Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5712704 | Appliance for measuring polarization mode dispersion and corresponding measuring process | Philippe Martin, Edouard Taufflieb, Herve Lefevre | 1998-01-27 |
| 5115677 | Methods and devices for determining the contact angle of a drop of liquid placed on a substrate | Philippe Martin | 1992-05-26 |
| 4907878 | Device for discriminating fluids having different refractive indices and device for measuring the voluminal fraction of at least one fluid of a current of non-mixible fluids incorporating the discrimination device | Herve Arditty, Philippe Graindorge, Jean-Pierre Gerardin, Jean-Louis Lesne, Dominique Meyet | 1990-03-13 |