TK

Takayuki Kawaguchi

KT Kabushiki Kaisha Toshiba: 2 patents #133 of 1,409Top 10%
TC Tanabe Seiyaku Co.: 1 patents #10 of 51Top 20%
Overall (1989): #6,937 of 140,708Top 5%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4866196 Phenoxyacetic acid derivatives and preparation thereof Takeo Iwakuma, Toyoharu Yamashita, Yasuhiko Sasaki, Tamotu Shimazaki 1989-09-12
4804868 BiMOS logical circuit Masami Masuda, Yasumitsu Nozawa 1989-02-14
4804869 BiMOS logical circuit Masami Masuda, Yasumitsu Nozawa 1989-02-14