YH

Yoshio Hamashima

SC Shionogi & Co.: 32 patents #4 of 1,054Top 1%
Overall (All Time): #114,539 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4254119 3-Unsubstituted-3-cephem compounds Wataru Nagata 1981-03-03
4232151 Dihydrotriazinylthiooxacephalosporins Wataru Nagata, Teruji Tsuji, William H. W. Lunn 1980-11-04
4226864 7-Substituted aminoacetamido oxadethiacephalosporins Masayuki Narisada, Teruji Tsuji, Mitsuru Yoshioka, Matsumura Hiromu, Sadao Hayashi +1 more 1980-10-07
4220766 Oxazolines Teruji Tsuji, Mitsuru Yoshioka, Shoichiro Uyeo, Ikuo Kikkawa, Wataru Nagata 1980-09-02
4197402 Cephalosporin analogues Wataru Nagata 1980-04-08
4183928 Haloarylmalonamidooxacephalosporins Masayuki Narisada, Sadao Hayashi, Wataru Nagata 1980-01-15
4183855 Oxazolinoazetidinylbutyric acid derivatives Mitsuru Yoshioka, Shoichiro Uyeo, Teruji Tsuji, Ikuo Kikkawa, Wataru Nagata 1980-01-15