Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5953947 | Method and apparatus for forming a profile in a wall of a hollow cylindrical work piece | — | 1999-09-21 |
| 5862700 | Method and apparatus for forming a profile in a wall of a hollow cylindrical work piece | — | 1999-01-26 |
| 5782042 | Tilting pole system | — | 1998-07-21 |
| 5301528 | Device for manufacturing toothed pulleys | Gunter A. Hofmann, Willi Schroth | 1994-04-12 |
| 4574877 | Can-type evaporative cooling device for power semiconductor elements | — | 1986-03-11 |
| 4566529 | Cooling device, in which converters or rectifiers or other semiconductor components are immersed in boiling liquor | — | 1986-01-28 |
| 4521170 | Power semiconductor component for liquid cooling | — | 1985-06-04 |
| 4520383 | Power semiconductor component for boiling cooling | — | 1985-05-28 |
| 4520384 | Power semiconductor component for cooling by boiling or liquids | — | 1985-05-28 |
| 4350026 | Cooling device for electrical and/or electronic component elements producing lost heat and a procedure for operating such | — | 1982-09-21 |