Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2011, with 21,999 patents from 11,174 inventors. Leading employers of inventors based in Tokyo, JP include Nec Electronics, Tdk, Nikon.

Showing 11,051–11,100 of 11,174 inventors

Rank Inventor Primary Company Patents
#4279 Yasuyuki Morishita Nec Electronics 1
#4279 Miyuki Yanagida Tdk 1
#4279 Masaaki Yanagisawa Nikon 1
#4279 Hirotaka Eshima Hitachi 1
#4279 Masato Hirai Mitsubishi Electric 1
#4279 Yoshihisa Yamazaki Sanyo Denki Co. 1
#4279 Masato Uchihara Canon 1
#4279 Hideaki Numata Nec 1
#4279 Taishi Sasaki Seiko Epson 1
#4279 Shunichi Ikeda Shin-Etsu Handotai Co. 1
#4279 Hideyuki Mizuta IBM 1
#4279 Yasuaki Watanabe Victor Company Of Japan 1
#4279 Hiroki Shirai Astellas Pharma 1
#4279 Chitoshi Suzuki Asahi Glass Co. 1
#4279 Hidehiko Kuroda Kabushiki Kaisha Toshiba 1
#4279 Takanobu Ujisato Sony 1
#4279 Yasuharu Notoya Canon 1
#4279 Dairi Kubo Nippon Kayaku 1
#4279 Atsushi Tachibana Nippon Shokubai Co. 1
#4279 Toshiyuki Nomura Nec 1
#4279 Yoshio Wada Subaru 1
#4279 Tomohiro Yoshihara Hitachi 1
#4279 Takeshi Takeuchi Nec 1
#4279 Noriyuki Satoh Clarion Co. 1
#4279 Takuya Nakamura Sony 1
#4279 Shinji Katsuki Sony 1
#4279 Toshihiro Kawai Sinfonia Technology Co. 1
#4279 Ichiro Takei Panasonic 1
#4279 Yoichi Ose Hitachi 1
#4279 Takashi Ohshima Hitachi High-Technologies 1
#4279 Junichi Katane Hitachi High-Technologies 1
#4279 Yoshihisa Takahashi Panasonic 1
#4279 Ryohei Okada Sony 1
#4279 Naoya Kimura Oki Semiconductor Co. 1
#4279 Toru Chinen Sony 1
#4279 Takahiro Andoh Subaru 1
#4279 Teruhiro Yamano Hitachi High-Technologies 1
#4279 Hideaki Arita Mitsubishi Electric 1
#4279 Keisuke Harada Fujifilm 1
#4279 Tsutomu Hirao NTT 1
#4279 Morihiko Ota Nec 1
#4279 Shigeru Haneda Kabushiki Kaisha Toshiba 1
#4279 Akihiko Yushiya Canon 1
#4279 Takuya Kitamura Sony 1
#4279 Tatsuo Nagata Nippon Steel & Sumitomo Metal 1
#4279 Tomohiro Tanaka Fujitsu Limited 1
#4279 Shunichi Matsushita Furukawa Electric Co. 1
#4279 Hiroyuki Noji Japan Science And Technology Agency 1
#4279 Shuhei Yoshida NTT 1
#4279 Yusuke Shinohara Nec 1