Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5241777 | Wind powered mole control device | Olin L. Looker | 1993-09-07 |
| D314401 | Robot newspaper vending machine | Edward Lehman | 1991-02-05 |
| 4854027 | Manufacture of impact printing ribbon cartridge | George R. W. Sully, Martin Crisp | 1989-08-08 |
| 4813731 | Release mechanism | — | 1989-03-21 |
| 4729676 | Impact printing apparatus and ribbon cartridges | George R. W. Sully, Martin Crisp | 1988-03-08 |