Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880288 | Integrated optical waveguide, method for its manufacture, and its use in an electro-optical modulator | Michel Papuchon, Herve Lefevre | 1989-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880288 | Integrated optical waveguide, method for its manufacture, and its use in an electro-optical modulator | Michel Papuchon, Herve Lefevre | 1989-11-14 |