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USPTO Patent Rankings Data through Sept 30, 2025
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Osaka, JP All Time

188,510 patents  ·  24,349 inventors

Ranked #15 of 111,555 cities Top 1%

Osaka, JP ranks #15 worldwide for total patents filed all time, with 188,510 patents from 24,349 inventors. Leading employers of inventors based in Osaka, JP include Otsuka Pharmaceutical Co., Sumitomo Electric Industries, Dainichi Kinzoku Kogyo Co..

Showing 12,451–12,500 of 24,349 inventors

Rank Inventor Primary Company Patents
#12277 Taiki HANARI Otsuka Pharmaceutical Co. 2
#12277 Seisuke Sugahara — 2
#12277 Masatoshi TAKUWA Otsuka Pharmaceutical Co. 2
#12277 Yukitoshi Yamada Sumitomo Electric Industries 2
#12277 Seigo Minagawa Dainichi Kinzoku Kogyo Co. 2
#12277 Tetsuo Tatsu Sakai Chemical Industry Co. 2
#12277 Eriko Kanai Nissin Foods Holdings Co. 2
#12277 Kahoru Iai Panasonic 2
#12277 Michibata Sachio Katayama Special Industries 2
#12277 Yoshihiko Horikawa Sumitomo Electric Industries 2
#12277 Yoshuharu Doi Sanyo Electric Co. 2
#12277 Hiroyasu Iwatsuki Sharp Kabushiki Kaisha 2
#12277 Yuki MIZUKAMI The Kitasato Institute 2
#12277 Sachiko KOIKE The Kitasato Institute 2
#12277 Akihide Minami Hoya 2
#12277 Michihito Inagaki Fujitsu Limited 2
#12277 Yoshikage OHMUKAI Daikin Industries 2
#12277 Toshihiro Imaura Sumitomo Electric Industries 2
#12277 Tomotaka Koga Tsubakimoto Chain 2
#12277 Hiroshi Takafuji Ricoh Company 2
#12277 Koso Fujino International Superconductivity Technology Center 2
#12277 Hiroyasu Ueno Sharp Kabushiki Kaisha 2
#12277 Katsuhiro Moriwaki Japan U-Pica Company 2
#12277 Toshiro Fukutome Hitachi Plant Engineering & Construction Co. 2
#12277 Katsuji Azuma Sumitomo Electric Industries 2
#12277 Takayuki Fukaya The Kitasato Institute 2
#12277 Takao Teshima Mitsubishi Tanabe Pharma 2
#12277 Hiroki Takamaru Sumitomo Metal Industries 2
#12277 Toshihiko Oohashi Sumitomo Electric Industries 2
#12277 Shogo Hamada Hitachi Zosen 2
#12277 Fumio Kasai Kubota 2
#12277 Tetsuo Kohzai — 2
#12277 Ryuichiro Takamatsu Sumitomo Electric Industries 2
#12277 KAZUYOSHI MORITANI Panasonic 2
#12277 Toshikatsu Hirose Kanto Jidosha Kogyo Kabushiki Kaisha 2
#12277 Shinya Ohtsuki Daikin Industries 2
#12277 Yoshiro Washikita Mitsubishi-Hitachi Metals Machinery 2
#12277 Masahiro Tanikawa Nipro 2
#12277 Tatsunobu Nakai Idec Izumi 2
#12277 Jiro Sukoboshi Kiwa Chemical Industry Co. 2
#12277 Hiroyuki Shibao Laurel Bank Machines Co. 2
#12277 Hisaichi Watanabe Kuraray Co. 2
#12277 Atsushi Nakamizo Panasonic 2
#12277 Sachiko Oda Nitta Gelatin 2
#12277 Takashi Fukuizumi Fuji Seal International 2
#12277 Tomomitsu Morishige Funai Electric Co. 2
#12277 Diana Denise Basa-Martinez Kyocera Document Solutions 2
#12277 Junji Matsushima Daikin Industries 2
#12277 Ichirou Suehiro Nitto Denko 2
#12277 Kazuko Awaya Sumitomo Electric Industries 2

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