Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D317557 | Padlock hasp guard | — | 1991-06-18 |
| D317248 | Padlock hasp guard | — | 1991-06-04 |
| 4843845 | Padlock shackle and hasp staple protector | — | 1989-07-04 |
| 4788836 | Constraining tamper proof padlock hasp apparatus | — | 1988-12-06 |
| 4745783 | Tamper proof padlock hasp apparatus | — | 1988-05-24 |
| 4530529 | Externally accessible adjuster for flush latches | Bernard W. Henrichs | 1985-07-23 |
| 4502193 | Stand-off fastener | Raymond E. Harmon | 1985-03-05 |