Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929292 | Lever lock system | Mauricio Galindo | 2005-08-16 |
| 6581991 | Automated door latch actuator especially adapted for mortise locks and method corresponding thereto | — | 2003-06-24 |
| 5820290 | Door handle/knob assembly having a wobble control ring | — | 1998-10-13 |
| 5765412 | Multiple backset lock | Cheryl Kay Koskela | 1998-06-16 |
| 5395144 | Non-handed door latch for passage and privacy functions | — | 1995-03-07 |
| 5308131 | Interchangeable faceplates for door latches permitting adaptation to a variety of standard door preparations | Ralph E. Neary | 1994-05-03 |
| 5152558 | Lockset adaptable for installation at more than one backset distance | William D. Smith | 1992-10-06 |