Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553733 | Glass block with internal capsule | Donald E. Hock | 2003-04-29 |
| 6073412 | Corner key for window component assembly | — | 2000-06-13 |
| 6047514 | Window component and method of manufacture | — | 2000-04-11 |
| 5050359 | Joint adaptable for use in a closure and closure including such joint | Mark R. Lorge | 1991-09-24 |
| 4408650 | Roll-down window insulation | — | 1983-10-11 |