EI

Etsuji Ishimaru

MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
📍 Iwakuni, JP: #263 of 421 inventorsTop 65%
Overall (All Time): #3,977,083 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4675373 Polyhydroxy polyether, process for its production, and its use Tadao Yatsu, Kimiyoshi Miura 1987-06-23