ST

Susumu Tsukada

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Ooita, JP: #284 of 516 inventorsTop 60%
Overall (All Time): #3,627,839 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6120653 Separation and purification method of t-butyl-methylphenol isomer Kiyoshi Ikimi, Masaaki Toma 2000-09-19