Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969233 | Carbon current collecting shoe with damage detector for operation with a high current electrical power supply | Frederic Guyot | 1999-10-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969233 | Carbon current collecting shoe with damage detector for operation with a high current electrical power supply | Frederic Guyot | 1999-10-19 |