Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719810 | Method for providing protective treatment to nylon fibers | David R. Kelly, Robert R. Hixson | 2004-04-13 |
| 5445653 | Method of dyeing nylon to produce colorfast fiber which resists further dyeing | Robert R. Hixson, Hobert C. Sweatman | 1995-08-29 |