Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5566507 | Double-hung tilting sash type window system | Melvin J. Schmidt, Thomas P. Coach, Glenn C. Hause, Dennis A. Galowitz, Robert Hendricks +2 more | 1996-10-22 |
| 5544450 | Double-hung tilting sash type window system | Melvin J. Schmidt, Thomas P. Coach, Glenn C. Hause, Dennis A. Galowitz, Robert Hendricks +2 more | 1996-08-13 |