Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5303133 | Miniature electrical lighting device | — | 1994-04-12 |
| 4403163 | Conductor bar for electric machines and method of manufacture thereof | Rainer Armerding, Rupert Helmling, Waldemar Kopp, Peter Ehrt, Emil Boser | 1983-09-06 |