyusho Co. 1
#4941 Toshio Kamihata Kabushiki Kaisha Toshiba 1
#4941 Seijiro Shiota Toyota 1
#4941 Iwao Naruse Aisin Seiki Kabushiki Kaisha 1
#4941 Kazunari Narita Daido Steel Co. 1
#4941 Eikichi Inukai Chubu Electric Power Company, Incorporated 1
#4941 Chiyo Fujimura Brother Kogyo 1
#4941 Ritsuko Hayakawa Otsuka Pharmaceutical Co. 1