Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340650 | Vinyl alcohol units-containing polymer composite fiber having resistance to hot water and wet heat and process for its production | Kiyoshi Hirakawa | 1994-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340650 | Vinyl alcohol units-containing polymer composite fiber having resistance to hot water and wet heat and process for its production | Kiyoshi Hirakawa | 1994-08-23 |