Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2016, with 25,606 patents from 13,113 inventors. Leading employers of inventors based in Tokyo, JP include Fujitsu Limited, Disco, Namiki Seimitsu Houseki.

Showing 12,901–12,950 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Takayuki Yoneda Fujitsu Limited 1
#5101 Kodai Mikami Disco 1
#5101 Natsuko Aota Namiki Seimitsu Houseki 1
#5101 Mai Ogasawara Disco 1
#5101 Naoki Ichiyanagi Lion Group 1
#5101 Masanao Kondou Hitachi Medical 1
#5101 Kaoru Kanaya 1
#5101 Katsura Kozu Shiseido Company, Limited 1
#5101 Yuusuke Okazaki Ntt Docomo 1
#5101 Satoshi Hasuo Oki Electric Industry Co. 1
#5101 Yoshitsugu Shimazu Ntt Docomo 1
#5101 Masaru Yamauchi Asahi Glass Co. 1
#5101 Ayano Ishioka Olympus Medical Systems 1
#5101 Hikaru Shibahara Samsung 1
#5101 Takamitsu Tsuji Nintendo Co. 1
#5101 Ken-ichi Minegishi Nintendo Co. 1
#5101 Naoshi Suzue Nintendo Co. 1
#5101 Shigeyuki Kawano Japan Science And Technology Agency 1
#5101 Keiichi Kishi Microsoft 1
#5101 Miyuki Fujita Canon 1
#5101 Michihiko Ishikawa Shoei Co. 1
#5101 Naohiro Nagai Kurita Water Industries 1
#5101 Takashi Kurisaki Mitsubishi Electric 1
#5101 Atsuhiro Iyomasa Mitsubishi Aircraft 1
#5101 Satomi Shikaze Saitama Medical University 1
#5101 Katsuhisa Tanjoh Nihon University 1
#5101 Kenji Kase Trend Micro Incorporated 1
#5101 Norio Joichi Konica Minolta 1
#5101 Masumi Takiyanagi Nec 1
#5101 Keita Suzumura NS Sumikin Engineering 1
#5101 Teruhiko Hayashi Nippon Steel 1
#5101 Nobuhiko Morioka Jfe Steel 1
#5101 Hideyuki Inaba Asahi Kasei Chemicals 1
#5101 Nao Arita Threebond Fine Chemical Co. 1
#5101 Kuniyuki Watanabe Threebond Fine Chemical Co. 1
#5101 Masaya Ikubo The University Of Tokyo 1
#5101 Yoshitake Kitaguchi Takata 1
#5101 Hiroo Kawaguchi Takata 1
#5101 Koji Aida Oki Data 1
#5101 Hiroyuki Kawamata Kabushiki Kaisha Sangi 1
#5101 Masamori Kato Mitsui Engineering & Shipbuilding Co. 1
#5101 Hisashi Moriuchi Bandai Co. 1
#5101 Masato Yamasaki Sumitomo Electric Industries 1
#5101 Sadanori Aoyagi Ntt Docomo 1
#5101 Syouhei Suyama Mitsubishi Electric 1
#5101 Kazuhito Ozora Subaru 1
#5101 Masaru Uji Ihi 1
#5101 Minako Tomino Daiichi Sankyo Company, Limited 1
#5101 Kenichi Hiramatsu Daiichi Sankyo Company, Limited 1
#5101 Sayaka MORIMOTO Kabushiki Kaisha Toshiba 1