Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152891 | Field-reversible locking mechanism | Gary R. Bergen | 2006-12-26 |
| 7120943 | Air-burst drain plunger | Howard M. Allenbaugh, David M. Turchik | 2006-10-17 |
| 6922854 | Air-burst drain plunger | Howard M. Allenbaugh, David M. Turchik | 2005-08-02 |
| 6568727 | Retention and reinforcement system for knobs and levers | — | 2003-05-27 |
| 6550074 | Air-burst drain plunger | Howard M. Allenbaugh, David M. Turchik | 2003-04-22 |
| 6412319 | Lockset having keyed egg-shaped knob | Gerald Chong | 2002-07-02 |
| D443808 | Cylinder portion of a lever-type lockset | — | 2001-06-19 |
| 5996383 | Lockset with motion detection and ambient light sensors | Joseph J. Fata, Charles Babb | 1999-12-07 |
| D400078 | Weatherproof padlock cover | — | 1998-10-27 |
| D396798 | Door lock cylinder face | Joseph J. Fata, Charles Babb | 1998-08-11 |
| 5761937 | Auxiliary lock | — | 1998-06-09 |
| 5761935 | Weatherproof padlock | — | 1998-06-09 |
| 5540070 | Auxiliary lock with reversible adapter | — | 1996-07-30 |