HY

Hisao Yamamoto

SC Sumitomo Chemical: 2 patents #31 of 256Top 15%
KC Kao Soap Co.: 1 patents #11 of 56Top 20%
Overall (1982): #12,856 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4358620 9-Formyl-9,10-dihydro-9,10-methanoanthracene Makoto Sunagawa, Hiromi Sato, Junki Katsube 1982-11-09
4318925 4-Homoisotwistane derivatives Toshio Atsumi, Yoshiaki Takebayashi, Masaru Fukui 1982-03-09