Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4199664 | Telephone line circuit | Philippe Hernandez, Daniel Reynes, Jean-Pierre Suzzoni, Nghiem H. Tu | 1980-04-22 |
JG
Jean-Claude C. Grange
Overall (All Time): #4,110,589 of 4,157,543Top 100%
1
Patents All Time