Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353107 | Electrical capacitor | Jean-Yves Decroix, Gerard Seytre, Pierre Charlot | 1982-10-05 |
| 4333709 | Mixture of disc-like liquid crystals, electro-optical device using such a mixture and process for orienting the molecules of the mixture | Annie Zann, Jean Billard, Michel Hareng | 1982-06-08 |
| 4288528 | Method of making an embossed pattern on an information bearing substrate | Jean-Edgar Picquendar, Michel Marchal, Eugene Duda | 1981-09-08 |
| 4285788 | Family of compounds crosslinkable by photon irradiation | Armand Eranian, Maryse Gazard, Francoise Barre | 1981-08-25 |
| 4277554 | Resin with a thietane ring, crosslinkable by electron photon irradiation, and process for using such a resin | Armand Eranian, Andre Couttet, Evelyne Datamanti | 1981-07-07 |
| 4272589 | Process for gluing two members using a photopolymerizable substance | Armand Eranian, Paul Paimblant | 1981-06-09 |
| 4268590 | Photomasking composition, process for preparing same and mask obtained | Armand Eranian, Andre Couttet, Evelyne Datamanti | 1981-05-19 |
| 4261287 | Method for manufacturing sensitive elements having a permanent electric polarization and device for performing the same | Alain Delaunay | 1981-04-14 |
| 4259162 | Family of compounds crosslinkable by photon irradiation | Armand Eranian, Maryse Gazard, Francoise Barre | 1981-03-31 |
| 4257910 | Liquid crystal of diester type exhibiting a smectic phase, with low frequency of dielectric isotropy, and display device utilizing this crystal | Alain Beguin, Annie Zann | 1981-03-24 |
| 4256656 | Mesomorphous 4-alkoxytetrafluorobenzoic acid esters | Alain Beguin, Annie Zann | 1981-03-17 |
| 4245329 | Elongated seismic receiver of continuous structure | — | 1981-01-13 |
| 4241978 | Coupling device for connecting a light source to an optical fiber | Gerard Mourgues | 1980-12-30 |
| 4235736 | Diphenylic esters exhibiting mesomorphic phases | Alain Beguin, Annie Zann | 1980-11-25 |
| 4230596 | Family of liquid crystals of the disubstitute diester type | Alain Beguin, Annie Zann | 1980-10-28 |
| 4228087 | Mesogenic products for liquid crystal cells | Francoise Barre | 1980-10-14 |
| 4222888 | Liquid crystal materials containing a diphenylethane nucleus | Tinh H. Nguyen, Annie Zann | 1980-09-16 |
| 4212762 | Liquid crystal materials having a formula containing a diphenylethane nucleus | Huu T. Nguyen, Annie Zann | 1980-07-15 |
| 4195108 | Electrolithographic process which makes it possible to improve the sensitivity of masking resins, and a mask obtained by this kind of process | Maryse Gazard | 1980-03-25 |