Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6280665 | Method of injection or diecasting mold temperature control | — | 2001-08-28 |
| 5827465 | Method for tempering an injection molding tool | — | 1998-10-27 |
| 5772933 | Method for tempering an injection mold having at least one heated nozzle or hot runner | — | 1998-06-30 |
| 5427720 | Method for mold temperature control | — | 1995-06-27 |
| 4840150 | Valve-actuating lever for internal combustion engines | Horst Zielke | 1989-06-20 |
| 4816011 | Tensioning device for belts and the like, in particular on motor vehicle engines | — | 1989-03-28 |
| 4813915 | Tensioning device for belts and the like, in particular on motor vehicle engines | — | 1989-03-21 |
| 4607737 | Hydraulically operating release arrangement, especially for a vehicle clutch | Rudiger Hans | 1986-08-26 |
| 4490128 | Bearing-mounted plastic wheel | Siegfried Weiss, Gunther Heurich | 1984-12-25 |
| 4201425 | Locking device for anti-friction bearings with split inner ring | Hans Freund | 1980-05-06 |