Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5239252 | Method and apparatus for controlling single or multiphase A.C. power controllers | Diethard Runggaldier | 1993-08-24 |
| 5159657 | Method and apparatus for controlling single or polyphase a.c. power controllers | Diethard Runggaldier | 1992-10-27 |