Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6036243 | Low profile door handle assembly | — | 2000-03-14 |
| 5906403 | Multipoint lock for sliding patio door | William Bestler, Clark Velzke | 1999-05-25 |
| D389722 | Patio door handle | — | 1998-01-27 |
| 5489131 | Locking handle for window | — | 1996-02-06 |