Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8984820 | Geometrics window system | Charles D. Kownacki | 2015-03-24 |
| D460627 | Picture frame | Daniel J. Bernini | 2002-07-23 |
| 6404589 | Light-weight video cassette | Charles D. Kownacki | 2002-06-11 |