Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP
Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

Tokyo, JP 2025

23,000 patents  ·  13,130 inventors

Ranked #1 of 40,155 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2025, with 23,000 patents from 13,130 inventors. Leading employers of inventors based in Tokyo, JP include Mitsubishi Electric, Fanuc, Canon.

Showing 12,901–12,950 of 13,130 inventors

Rank Inventor Primary Company Patents
#4477 Marina KOUSAKA Mitsubishi Electric 1
#4477 Naoya Hidaka Fanuc 1
#4477 Toshinori Yamazaki Canon 1
#4477 Hitoshi Imaoka Nec 1
#4477 Nozomi Yabuki Zeon 1
#4477 Masaki Kida Shachihata 1
#4477 Ryoji Inaba Hitachi High-Technologies 1
#4477 Takayuki Morita — 1
#4477 Fujio Yu Mitsubishi Electric 1
#4477 Kozo Inoue Canon 1
#4477 Yuudai KAMADA Hitachi 1
#4477 Naoyuki Nakagawara Canon 1
#4477 Kazumasa Kimata Canon 1
#4477 Tomoya Yabu Honda Motor Co. 1
#4477 Akio Tokura NTT 1
#4477 Mitsuru Goto Japan Display 1
#4477 Koki Kimura Konami Digital Entertainment Co. 1
#4477 Kenichi Okihara Canon 1
#4477 Akitoshi SHIMADA Softbank 1
#4477 Takumi Hori Mitsubishi Electric 1
#4477 Hideaki Asai Sumitomo Bakelite Co. 1
#4477 Yoshihiro Akeboshi Mitsubishi Electric 1
#4477 Masahiro Hiraga Hitachi Industrial Equipment Systems Co. 1
#4477 Hideto Takada Hitachi Industrial Equipment Systems Co. 1
#4477 Takahisa Kawaguchi Mitsubishi Electric 1
#4477 Kentaro Urimoto Mitsubishi Electric 1
#4477 Takayuki Kogure Toyota 1
#4477 Yujiro Nakada Mitsubishi Electric 1
#4477 Naoya Abe Mitsubishi Electric 1
#4477 Kazunori Yoshioka Mitsubishi Electric 1
#4477 Toshihisa Nemoto Maruyama Mfg. Co. 1
#4477 Akito Kira Mitsubishi Electric 1
#4477 Hiromitsu Chatani Denka Company Limited 1
#4477 Natsumi KATO Tdk 1
#4477 Naoki Kasai Nec 1
#4477 Yasuhito Iguchi Tokyo Seimitsu Co. 1
#4477 Naoyuki Yamazoe Tokyo Seimitsu Co. 1
#4477 Kazuma Takii Tokyo Seimitsu Co. 1
#4477 Tetsuya Yasunaka Tokyo Seimitsu Co. 1
#4477 Kazushi Nakata Komatsu Shisakusho 1
#4477 Shogo Iwasaki Canon 1
#4477 Ryouta Tsuyuki Jsr 1
#4477 Kimiyuki KANNO Jsr 1
#4477 Kison NISHIHARA Nippon Steel 1
#4477 Hiroaki Tahira Nippon Steel 1
#4477 Naoya UENOMACHI Laurel Bank Machines Co. 1
#4477 Hiroaki Sugawara Safie 1
#4477 Makoto Takamoto Nec 1
#4477 Hajime Uchida Air Products And Chemicals 1
#4477 Yoko Fukata Sony 1

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