HI

Hiroyuki Ishitobi

SC Shionogi & Co.: 3 patents #298 of 1,054Top 30%
Overall (All Time): #1,662,333 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5143910 Piperaziniocephalosporins Hiroshi Onoue, Toshiro Konoike 1992-09-01
4731362 Alkylcarbamoyloxymethylcephem compounds Yoshio Hamashima, Teruji Tsuji, Tetsuo Okada, Kyoji Minami, Koji Ishikura 1988-03-15
4581173 Production of hydroxymethylbutenoic acids via oxidation Teruji Tsuji, Kanji Tokuyama, Mamoru Tanaka 1986-04-08