Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472791 | Envelope for slip-ring contacting members in high-power rotary current collector system | Robert Henry Rehder, James H. Ferguson, Melvin George Johnson | 2002-10-29 |
| 6465926 | Cleaning/cooling of high-power rotary current collector system | Robert Henry Rehder, Melvin George Johnson | 2002-10-15 |