Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831069 | Acrylonitrile spinning solution and process for producing fibers therewith | Teruhiko Sugimori, Yoshifumi Furutani, Toshiyuki Yasunaga | 1989-05-16 |
YS
Yoshinobu Shiraishi
Overall (1989): #40,275 of 140,708Top 30%
1
Patents 1989