Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7355513 | Ultra-reliable personnel position locating system | Kenneth H. Brockel, Harry G. Ivory, Fenton K. Yip, John P. Finn | 2008-04-08 |
| 4618810 | Variable speed AC motor control system | William D. Mathewes, Fenton L. Rees, Albert Joseph Flack | 1986-10-21 |