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, Ihi, Canon.

Showing 10,401–10,450 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Teppei Imamura Sony 1
#6064 Takashi Ogai Ihi 1
#6064 Sayaka Kumon Canon 1
#6064 Teruyoshi YAMAGUCHI Mitsubishi Electric 1
#6064 Toru MOTOYA Hitachi 1
#6064 Hirofumi Mori Mitsubishi Electric 1
#6064 Masahiro Asako Gnss Technologies 1
#6064 Atsushi Yuasa Mitsubishi Electric 1
#6064 Takeo Inagaki Sony 1
#6064 Satoshi Hosokawa IBM 1
#6064 Masahiko Kishimoto Ebara 1
#6064 Seiichi Sai Disco 1
#6064 Naoki Sugita Kel 1
#6064 Teruyuki HARA Mitsubishi Electric 1
#6064 Takaya Niimi Kyoraku Co. 1
#6064 Ryo Iida Toshiba Mitsubishi-Electric Industrial Systems 1
#6064 Tomoya MURASE Zeon 1
#6064 Yoshikazu Tsuzuki Furukawa Electric Co. 1
#6064 Masafumi Tomono Fujifilm 1
#6064 Hisajiro Nakano Ebara 1
#6064 Tomohiro Tsukihara Gree Holdings 1
#6064 Masahiko Kubota Canon 1
#6064 Naoya Sugano Mediplus 1
#6064 Yoshinori Ishida Panasonic 1
#6064 Tomoya Kojima Sony 1
#6064 Mika Yoshino Audio-Technica 1
#6064 Ryo Kawabata Jfe Steel 1
#6064 Masashi Hamada Canon 1
#6064 Takuji KAWAMURA Globeride 1
#6064 Itaru Takaya Canon 1
#6064 Kazuichiro Itonaga Sony 1
#6064 Tsuyoshi Muto Canon 1
#6064 Shunichiro Kuroki Aroma Bit 1
#6064 Takao Nakagawa Fujitsu Limited 1
#6064 Masatoshi Ogata Hitachi Automotive Systems 1
#6064 Yoichiro Tsumura Mitsubishi Electric 1
#6064 Taichi Ozawa Sato 1
#6064 Takafumi Yamaguchi Jtekt 1
#6064 Hirofumi Ohtsubo Jfe Steel 1
#6064 Atsushi Yuyama Mitsubishi Electric 1
#6064 Atsuhiro Tokita Mitsubishi Gas Chemical Company 1
#6064 Hiromasa Hayashi Denso 1
#6064 Shigeki Shindou Max Co. 1
#6064 Kimiyasu Mizuno Casio Computer Co. 1
#6064 Yumiko Hori Yoshida Industries Co. 1
#6064 Atsufumi Shibayama Nec 1
#6064 Masaki Taya Mitsubishi Electric 1
#6064 Masateru Usuki Jasco 1
#6064 Yasunao MIYAMURA Showa Denko K.K. 1
#6064 Hiroki Haga Panasonic 1