Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10685778 | Intra-tank under-oil vacuum primary switches for medium voltage transformer applications | Brian Klaponski, Garth Norberg, Joseph H. Groeger, Jeremy Sewell, Larry Dix +3 more | 2020-06-16 |
| 10403426 | Fault-tolerant power transformer design and method of fabrication | Joseph H. Groeger, Winston Madray, Garth Norberg, Brian Klaponski | 2019-09-03 |
| 10217556 | Fault-tolerant power transformer design and method of fabrication | Joseph H. Groeger, Winston Madray, Garth Norberg, Brian Klaponski | 2019-02-26 |