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 Asahi Kasei Fibers, Ebara, Olympus.

Showing 12,251–12,300 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Masato Enoki Asahi Kasei Fibers 1
#5101 Toshio Yokoyama Ebara 1
#5101 Hirokazu Kubo Olympus 1
#5101 Sosuke Matsui IBM 1
#5101 Seiji Shiraishi Ea Pharma Co. 1
#5101 Tatsuya Mitsugi Mitsubishi Electric 1
#5101 Satoshi Noma Nec 1
#5101 Kiyohiko Takahashi Nec 1
#5101 Kazuki Tani Hitachi 1
#5101 Masayuki OYAMATSU Hitachi 1
#5101 Yoshitaka Hara Tokyo Electron Limited 1
#5101 Koji Tomitsuka Mitsubishi Electric 1
#5101 Hidemasa Muta IBM 1
#5101 Yoshihiro Takahoko Hitachi High-Technologies 1
#5101 Kazuki Emori Comcast 1
#5101 Kohei Furuya Canon 1
#5101 Takashi Houkawa Zeon 1
#5101 Hideaki IINO Kurita Water Industries 1
#5101 Kazuki Sasao Sony 1
#5101 Satoshi Kaburaki Kabushiki Kaisha Toshiba 1
#5101 Yuki Sugiue Sony 1
#5101 Haruhiko Sawajiri Clarion Co. 1
#5101 Sota Komae Mitsubishi Electric 1
#5101 Yoshimi Satoh Ricoh Company 1
#5101 Nobuhiro Sakamoto Applied Materials 1
#5101 Katsuaki Koshimura Fujitsu Component Limited 1
#5101 Tetsuya Hidaka Tdk 1
#5101 Masato Nagasawa Mitsubishi Electric 1
#5101 Shintaro Fujii Olympus 1
#5101 Toshikazu Harashima Hitachi Industrial Equipment Systems Co. 1
#5101 Satoshi Ajiki Mitsumi Electric Co. 1
#5101 Hiroshi Iriguchi Yokogawa Electric 1
#5101 Ayuka Tada Nec 1
#5101 Akinori Nakano Asm Ip Holding B.V. 1
#5101 Shin Chaki Mitsubishi Electric 1
#5101 Michiaki Kumagai Yoshida Industries Co. 1
#5101 Akihiro Minami Mitsubishi Electric 1
#5101 Yuzo Yoshida Shiseido Company, Limited 1
#5101 Tomoko Hongo Asahi Kasei Medical Co. 1
#5101 Takeru Shoji Subaru 1
#5101 Yutaka Munekata Ishikawa Gasket Co. 1
#5101 Fujio Onishi Hitachi High-Technologies 1
#5101 Kakeru Kimura Renesas Electronics 1
#5101 Miyo Miyashita Mitsubishi Electric 1
#5101 Yoshifumi Mimata Hitachi 1
#5101 Masaru Ogura The University Of Tokyo 1
#5101 Yuta Higuchi Nec 1
#5101 Satoshi Tanigawa Sumitomo Electric Industries 1
#5101 Kazuaki Fujita Sumitomo Electric Industries 1
#5101 Hironori Yokota Central Japan Railway Comany 1