Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7222458 | Actuator for a tilt-latch for a sash window | Allen D. Polowinczak | 2007-05-29 |
| 7093349 | System for manufacturing sash window assemblies | James G. Prete, Richard A. Gardner, Steven E. Schultz, Mark V. Murphy, George E. Heid | 2006-08-22 |
| 6983963 | Forced entry resistance device for sash lock | Mark B. Eenigenburg | 2006-01-10 |
| 6874826 | Actuator for a tilt-latch for a sash window | Allen D. Polowinczak | 2005-04-05 |
| 6832792 | Actuator for a tilt-latch for a sash window | Allen D. Polowinczak | 2004-12-21 |
| 6751904 | Balance system for sash window assembly | James G. Prete, Richard A. Gardner, Steven E. Schultz, Mark V. Murphy, George E. Heid | 2004-06-22 |
| 6523307 | Balance system for sash window assembly | James G. Prete, Richard A. Gardner, Steven E. Schultz, Mark V. Murphy, George E. Heid | 2003-02-25 |
| D456688 | Tilt-latch | Allen D. Polowinczak | 2002-05-07 |