YK

Yuichi Kitagawa

AC Asahi Kasei Kogyo Co.: 1 patents #8 of 123Top 7%
Overall (1989): #39,636 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4835209 Rubber for tire treads and compositions thereof Haruo Yamada, Akira Saito 1989-05-30