Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5072547 | Combined aluminum and wood frame for windows and doors | — | 1991-12-17 |
| 4972640 | Window trim assembly with mounting clip | — | 1990-11-27 |
| 4697365 | Edge-illuminated sign | Dennis S. Moosbrugger, David N. Watson | 1987-10-06 |
| 4570406 | Screen frame corner connector key | — | 1986-02-18 |