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 Science And Technology Agency, Ricoh Company, Daiichi Sankyo Company, Limited.

Showing 11,551–11,600 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Ryota Iino Japan Science And Technology Agency 1
#6064 Hiroki Hiraguchi Ricoh Company 1
#6064 Takako Kimura Daiichi Sankyo Company, Limited 1
#6064 Keiichi Kishida Japan Display 1
#6064 Minoru Genta Mitsubishi Heavy Industries Mechatronics Systems 1
#6064 Masahiko Ebihara Hitachi Chemical Company 1
#6064 Hiromichi Ebata Hochiki 1
#6064 Susumu Sudo Konica Minolta 1
#6064 Ryosaku Aoki Olympus Imaging 1
#6064 Kisaku Shimura Yakult Honsha 1
#6064 Michio Kanemoto Nihon Kohden 1
#6064 Osami Taito Agc 1
#6064 Masahiko Tada Mitsubishi Electric 1
#6064 Kazuyuki Iizuka Hitachi Cable 1
#6064 Takeshi Tahara Aisin Seiki Kabushiki Kaisha 1
#6064 Makoto Kawahara Honda Motor Co. 1
#6064 Yukinobu Yokota Mitsubishi Hitachi Power Systems 1
#6064 Takeshi Kuwano Renesas Electronics 1
#6064 Kenichiro TERAGAMI Saint-Gobain Isover 1
#6064 Nobuhiro Watanabe Sapporo Breweries Limited 1
#6064 Masahiro Ota Daiichi Sankyo Company, Limited 1
#6064 Masakatsu Shibasaki Sagami Chemical Research Center 1
#6064 Tadaatsu Hanadate Astellas Pharma 1
#6064 Akihiro Ishihata Astellas Pharma 1
#6064 Ryohei Uno Mitsubishi Electric 1
#6064 Rie Yamaguchi The University Of Tokyo 1
#6064 Shigeki Harada Mitsubishi Electric 1
#6064 Shinsuke OKAYASU Nidec Copal 1
#6064 Chikara Katano Zeon 1
#6064 Masaru Tanabe Hoya 1
#6064 Akira Osawa Comcast 1
#6064 Hirokazu Konishi Olympus 1
#6064 Sekihiro Takeda Nippon Chemi-Con 1
#6064 Yasuyuki Kawanaka Tdk 1
#6064 Kosaburo Ito Stanley Electric Co. 1
#6064 Felipe GOMEZCABALLERO Hitachi Automotive Systems 1
#6064 Norio Kobayashi Sony 1
#6064 Yoji Imai Taiyo Yuden Co. 1
#6064 Atsushi Nishimoto Sony 1
#6064 Mitsuo Hayashi 1
#6064 Ayumi Saiki Mitsubishi Electric 1
#6064 Atsushi Shinno Mitsubishi Electric 1
#6064 Nobuyoshi Hiraiwa Fujitsu Component Limited 1
#6064 Takako Suzuki Tokyo Ohka Kogyo Co. 1
#6064 Yuta Hiraki Alps Alpine Co. 1
#6064 Yoshiro OKAZAKI Olympus 1
#6064 Tsuneo Hagiwara Teijin Seiki Co. 1
#6064 Toshiharu Sato Oki Data 1
#6064 Sho FURUTSUKI Hitachi 1
#6064 Yuki Sumi Mitsubishi Hitachi Power Systems 1