Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664894 | Debossment die holder | Roger M. Gray | 1997-09-09 |
| 5665193 | Method of debossing from character and indicia-forming pigmented tape | Charles T. Groswith, III, Eugene F. Duval, Roger M. Gray, Robert E. Smith | 1997-09-09 |
| 5629587 | Programmable lighting control system for controlling illumination duration and intensity levels of lamps in multiple lighting strings | Roger M. Gray | 1997-05-13 |