Issued Patents 1989
Showing 1–1 of 1 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, Egbert Kuhl | 1989-10-03 |
KK
Karl J. Kuhlmorgen
Overall (1989): #33,677 of 140,708Top 25%
1
Patents 1989