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 Advantest, Nichia, Mitsui Toatsu Chemicals, Incorporated.

Showing 12,951–13,000 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 James Sumit Tandon Advantest 1
#5101 Takahiro KOIKE Nichia 1
#5101 Nobumasa Arashiba Mitsui Toatsu Chemicals, Incorporated 1
#5101 Masahiro Seike The United States Of America, As Represented By The Secretary, Dhhs 1
#5101 Takumi Takano Apple 1
#5101 Fumito Kusakabe Nippon Thermostat Co. 1
#5101 Kerama Yabe Oki Data 1
#5101 Kyosuke Tanaka Daiichi Sankyo Company, Limited 1
#5101 Sayaka Suzuki Daiichi Sankyo Company, Limited 1
#5101 Akiko Amano Dai Nippon Printing Co. 1
#5101 Takuro Yoda Dena Co. 1
#5101 Toyoshi Nakagawa Mitsubishi Electric 1
#5101 Tsutomu Kii Mitsubishi Electric 1
#5101 Asako Hashizume Canon 1
#5101 Takaya Ishihara Fujifilm 1
#5101 Kazuyuki Uchihira Sony 1
#5101 Shuji Moro Sony 1
#5101 Kunio Nakazato Sony 1
#5101 Yoshimi Isu Mitsubishi Electric 1
#5101 Yasushi Takamori Unknown 1
#5101 Shigeru Yanagawa Komori 1
#5101 Kazuyoshi Kondoh Ricoh Company 1
#5101 Shohei Mitsui Hymo 1
#5101 Kazuoki Takeo Hymo 1
#5101 Yuta Mizobe Nippon Steel & Sumitomo Metal 1
#5101 Ryou Shitara Oki Data 1
#5101 Toshiki Takajou Canon 1
#5101 Chika Watanabe Yahoo Japan 1
#5101 Isao Yonekura Toppan Printing Co. 1
#5101 Shinpei Sakasita Sumitomo Bakelite Co. 1
#5101 Sadao Miura Mitsubishi Electric 1
#5101 Susumu Hikoyama 1
#5101 Yoshihiko Higashiguchi Mitsubishi Electric 1
#5101 Hisanobu Nakamura Mitsubishi Electric 1
#5101 Takamitsu Wada Japan Aviation Electronics Industry, Limited 1
#5101 Ikuko Shimizu Adc Automotive Distance Control Systems Gmbh 1
#5101 Yoshiaki Hayakawa Mitsubishi Precision Co. 1
#5101 Ariyuki KISHIMOTO Kabushiki Kaisha Toshiba 1
#5101 Katsuhisa Nakamura Komori 1
#5101 Tadashi OBO Ebara 1
#5101 Akinobu Chatani Nippon Paper Industries Co. 1
#5101 Takeshi Amari Mitsubishi Electric 1
#5101 Makoto Inoue Otsuka Pharmaceutical Factory 1
#5101 Hiroaki Tominaga Comentis 1
#5101 Takahisa Ogamino Kowa Company 1
#5101 Izumi Yotsui Washington University 1
#5101 Fumiya Asukabe 1
#5101 Goingwon Lee Mitsubishi Hitachi Power Systems 1
#5101 Yuko Aoki Jx Nippon Oil & Energy 1
#5101 Takuya Kosaka W.L. Gore & Associates Gmbh 1