Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40320 | Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator | Julius J. Stevens, William C. Edmundson, Ronald E. Murray | 2008-05-20 |
| 6690145 | Permanent magnet alternator and voltage regulator circuit for the permanent magnet alternator | Julius J. Stevens, William C. Edmundson, Ronald E. Murray | 2004-02-10 |