Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634229 | Resistive fluid level sensing and control system | Ghaffar Kazkaz, Richard C. Francke | 2003-10-21 |
| 6479792 | Welding machine, system and method therefor | Richard C. Francke | 2002-11-12 |
| 6127821 | System for adjusting a magnetic sensor to detect the presence of ferrous objects | Edward A. Ramsden | 2000-10-03 |