Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856329 | Heat transfer measurement device, in particular flow monitor | Gerd Marhofer | 1989-08-15 |
| 4849874 | Single mag amp control system for regulating bipolar voltage output of a power converter | Ralph Walk, Pradhuman S. Zaveri | 1989-07-18 |