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

716,148 patents  ·  91,278 inventors

Ranked #1 of 111,555 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed all time, with 716,148 patents from 91,278 inventors. Leading employers of inventors based in Tokyo, JP include National University Orporation Tokyo University Of Agriculture And Technology, Panasonic, Tdk.

Showing 14,251–14,300 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Kazunori Ikebukuro National University Orporation Tokyo University Of Agriculture And Technology 12
#13732 Mitsuko Fujita Panasonic 12
#13732 Shingo Miyata Tdk 12
#13732 Yoshiaki Nishizaki Ricoh Company 12
#13732 Wakahiko Kaneko Nec 12
#13732 Shuusei Murai Ricoh Company 12
#13732 Yasuhiro Fukunaga Olympus 12
#13732 Naoya Hayashi Dai Nippon Printing Co. 12
#13732 Tatsuhide Takebayashi Pentax 12
#13732 Koji Tajima Canon 12
#13732 Hiroki Hasebe Nabtesco Automotive 12
#13732 Toshihiro Kawamura Murata Kikai 12
#13732 Kunihiko Sadamasa Nec 12
#13732 Tsutomu Sasamoto Olympus Medical Systems 12
#13732 Hiroyuki Hisamichi Seldar Pharma 12
#13732 Hidekazu Katayama Mitsubishi Electric 12
#13732 Syouji Nogami Denso 12
#13732 Dai Ito Denso 12
#13732 Yoshihiro Kosugi Sony 12
#13732 Shigeru Asami Tdk 12
#13732 Shoichi Kodama Kabushiki Kaisha Toshiba 12
#13732 Fumihiko Kamizono Topcon 12
#13732 Yasuyuki Shiraishi Taisei Kako Co. 12
#13732 Shigeru Shimakawa Nsk 12
#13732 Yuichi Daito Ihi 12
#13732 Hiroyasu Yano Brother Kogyo 12
#13732 Masakazu Isomura Seiko Epson 12
#13732 Makoto Gotoh Nihon Nohyaku Co. 12
#13732 Noriyasu Haginoya Daiichi Pharmaceutical Co. 12
#13732 Mitsuo Motohashi Konica 12
#13732 Katsumasa Igarashi Subaru 12
#13732 Takaaki Minamida Kobe Steel 12
#13732 Osamu Iijima Oki Data 12
#13732 Hiroyuki Kagechika Research Foundation Itsuu Laboratory 12
#13732 Hiroyuki Shimamura Mitsui Mining & Smelting Co. 12
#13732 Kiyoshi Hagiwara Konica Minolta 12
#13732 Sho Shiraga Mitsubishi Electric 12
#13732 Hisao Ekimoto Nippon Kayaku 12
#13732 Mitsunori Matsumura Sony 12
#13732 Yasushi Amamiya Nec 12
#13732 Masayuki Makino Nec 12
#13732 Noriyuki Kawashima Sony 12
#13732 Yoichiro Numasawa Anelva 12
#13732 Masashi Kamaya Piaa 12
#13732 Kenichi Kuwahara — 12
#13732 Hidehito Sasaki Toshiba Tec Kabushiki Kaisha 12
#13732 Takashi Kadowaki Toudai Tlo 12
#13732 Yutaka Ohtani Honda Tsushin Kogyo Co. 12
#13732 Mitsutoshi Honda Hitachi 12
#13732 Kiyoshi Ozawa Fujitsu Limited 12

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