Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5922830 | Highly hygroscopic polyamide fiber, and production and application thereof | Tetsuya Katoh, Yumiko SAWAI | 1999-07-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5922830 | Highly hygroscopic polyamide fiber, and production and application thereof | Tetsuya Katoh, Yumiko SAWAI | 1999-07-13 |