Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6135511 | Window locking system | Michael D. Smith, Scott Rote, William M. Martz | 2000-10-24 |
| 5927767 | Window locking system | Michael D. Smith, Scott Rote, William M. Martz | 1999-07-27 |
| 5623784 | Window operator | Duane Fier, Richard L. Bildahl, Kenneth D. Paulson | 1997-04-29 |