Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794879 | Apparatus and method for detecting and calculating ground fault resistance | Rodney Allen Lawson, William Robert Pearson, Harold Copeland Sanderson, Gautam Sinha, Ivan Elmo Freeman, Jr. +1 more | 2004-09-21 |
| 6442051 | Full thyristor bridge circuit with free wheeling diode for de-excitation control and stability sensing | Michael John Ryan, Rodney A. Lawson, John E. Bittner | 2002-08-27 |