YS

Yoshie Souma

AT Agency Of Industrial Science And Technology: 4 patents #91 of 1,778Top 6%
📍 Ibaraki, JP: #1,893 of 6,779 inventorsTop 30%
Overall (All Time): #1,047,732 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6011171 Process for synthesis of tertiary carboxylic acids and the esters thereof Qiang Xu 2000-01-04
5095150 Formylated alklbenzenesulfonyl halide compound and process for preparing the same Jun Iyoda, Hirosi Sano 1992-03-10
5030752 Formylated alkylbenzenesulfonyl halide compound Jun Iyoda, Hirosi Sano 1991-07-09
4990629 Process for producing lactones 1991-02-05
4950793 Process for preparation of aromatic sulfone compounds 1990-08-21