Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871961 | Method of controlling the supply of power to electrical loads with a minimum of switching surges | Reinhard Kersten, Karl J. Kuhlmorgen | 1989-10-03 |
| 4829159 | Method of optimizing control of plural switched electric loads to reduce switching transients | Walter Braun, Reinhard Kersten | 1989-05-09 |