Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5437580 | Door drive means with corrugated transmission belt | — | 1995-08-01 |
| 5419640 | Adjustable support for journals and hinge pins, especially for use with doors and gates | — | 1995-05-30 |
| 5397277 | Door drive mechanism including belt transmission for doors | — | 1995-03-14 |
| 5367825 | Door drive of an up and over door, sectional door or sliding door, especially of a garage door | — | 1994-11-29 |
| 5329864 | Door or wall reinforcing filler assembly | — | 1994-07-19 |
| 5188040 | Door or wall reinforcing filler assembly and method | — | 1993-02-23 |
| 4740945 | Sound reproducing apparatus for non-rotating plate-shaped or sheet-like sound carriers | — | 1988-04-26 |
| 4425098 | Sound-illustrated, bound book | — | 1984-01-10 |
| 4341313 | Shelving for pallets | — | 1982-07-27 |