Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kamisu, JP ranks #3,680 worldwide for total patents filed in 2016, with 29 patents from 17 inventors. Leading employers of inventors based in Kamisu, JP include Dic, Kuraray Co., International Catalyst Technology.

Showing 1–17 of 17 inventors

Rank Inventor Primary Company Patents
1 Seiji Funakura Dic 7
2 Tomoaki Tsuji Kuraray Co. 5
3 Tatsuya Yoshikawa International Catalyst Technology 2
3 Keiji Shibata Kao 2
#5 Masayuki Omori Eisai R&D Management Co. 1
#5 Hiromitsu Sasaki Honda Motor Co. 1
#5 Masabumi Takahashi Eisai R&D Management Co. 1
#5 Yosuke UEHARA Kuraray Co. 1
#5 Shiro Takahashi Man Design Co. 1
#5 Daisuke Koda Kuraray Co. 1
#5 Manabu Furudate Shin-Etsu Chemical Co. 1
#5 Yoshitsugu Eguchi Shin-Etsu Chemical Co. 1
#5 Minoru Kase Kao 1
#5 Kazuhiro Yoshizawa Eisai R&D Management Co. 1
#5 Tadashi Amano Shin-Etsu Chemical Co. 1
#5 Hideaki Ueoka Kao 1
#5 Makoto Toyohara Sanshin Industries 1