Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7234740 | Striker assembly for a door lock | — | 2007-06-26 |
| 7228719 | Sliding door lock | Richard Zitzelsperger | 2007-06-12 |
| D521351 | Door handle and striker | — | 2006-05-23 |
| D517395 | Door lock handle body and striker | — | 2006-03-21 |
| 6748773 | Lock | Perry R. Long | 2004-06-15 |
| 5924683 | Self-contained spring balance system | — | 1999-07-20 |
| 5390516 | Pushbutton lock for sliding doors | — | 1995-02-21 |
| 5099963 | Sash window brake | — | 1992-03-31 |