Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4640240 | Arrangement for limiting radial thermal expansions of cylinders of a reciprocating piston internal combustion engine | Karl Gregotsch, Rolf von Sivers | 1987-02-03 |
| 4594917 | Crank assembly for an internal combustion engine | — | 1986-06-17 |
| 4563984 | Suction pipe apparatus for an internal-combustion engine | Karl Gregotsch, Rolf von Sivers | 1986-01-14 |
| 4486173 | High-temperature, high-pressure workpiece treatment system | Ernst Hieber, Hans-Dieter Kaden, Helmut Martini | 1984-12-04 |
| 4475995 | Method for electrochemical removal of metallic work material | Alfred Thilow | 1984-10-09 |