Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5076574 | Rope climbing exercise apparatus | — | 1991-12-31 |
| 5056835 | Latching mechanism for a closure with a disconnectable handle and a sliding catch | — | 1991-10-15 |
| 4802607 | Tip trimmer assembly for a caulking gun | — | 1989-02-07 |
| 4754524 | Door with pivot hinge | Robert E. Bullock | 1988-07-05 |
| 4678953 | Motor mount assembly | — | 1987-07-07 |
| 4434931 | Cash box for paper currency | James Hunt | 1984-03-06 |
| 4374188 | Electric storage battery | Stephen W. Campbell, Eric E. Cragg, Michael J. Elwell | 1983-02-15 |
| 4361161 | Coin handling device | — | 1982-11-30 |
| D266757 | Electrical storage battery | Stephen W. Campbell, Eric E. Cragg, Michael J. Elwell | 1982-11-02 |
| 4263924 | Coin separating device | — | 1981-04-28 |
| 4215773 | Coin-handling device | — | 1980-08-05 |