OE

Osamu Ebinuma

OC Oji Paper Co.: 1 patents #173 of 423Top 45%
Overall (All Time): #3,852,412 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5120521 Method of producing colored precipitated calcium carbonate Takashi Sakaguchi, Akira Yokoi, Yoshiki Saitoh 1992-06-09