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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 Nippon Gakki Seizo, Tdk, Canon.

Showing 14,651–14,700 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Kenji Ekuan Nippon Gakki Seizo 12
#13732 Yoshiki Satou Tdk 12
#13732 Tatsunori Sato Canon 12
#13732 Haruo Yuzawa Nissan Motor Co. 12
#13732 Hiromichi Yamashita Hitachi High-Technologies 12
#13732 Miki Ito Canon 12
#13732 Wataru Hamaguchi Astellas Pharma 12
#13732 Nae Hisano Hitachi 12
#13732 Takahiro Kakumaru Nec 12
#13732 Tomomichi Nakamura Toyota 12
#13732 Isao Amano Fujitsu Limited 12
#13732 Tohei Ototani Metal Research 12
#13732 Takashi Matsukawa Fujikura 12
#13732 Masako Kogure People Co. 12
#13732 Atsushi Togawa Sony 12
#13732 Kazushige Mori Ultizyme International 12
#13732 Lyo Takaoka Sony 12
#13732 Toshiro Maekawa Ebara 12
#13732 Takeshi Segawa Lintec 12
#13732 Sachio Yoshikawa Dainichiseika Color & Chemicals Mfg. Co. 12
#13732 Sayuri Hada IBM 12
#13732 Hirohisa Kusuda Vodafone Group Plc. 12
#13732 Mieko Ohkawa Konica Minolta 12
#13732 Toshihiko Motomatsu Nec Lcd Technologies 12
#13732 Tomoyuki Ariyoshi Adeka 12
#13732 Shohei Katsuya Canon 12
#13732 Masashi Yoneyama Yoshino Kogyosho Co. 12
#13732 Takamasa KOGURE Paramount Bed Co. 12
#13732 Koji Ichimura Dai Nippon Printing Co. 12
#13732 Mitsuru Takenaka The University Of Tokyo 12
#13732 Maiko Shirokawa Tdk 12
#13732 Eiichi Kawasaki Mitsui Toatsu Chemicals, Incorporated 12
#13732 Shigeru Watanuki Honda Motor Co. 12
#13732 Yutaka Iwata Ibiden Co. 12
#13732 Katsuro Kikuchi Hitachi 12
#13732 Yo Kobayashi Canon 12
#13732 Fumitaka Sugaya Nippon Steel 12
#13732 Keisuke Mutou Clarion Co. 12
#13732 Norihide Kawanami Hirose Electric Co. 12
#13732 Ukyo Mori Nec 12
#13732 Hirokazu Takayama Ebara 12
#13732 Noboru Tohyama Canon 12
#13732 Markus H. Veltman Sony 12
#13732 Nobutoshi Saito Ebara 12
#13732 Yukio Kageyama Hoya Lens Thailand 12
#13732 Takatoshi KARINO Fujifilm 12
#13732 Masaomi Hiruta Bridgestone Sports Co. 12
#13732 Masatoshi Taya Renesas Electronics 12
#13732 Yusuke MORIUCHI Kabushiki Kaisha Toshiba 12
#13732 Junji Higashiyama Honda Motor Co. 12

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