Issued Patents All Time
Showing 1–3 of 3 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 |
| 4778234 | Integrated optics polarizing device | Michel Papuchon | 1988-10-18 |
| 4763972 | Differential absorption polarizer, a method of forming same and device implementing said method | Michel Papuchon, Alain Enard, Michel Werner | 1988-08-16 |