Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6230456 | Window insert fastener | — | 2001-05-15 |
| 5899033 | Adjustable hub assembly for window muntins | — | 1999-05-04 |
| D366208 | Back support bracket for butterfly chairs | — | 1996-01-16 |
| D333971 | Housing for a window opening operator | Donald T. Kaplan, Louis G. Lieske | 1993-03-16 |
| 4933569 | Shut-off valve for sprayer | — | 1990-06-12 |