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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP 2022

28,067 patents  ·  14,019 inventors

Ranked #1 of 44,143 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2022, with 28,067 patents from 14,019 inventors. Leading employers of inventors based in Tokyo, JP include Mitsubishi Electric, Ricoh Company, Nippon Steel & Sumitomo Metal.

Showing 13,551–13,600 of 14,019 inventors

Rank Inventor Primary Company Patents
#5476 Masatoshi Ishikawa Mitsubishi Electric 1
#5476 Yuji Toriumi Ricoh Company 1
#5476 Tatsuo Nagata Nippon Steel & Sumitomo Metal 1
#5476 Tetsuo Yama Nec 1
#5476 Sukeyoshi Yamamoto Nippon Steel & Sumitomo Metal 1
#5476 Hisanori Yamasaki Mitsubishi Electric 1
#5476 Hajime Kuwajima Tdk 1
#5476 Yoshinao Sodeyama Sony 1
#5476 Eisuke Negishi Sony 1
#5476 Satoshi OCHI Mitsubishi Electric 1
#5476 Shunichi Matsushita Furukawa Electric Co. 1
#5476 Atsushi Kohnotoh Canon 1
#5476 Makio KASHINO NTT 1
#5476 Takeo Horie Nissan Motor Co. 1
#5476 Hiroyuki Suzukawa Sony 1
#5476 Ryota OZAKI — 1
#5476 Hiroshi Kawanago Japan Display 1
#5476 Shoichi Honda Honda Motor Co. 1
#5476 Naoya Shibaike Panasonic 1
#5476 Akito Tanokuchi — 1
#5476 Hidetomo Matsuo Toshiba Memory 1
#5476 Yusuke Shinohara Nec 1
#5476 Tomoya OZAWA Subaru 1
#5476 Masaaki Takaya NTT 1
#5476 Takahisa Aoyagi Mitsubishi Electric 1
#5476 Koki Akai Nabtesco 1
#5476 Yohsuke Kaji Sony 1
#5476 Masato Motomura Nec 1
#5476 Daisuke ASAMI Furukawa Electric Co. 1
#5476 Yoshifusa Kondo — 1
#5476 Kaori Watanabe Nec 1
#5476 Azusa Ishii NTT 1
#5476 Shinji Murata Canon 1
#5476 YOSHIO SOMA Sony 1
#5476 Fujihiko Toyomasu Ebara 1
#5476 Yoshinao Tatei Mitsubishi Electric 1
#5476 Tetsuo Sugahara Mitsubishi Electric 1
#5476 Kazutoshi Serita Sony 1
#5476 Fumiya Kimura Japan Display 1
#5476 Takahiro MOURI Hitachi-Lg Data Storage 1
#5476 Koichiro Suzuki Denso 1
#5476 Fumikatu Saitoh Teraoka Seiko Co. 1
#5476 Takaaki TOMINAGA Mitsubishi Electric 1
#5476 Hiroki Imabayashi Sharp Kabushiki Kaisha 1
#5476 Kohei Fujitani Mitsubishi Electric 1
#5476 Eiichi IMAMICHI Fujifilm 1
#5476 Goichi ITO Roquette Freres 1
#5476 Hidekazu Iida Disco 1
#5476 Tomoki TAKEGAMI Mitsubishi Electric 1
#5476 Naoya Hanafusa Ebara Refrigeration Equipment & Systems Co. 1

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