Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2018, with 26,592 patents from 13,560 inventors. Leading employers of inventors based in Tokyo, JP include Yokogawa Electric, Canon, Japan Aviation Electronics Industry, Limited.

Showing 13,251–13,300 of 13,560 inventors

Rank Inventor Primary Company Patents
#5246 Yoshiyuki JINGUU Yokogawa Electric 1
#5246 Yoshiaki Kobayashi Canon 1
#5246 Akinori Mitsumata Canon 1
#5246 Yosuke Honda Japan Aviation Electronics Industry, Limited 1
#5246 Ryosuke Sugiura NTT 1
#5246 Hiroaki Takeshima Komatsu 1
#5246 Shinichi Terada Komatsu 1
#5246 Takashi OINOUE Sony 1
#5246 Norihiro Yoneda Mitsubishi Electric 1
#5246 Satoshi Ishibashi Mitsubishi Electric 1
#5246 Kenji Nakamichi Mitsubishi Electric 1
#5246 Shigenori Tani Mitsubishi Electric 1
#5246 Yoshinori Mizoguchi Canon 1
#5246 Hiromi Fujita Asahi Kasei Microdevices 1
#5246 Kozo Murao Dia-Nitrix Co. 1
#5246 Masami Makuuchi Hitachi High-Technologies 1
#5246 Naotsugu Yamamura Megachips 1
#5246 Yuki Iguchi Daicel 1
#5246 Yoshinobu Sasaki Mitsubishi Electric 1
#5246 Yuta Yoshida Renesas Electronics 1
#5246 Toshiaki Kimura Canon 1
#5246 Tsukasa Omino Kabushiki Kaisha Toshiba 1
#5246 Akifumi Onodera Dowa Metaltech Co. 1
#5246 Yoshikiyo Moriguchi Topcon 1
#5246 Keisuke YAMAYA Seiko Epson 1
#5246 Keisuke Okamura Fujitsu Limited 1
#5246 Michinori Suehara Agc 1
#5246 Kazutaka FUJITA Tdk 1
#5246 Chikara Sekiguchi Minebea Mitsumi 1
#5246 Hidetomo Matsuo Toshiba Memory 1
#5246 Hiroyuki Noji Japan Science And Technology Agency 1
#5246 Takeo Horie Nissan Motor Co. 1
#5246 Michiko Seyama NTT 1
#5246 Tsuyoshi Kashiwagi Dai Nippon Printing Co. 1
#5246 Yukio Tagawa Sony 1
#5246 Kenji Nagumo Honda Motor Co. 1
#5246 Yuma Matsuda Nec 1
#5246 Keitaro ICHIKAWA Mitsubishi Electric 1
#5246 Tetsuya Oba Mitsubishi Electric 1
#5246 Hideki Toichi Canon 1
#5246 Hisashi Mizumoto Nec 1
#5246 Takuya Kitamura Sony 1
#5246 Akihiko Yushiya Canon 1
#5246 Tomoyasu Sato Glory 1
#5246 Yohei Hirose Sony 1
#5246 Keiji Hasegawa Chuo Hatsujo 1
#5246 Keisuke Harada Fujifilm 1
#5246 Kazuhiro Nagayama Mitsubishi Chemical 1
#5246 Tatsuo Shibata Tdk 1
#5246 Kazunori Yamazawa 1