TM

Toshio Morihiro

NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #3,857,874 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5141973 Method of preparing polyvinyl alcohol gel Tomokazu Kobayashi 1992-08-25