Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638295 | Transfer switch system with subnetwork | James R. Hanna, Bert Popovich | 1997-06-10 |
| 5635772 | Method and apparatus for transferring between electrical power sources which adaptively blocks transfer until load voltage decays to safe value | James R. Hanna, James W. McGill, Jr. | 1997-06-03 |
| 5627716 | Overcurrent protection device | Harry W. Wargo, Anthony Tomeo, Joseph C. Engel | 1997-05-06 |