KT

Kenji Tai

EI Eisai: 8 patents #158 of 998Top 20%
📍 Ibaraki, JP: #1,290 of 6,779 inventorsTop 20%
Overall (All Time): #664,518 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6420363 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami +9 more 2002-07-16
6358995 Carboxylic acid derivatives having fused rings Katsuya Tagami, Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi +8 more 2002-03-19
6291508 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami +9 more 2001-09-18
6133283 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami +9 more 2000-10-17
6121309 Fused-ring carboxylic acid derivatives Katsuya Tagami, Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi +8 more 2000-09-19
6110959 Carboxylic acid derivatives having fused rings Katsuya Tagami, Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi +8 more 2000-08-29
6030964 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami +9 more 2000-02-29
5977125 Mono-or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Katsuya Tagami +9 more 1999-11-02