Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Sony, Mitsubishi Electric, Nippon Paper Industries Co..

Showing 12,501–12,550 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Hironori Hattori Sony 1
#6064 Kazuyuki Sugahara Mitsubishi Electric 1
#6064 Minoru Yada Nippon Paper Industries Co. 1
#6064 Shintaro ARAKI Mitsubishi Electric 1
#6064 Hideyuki Sandoh Disco 1
#6064 Yuta Muyari Olympus 1
#6064 Hideo Ito Olympus Optical Co. 1
#6064 Naoki Imamura Mitsubishi Electric 1
#6064 Jun Kitagawa Mitsubishi Electric 1
#6064 Koichi Maeda Nippon Sheet Glass Company, Limited 1
#6064 Hiromu Takubo Fuji Electric Co. 1
#6064 Yasujiro Kiyota Nikon 1
#6064 Taichiro Yamashita Hitachi 1
#6064 Yasuaki Watanabe Victor Company Of Japan 1
#6064 Hidehiko Kuroda Kabushiki Kaisha Toshiba 1
#6064 Toshiyuki Nomura Nec 1
#6064 Toru Kiyohara Mitsubishi Electric 1
#6064 Yoshio Wada Subaru 1
#6064 Tsukasa MIKUNI Subaru 1
#6064 Yasuhiro Hatakeyama Canon 1
#6064 Tomohiro Yoshihara Hitachi 1
#6064 Hideharu Takahashi Subaru 1
#6064 Shinji Katsuki Sony 1
#6064 Motoaki Kobayashi Sony 1
#6064 Kazuteru Fukayama Sony 1
#6064 Takaaki Shimizu Shin-Etsu Chemical Co. 1
#6064 Sota Torii Canon 1
#6064 Yuta KINOSHITA Kyowa Sangyo 1
#6064 Patrick Reid Peptidream 1
#6064 Ryohei Okada Sony 1
#6064 Hiroya Ohta Hitachi High-Technologies 1
#6064 Hiroshi Ikarashi Mitsubishi Electric 1
#6064 Takahiro Andoh Subaru 1
#6064 Kazuki ASAI Zeon 1
#6064 Xinrong Li Resonac 1
#6064 Mineto SATOH Nec 1
#6064 Kazuya Michikami Mitsubishi Electric 1
#6064 Yasutaka IMAMURA Mitsubishi Electric 1
#6064 Tetsuro Usami Yoshino Kogyosho Co. 1
#6064 Keiji Hasegawa Chuo Hatsujo 1
#6064 Takeyoshi Saiga Canon 1
#6064 Shigeru Haneda Kabushiki Kaisha Toshiba 1
#6064 Hiroyuki Minemura Hitachi 1
#6064 Kenji Nagumo Honda Motor Co. 1
#6064 Eisuke Negishi Sony 1
#6064 Atsushi Kohnotoh Canon 1
#6064 Takuya Seino Canon 1
#6064 Shin Kataoka Kawasaki 1
#6064 Hitoshi Shimizu Fujifilm 1
#6064 Akito Tanokuchi 1