Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644988 | Printing method of applying a polymer surface material and substrate produced by the method | Nathan Hale | 1997-07-08 |
| 5642141 | Low energy heat activated transfer printing process | Nathan Hale | 1997-06-24 |
| 5640180 | Low energy heat activated transfer printing process | Nathan Hale | 1997-06-17 |
| 5601023 | Permanent heat activated transfer printing process and composition | Nathan Hale | 1997-02-11 |
| 5590600 | Permanent heat activated electrographic printing process and composition | Nathan Hale | 1997-01-07 |