Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5381851 | Low pressure chill casting method for casting metal cast components | Georg Bilz, Hans Lammermann, Klaus Sterner, Klaus Riess | 1995-01-17 |
| 4854275 | Cylinder head for a combustion engine | — | 1989-08-08 |
| 4361181 | Casting core and process for the production thereof | Wolfram Wischnack | 1982-11-30 |