Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kunitachi, JP ranks #2,854 worldwide for total patents filed in 2017, with 42 patents from 29 inventors. Leading employers of inventors based in Kunitachi, JP include Fujitsu Limited, Ntn, Konica Minolta.

Showing 1–29 of 29 inventors

Rank Inventor Primary Company Patents
1 Manabu Nakao Fujitsu Limited 5
2 Eiichi Nakamizo Ntn 3
2 Taketoshi Yoshida Fujitsu Limited 3
#4 Akihiko Kakita Konica Minolta 2
#4 Shinji Obana Canon 2
#4 Takaya Matsuno Kabushiki Kaisha Toshiba 2
#4 Seiko Mitachi NTT 2
#4 Hyou Takahashi Fujifilm 2
#9 Yuichi Onumata Casio Computer Co. 1
#9 Keigo Matsuo Olympus 1
#9 Kazuhito HASE Bridgestone 1
#9 Takao Kono Socionext 1
#9 Mamoru Yoshida Sumitomo Electric Industries 1
#9 Masao Teshima Kabushiki Kaisha Toshiba 1
#9 Shuichi Terada Canon 1
#9 Shuichi Satoh Sumitomo Electric Industries 1
#9 Aya Saiki Otsuka Chemical Co. 1
#9 Asako Seki Olympus 1
#9 Akemi Kayama Toshiba Client Solutions Co. 1
#9 Hideo Iwase Canon 1
#9 Masaaki Nakao Kureha Kagaku Kogyo 1
#9 Kaoru Hirano Kabushiki Kaisha Toshiba 1
#9 Toshio Andou Hitachi 1
#9 Masanao Itoh Kabushiki Kaisha Toshiba 1
#9 Isamu Yoshino Mitsubishi Gas Chemical Company 1
#9 Taku Kobayasi Fujitsu Limited 1
#9 Keiichi Hanami Bridgestone 1
#9 Kazuhiro Kan Olympus 1
#9 Kenchi Ito Hitachi 1