Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9516701 | Warm window buss bar system and safety mechanism | Steven X. Johnson | 2016-12-06 |
| 8669503 | Warm window buss bar system and safety mechanism | Steven X. Johnson | 2014-03-11 |
| 8530793 | Warm window buss bar system and safety mechanism | Steven X. Johnson | 2013-09-10 |
| 8375641 | Coil spring counterbalance | — | 2013-02-19 |
| 8136301 | Coil spring counterbalance | — | 2012-03-20 |
| 7506475 | Multi-coil spring window counterbalance assembly | — | 2009-03-24 |
| 7047693 | Multi-coil spring window counterbalance assembly | — | 2006-05-23 |