YH

Yamauchi Hiroshi

EI Eisai: 1 patents #611 of 998Top 65%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,890,211 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5066812 3-propenylcephem derivative Kamiya Takashi, Naito Toshihiko, Negi Shigeto, Komatu Yuuki, Kai Yasunobu +6 more 1991-11-19