Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339235 | Fault compensating multi-step wave inverter | Robert C. Eckenfelder, John J. Tumpey, Alfred W. Wohlberg, Kapal Gandikota | 1994-08-16 |
| 5313098 | Packaging arrangement for power semiconductor devices | John J. Tumpey, Raymond W. Borden, Robert C. Eckenfelder | 1994-05-17 |