Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4456991 | Telephone line circuit and system | Ramon C. W. Chea, Jr., Santanu Das, Daniel C. Upp, Jozef Cornu, Jean Taeymans | 1984-06-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4456991 | Telephone line circuit and system | Ramon C. W. Chea, Jr., Santanu Das, Daniel C. Upp, Jozef Cornu, Jean Taeymans | 1984-06-26 |