Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9577503 | Rotating machines using trapped field magnets and related methods | Kent Davey, Jim Weldon, Michael D. Werst, Robert E. Hebner | 2017-02-21 |
| 8772994 | Permanent-magnet (PM) rotors and systems | Lijun Liu | 2014-07-08 |
| 8471424 | Permanent-magnet (PM) rotors and systems | Lijun Liu | 2013-06-25 |
| 8461737 | Permanent-magnet (PM) rotors and systems | Lijun Liu | 2013-06-11 |