Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179803 | Operating mechanism for a roof window | — | 1993-01-19 |
| 4887392 | Apparatus for actuating and locking a window sash | — | 1989-12-19 |
| 4860493 | Non-backdriving actuator for opening and closing a window sash | — | 1989-08-29 |
| 4703960 | Power-operated window lock | — | 1987-11-03 |
| 4553656 | Power actuated operator for windows and the like | — | 1985-11-19 |
| 4387942 | Drawer slide assembly | — | 1983-06-14 |
| 4307542 | Window | — | 1981-12-29 |
| 4199058 | Package | Joseph R. Kuehn | 1980-04-22 |