SM

Shigemitsu Muraoka

AC Asahi Kasei Kogyo Co.: 1 patents #8 of 123Top 7%
Overall (1989): #57,259 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4857255 Poly-p-phenylene-terephthalamide film and process for producing the same Taichi Imanishi 1989-08-15