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 Japan Display, Rion Co., Unknown.

Showing 11,601–11,650 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Kazuki TAMANAGA Japan Display 1
#6064 Yoichi Fujisaka Rion Co. 1
#6064 Masahiko Katsuta Unknown 1
#6064 Hisanobu Oomiya Taiyo Yuden Co. 1
#6064 Reiri Kin Fuji Electric Co. 1
#6064 Yoshitaka Moriyama Jfe Engineering 1
#6064 Atsuhiro TSUYOSHI Tdk 1
#6064 Yousuke BAN Lixil 1
#6064 Sinji Kuwabara Panasonic 1
#6064 Ryou Sakiyama Fdk 1
#6064 Taro Morimoto Dai Nippon Printing Co. 1
#6064 Naoharu Sasayama Fdk 1
#6064 Masafumi Yokota Sanyo Denki Co. 1
#6064 Jun Kariya Ngk Adrec Co. 1
#6064 Yasuhide Ueda Central Japan Railway Comany 1
#6064 Masashi MYOGAHARA Mitsubishi Electric 1
#6064 Takao Okada Denso 1
#6064 Eiichirou Tokizaki Hitachi 1
#6064 Shiro Katsuki Swcc Showa Cable Systems Co. 1
#6064 Yuuko Nagase Hitachi 1
#6064 Yoshimi Matsuzawa Swcc Showa Cable Systems Co. 1
#6064 Tatsuki Kagitani University Of Electro-Communications 1
#6064 Takahashi Kazuhiko Unknown 1
#6064 Seitaro Taniguchi Konica Minolta 1
#6064 Akira MOROOKA Sekisui Chemical Co. 1
#6064 Gota GOTO Bandai Namco Entertainment 1
#6064 Satoko Sakata Asahi Kasei Fibers 1
#6064 Kohichirou Yoshida Kyoraku Co. 1
#6064 Yasuyuki Hiwatashi Tdk 1
#6064 Kentaro Wakita Mitsubishi Motors 1
#6064 Yusuke Miyatake Lintec 1
#6064 Toshihiro Katou Nec 1
#6064 Kiminori Omura 1
#6064 Atsushi Fukazawa 1
#6064 Ikuko Fujino Kyowa Kirin Co. 1
#6064 Emi Kosugi Unitex 1
#6064 Yasuhiro Minamizato Jfe Engineering 1
#6064 Toichiro Hirose Kinki University 1
#6064 Daisuke Umiguchi Subaru 1
#6064 Yuya Doumoto The University Of Tokyo 1
#6064 Takeshi Tomura NS Sumikin Stainless 1
#6064 Hatsuhiro Matsuda Organo 1
#6064 Koichi Ushirosako Hitachi Systems 1
#6064 Keita Toyota Dai Nippon Printing Co. 1
#6064 Shouichi Matsumoto Jsr 1
#6064 Ayumi Hara Jsr 1
#6064 Tomohiro Hoshiba Bridgestone 1
#6064 Tomoo Hanesaka Bridgestone 1
#6064 Kouzou Toyota Ntt Facilities 1
#6064 Tatsuya Horikoshi Nippon Paper Industries Co. 1