YH

Yasuyoshi Hamada

NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
Overall (All Time): #3,649,123 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5902226 Method of preparing a propanol sol of silica Keiko Tasaki, Takafumi Yokoyama 1999-05-11