Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810737 | Spinning of spandex filaments | — | 1989-03-07 |
| 4668454 | Heat-strengthening process | Che-Hsiung Hsu, Michael Robert Samuels | 1987-05-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810737 | Spinning of spandex filaments | — | 1989-03-07 |
| 4668454 | Heat-strengthening process | Che-Hsiung Hsu, Michael Robert Samuels | 1987-05-26 |