Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kochi, JP ranks #822 worldwide for total patents filed in 2021, with 179 patents from 115 inventors. Leading employers of inventors based in Kochi, JP include Tokyo Electron Limited, Honda Motor Co., Nippon Kodoshi.

Showing 1–50 of 115 inventors

Rank Inventor Primary Company Patents
1 Yusuke Saito Tokyo Electron Limited 8
2 Yoshifumi Amano Tokyo Electron Limited 6
2 Satoshi Morita Tokyo Electron Limited 6
#4 Takeshi Matsumoto Honda Motor Co. 5
#5 Atsushi IGAWA Nippon Kodoshi 4
#5 Kazuhiro Aiura Tokyo Electron Limited 4
#7 Yosuke Omori Tokyo Electron Limited 3
#7 Akihiro Teramoto Tokyo Electron Limited 3
#7 Hiromi Hara Tokyo Electron Limited 3
#7 Masashi Tsuchiyama Tokyo Electron Limited 3
#7 Yoshitaka Otsuka Tokyo Electron Limited 3
#12 Koudai Higashi Tokyo Electron Limited 2
#12 Takahiro Ookubo Hitachi Koki Co. 2
#12 Ryoji Ikebe Tokyo Electron Limited 2
#12 Isamu Miyamoto Tokyo Electron Limited 2
#12 Kouji Takuma Tokyo Electron Limited 2
#12 Masahiko Ueta Nippon Kodoshi 2
#12 Yoshinobu Koizumi Nihon Trim Co. 2
#12 Suguru Enokida Tokyo Electron Limited 2
#12 Hiroko NAKAOKA Unicharm 2
#12 Shinichiro Misaka Tokyo Electron Limited 2
#12 Ippei Hamada Tokyo Electron Limited 2
#12 Tadashi Nishiyama Honda Motor Co. 2
#12 Satoru Shimura Tokyo Electron Limited 2
#12 Kenji Sugakawa Tokyo Electron Limited 2
#12 Takeshi Saikusa Tokyo Electron Limited 2
#12 Katsuhiro Morikawa Tokyo Electron Limited 2
#12 Norihiro Wada Nippon Kodoshi 2
#12 Koji Kagawa Tokyo Electron Limited 2
#12 Takashi Nakamitsu Tokyo Electron Limited 2
#12 Toru Tokimatu Tokyo Electron Limited 2
#12 Hideaki Ichiura Unicharm 2
#12 Hiroshi Mizunoura Tokyo Electron Limited 2
#12 Kouichi Mizunaga Tokyo Electron Limited 2
#12 Yuichi Douki Tokyo Electron Limited 2
#12 Koshi MUTA Tokyo Electron Limited 2
#12 Masaru Honda Tokyo Electron Limited 2
#12 Tomohiro Nakashima Takenaka 2
#39 Koukichi Hiroshiro Tokyo Electron Limited 1
#39 Kazuyoshi Shinohara Tokyo Electron Limited 1
#39 Hitoshi Muguruma National Institute Of Advanced Industrial Science And Technology 1
#39 Eiichi Sekimoto Tokyo Electron Limited 1
#39 Tomoki Okazawa Tokyo Electron Limited 1
#39 Kazuhito Miyazaki Tokyo Electron Limited 1
#39 Seiya Fujimoto Minebea Co. 1
#39 Yuichi Terashita Tokyo Electron Limited 1
#39 Gaku Matsuoka Nippon Kodoshi 1
#39 Kentaro OGAWA Casio Computer Co. 1
#39 Satoshi Taga Tokyo Electron Limited 1
#39 Youichi MASAKI Tokyo Electron Limited 1