Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8429856 | Double-hung window with uniform wood interior | Jeffrey A. DeLonay, George H. Digman | 2013-04-30 |
| 8196355 | Double-hung window with uniform wood interior | Jeffery A. DeLonay, George H. Digman | 2012-06-12 |
| 7448164 | Double-hung window with uniform wood interior | — | 2008-11-11 |
| 7296381 | Double-hung window with uniform wood interior | Jeffrey A. DeLonay, George H. Digman | 2007-11-20 |