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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 Mitsubishi Electric, Nec, Toppan Printing Co..

Showing 12,751–12,800 of 91,278 inventors

Rank Inventor Primary Company Patents
#12705 Eisuke HARAGUCHI Mitsubishi Electric 13
#12705 Kazuaki Sugawara — 13
#12705 Jun Awano Nec 13
#12705 Takahisa Shimizu Toppan Printing Co. 13
#12705 Toshio Kozasa Mitsubishi Electric 13
#12705 Junji Ooi Sony 13
#12705 Hiroyuki Miyajima IBM 13
#12705 Masami Ikota — 13
#12705 Masanori Demoto Mitsubishi Electric 13
#12705 Mizuki Iwanami Nec 13
#12705 Shingo Oono Bridgestone 13
#12705 Toshiaki Enami Enami Seiki Mfg. Co. 13
#12705 Saburo Sasaki Ricoh Company 13
#12705 Tatsuo Shimazaki Casio Computer Co. 13
#12705 Norihiko Fujita Sony 13
#12705 Jun Maeoka Hitachi 13
#12705 Masayuki Morimoto Nec 13
#12705 Takako Chinone Stanley Electric Co. 13
#12705 Toru Toma Yoshino Kogyosho Co. 13
#12705 Hideo Ikari Canon 13
#12705 Itsuo Ikeda Ricoh Company 13
#12705 Masunori Shibata Mitsubishi Electric 13
#12705 Hiroaki Nagai Tokai Rubber Industries 13
#12705 Taisei Irieda Taiyo Yuden Co. 13
#12705 Takao Kawaki Mitsubishi Gas Chemical Company 13
#12705 Masakazu Nakayama Fujikura 13
#12705 Tetsuo Ishida Konami Digital Entertainment Co. 13
#12705 Hisahiro Tabuchi Chugai Pharmaceutical 13
#12705 Seishi Ohmori Eastman Kodak 13
#12705 Masataka Higashiwaki National Institute Of Information And Communications Technology 13
#12705 Shuji Koman Honda Motor Co. 13
#12705 Yasuyuki Ozeki Canon 13
#12705 Takeshi Isobe Mitsubishi Materials 13
#12705 Sumito Ueta Japan Display 13
#12705 Norio Moriyama Hitachi 13
#12705 Junichi Koseki Kabushiki Kaisha Toshiba 13
#12705 Nobuji Suzuki Subaru 13
#12705 Shinichi Mukoyama Furukawa Electric Co. 13
#12705 Masami Urano NTT 13
#12705 Naoko Nakamura Kabushiki Kaisha Toshiba 13
#12705 Kunio Nakazato Sony 13
#12705 Takashi Iimori Nissan Motor Co. 13
#12705 Hideshi Sato Honda Motor Co. 13
#12705 Tomio Kajigaya Sumitomo Metal Mining Co. 13
#12705 Kiriko Chosokabe Ricoh Company 13
#12705 Young-Kwang Park Ebm 13
#12705 Takashi Nomoto Banyu Pharmaceutical Co. 13
#12705 Toshihide Tsuboi Nec 13
#12705 Osamu Myohga Nec 13
#12705 Katsuhisa Ono Sony 13

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Yokohama, JP432,220