KO

Kohji Ohishi

PC Polyplastics Co.: 1 patents #11 of 44Top 25%
Overall (1989): #86,048 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4861860 Process for producing polyester Minoru Akiyama, Ryuichi Sekita 1989-08-29