Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228813 | Tool for use in machine tools | Gerhard Scheer | 1993-07-20 |
| 5168659 | Apparatus for finely working piston rings | — | 1992-12-08 |
| 4829142 | Aminofatty acid amides from the reaction of an epoxidized fatty acid ester width a polyfunctional amine, and use as a crosslinking agent | Rene-Andres A. Gonzalez, Manfred Budnowski, Julius Herold, Horst Rutzen, Hans-Guenter Seltmann | 1989-05-09 |
| 4388745 | Self closing multi pintle hinge | Theodor Vitt, Gerd Sturm | 1983-06-21 |