Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D450232 | Stop sign shaped push button and/or key operated padlock | George M. Yulich | 2001-11-13 |
| D370618 | Padlock | — | 1996-06-11 |
| D360125 | Padlock | — | 1995-07-11 |
| D352886 | Stop sign padlock | — | 1994-11-29 |
| 4952228 | Push-button padlocks having swivel-only shackles | Robert J. Bretl | 1990-08-28 |
| 4866958 | Push-button lock mechanisms | Robert J. Bretl | 1989-09-19 |
| 4862714 | Push-button padlocks having swivel-only shackles | Robert J. Bretl | 1989-09-05 |
| 4829795 | Anti-pry padlock and method of use | — | 1989-05-16 |