Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643592 | System and method for fault diagnosis | James M. Loman, Kelvin Ma | 2003-11-04 |
DR
David Wayne Riffel
Overall (All Time): #3,527,597 of 4,157,543Top 85%
1
Patents All Time