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 Lixil, Nemoto Kyorindo Co., Hitachi Kokusai Electric.

Showing 13,201–13,250 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Yoshihiko Ando Lixil 1
#6064 Hirofumi Uchizono Nemoto Kyorindo Co. 1
#6064 Tatsuhiro Nakada Hitachi Kokusai Electric 1
#6064 Yuji Kohno Jeol 1
#6064 Tomonori Sekiguchi Hitachi 1
#6064 Hiroshige Kashiwabara Hitachi 1
#6064 Koji Hakuta Gree Holdings 1
#6064 Takeshi Takenaka Yoshino Gypsum Co. 1
#6064 Shigeyuki Furomoto Mitsubishi Kagaku Media Co. 1
#6064 Yasushi NAGUMO Hitachi 1
#6064 Hirokazu Ogino Nihon Kohden 1
#6064 Tomonori Kawagoe Hitachi Industrial Equipment Systems Co. 1
#6064 Haoyun SHI Hitachi Automotive Systems 1
#6064 Masatoshi Nakajima Fanuc 1
#6064 Akihiro Morita NTT 1
#6064 Takahiro KAWASHIRI Subaru 1
#6064 Ryoichi Ikeda Mitsubishi Electric 1
#6064 Hiroaki Toda Jfe Steel 1
#6064 Kazuhiro Mochizuki Hitachi 1
#6064 Gaku Ogawa Bridgestone 1
#6064 Tsunaki Nishida Tachi-S Co. 1
#6064 Tsukasa Nozawa 1
#6064 Yusuke Aida Tachi-S Co. 1
#6064 Hiroaki Mikami Subaru 1
#6064 Tomoaki Ikejima Mitsubishi Electric 1
#6064 Mitsuhiko Higuchi Renesas Electronics 1
#6064 Yusuke Furuta Mitsubishi Heavy Industries Engine & Turbocharger 1
#6064 Shigeaki Sasaki NTT 1
#6064 Kumi Kojima Semiconductor Energy Laboratory 1
#6064 Yasushi Tsuruta Sony 1
#6064 Naohisa Ando Japan Display 1
#6064 Haruka Shimizu Renesas Electronics 1
#6064 Suguru Yabe Dai Nippon Printing Co. 1
#6064 Takashi Oshiba Nec 1
#6064 Guillaume Vergnaud Apple 1
#6064 Tetsuya Yamazaki Hitachi 1
#6064 Tomonobu Matsuda Rion Co. 1
#6064 Yasuhiro Terasaki Tdk 1
#6064 Naoaki Yamashita Hitachi High-Technologies 1
#6064 Keisuke Takemori Kddi 1
#6064 Tadayuki Nonaka Keiwa Incorporated 1
#6064 Mengxiong WANG Mitsubishi Electric 1
#6064 Hideaki MAEHARA Mitsubishi Electric 1
#6064 Yujiro Idaka Canon 1
#6064 Hiroshi Masuzawa Hitachi 1
#6064 Takeharu Yasuda Nec 1
#6064 Kaori Yagi Kyowa Hakko Kirin Co. 1
#6064 Akihiro Miyauchi Hitachi 1
#6064 Kazuo Asanuma Taiyo Yuden Co. 1
#6064 Satoru Mikajiri Canon 1