Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12066170 | Electrical medallion | — | 2024-08-20 |
| 4586837 | Ink ribbon cartridge indication system for printer | Shepard D. Johnson, Andrew J. French, Dennis Hedrick, Charles D. Helfenberger | 1986-05-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12066170 | Electrical medallion | — | 2024-08-20 |
| 4586837 | Ink ribbon cartridge indication system for printer | Shepard D. Johnson, Andrew J. French, Dennis Hedrick, Charles D. Helfenberger | 1986-05-06 |