Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8389893 | Laser beam machining | Michael Kempe, Peter Westphal, Georg von Freymann | 2013-03-05 |
| 5615481 | Method and apparatus for the production of circumferentially compressible pipe fittings | Walter Viegener, Heinz Walter | 1997-04-01 |
| 5452502 | Turret-type machine tool | Heinz Walter, Helmut Heselschwerdt | 1995-09-26 |
| 4473930 | Automatic transfer machine tool with circular supply movement | Heinz Bezner, Manfred Bratz, Sven Frank, Hans-Jorg Semsky, Heinz Walter +2 more | 1984-10-02 |