Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5111880 | System for driving a non rigid exploration device into a well where its progression by gravity is difficult | Christian Wittrisch | 1992-05-12 |
| 5104580 | Conductive composite polymer film and method for its manufacture | Francois Henry, Dominique Broussoux | 1992-04-14 |
| 5087816 | Infrared detector based on pyroelectric material | Philippe Robin, Dominique Broussoux | 1992-02-11 |
| 4944575 | Electrooptical display screen and a method of fabrication of said screen | Pierre Aigrain, Bruno Mourey, Michel Hareng, Philippe Robin | 1990-07-31 |
| 4894263 | Mesomorphic polymer material usable in non linear optics | Gilles Ravaux, Pierre Le Barny | 1990-01-16 |
| 4824923 | Side-chain mesomorphic polymers derived from 1-(phenyl)-2-(4-cyanophenyl)-ethane | Pierre Le Barny, Nicolas Spassky, Sophie Esselin, Claudine Noel, Nicole Lacoudre +1 more | 1989-04-25 |
| 4770810 | Organic compound having a smectic phase A, and a mixture comprising this compound | Gilles Ravaux, Pierre Le Barny | 1988-09-13 |
| 4768130 | Capacitor of the polymer film type with stability at high temperatures | Gilles Bernard, Jean-Marc Bureau, Jean-Luc Zattara | 1988-08-30 |
| 4717757 | Mesomorphic side-chain polymers having high dielectric anisotropy and a method for producing said polymers | Gilles Ravaux, Pierre Le Barny | 1988-01-05 |
| 4661576 | Thermotropic polymers with lateral chains having a chiral structure and process and their manufacture | Guy DECOBERT, Francoise Soyer | 1987-04-28 |
| 4615088 | Metalized film for constructing capacitors and a process for manufacturing said capacitors | Daniel Bernard | 1986-10-07 |
| 4614608 | Organic compound having a smectic A phase, mixture containing said compound and process for producing the same | Pierre Le Barny, Gilles Ravaux | 1986-09-30 |
| 4545921 | Liquid crystals having a type A smectic phase | Gilles Ravaux, Pierre Le Barny | 1985-10-08 |
| 4543306 | Electrochemical device which can be used for energy storage | Gerard Tourillon, Francis Garnier | 1985-09-24 |
| 4508639 | Polymers containing heterocycles and aromatic nuclei, and conductive organic materials made from such polymers | Marcel Camps, Alain Douillard, Maryse Gazard, Jean-Pierre Montheard, Thierry Pascal +1 more | 1985-04-02 |
| 4505362 | Device for avoiding multiple bounces against a target of a mass _falling thereon along a rectilinear trajectory | Pierre-Claude Layotte, Andre James | 1985-03-19 |
| 4481132 | High stability conductive polyacetylene material and process for the production thereof | Maryse Gazard, Francois Schue, Louis Giral, Michel Rolland, Mahmoud Aldissi | 1984-11-06 |
| 4474679 | Diphenyl benzoates and its use as a dopant for smectic liquid crystals | Pierre Le Barny, Jean Billard, Lydie Thirant, Serge Le Berre, Annie Beguin | 1984-10-02 |
| 4451412 | Process for producing diffracting phase structures | Brigitte Loiseaux, Jean-Pierre Huignard, Armand Eranian | 1984-05-29 |
| 4430650 | Display process using a thermo-optical effect with a memory in a thin disc-like liquid crystal layer and disc-like liquid crystals having such an effect | Jean Billard, Michel Hareng, Serge Le Berre, Jean-Noel Perbet | 1984-02-07 |
| 4414081 | Family of compounds crosslinkable by photon irradiation | Armand Eranian, Maryse Gazard, Francoise Barre | 1983-11-08 |
| 4410283 | Cholesteric liquid crystal of the reentrant type and a temperature-detecting device entailing the use of a liquid crystal of this type | Jean Billard, Annie Zann | 1983-10-18 |
| 4405862 | Thermosensitive data-carrier designed for the recording of information and a method of recording information on such a data-carrier | Claude Bricot, Francois LeCarvennec, Jean-Claude Lehureau, Henriette Magna | 1983-09-20 |
| 4402855 | Type A smectic liquid crystal having a positive dielectric anisotropy | Annie Zann | 1983-09-06 |
| 4385797 | Light-emitting device coupled to an optical fibre | Gerard Mourgues | 1983-05-31 |