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Jean Frederic Clerc, Jean Claude Deutsch, Pierre Vaudaine, Sylvie Vey: Liquid crystal cell using the electrically controlled birefringence effect and a uniaxial medium of negative optical anisotropy usable therein. Commissariat A l Energie Atomique, James E Nilles, Donald C McGaughey, December 26, 1989: US04889412 (225 worldwide citation)

Liquid crystal cell using the electrically controlled birefringence effect and processes for the production of the cell and a uniaxial medium or material of negative optical anistropy usable therein.


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Jean Frederic Clerc: Microtip trichromatic fluorescent screen. Commissariat a l Energie Atomique, Michael N Meller, July 6, 1993: US05225820 (91 worldwide citation)

A microdot trichromatic fluorescent screen comprising two facing substrates. The first substrate supports cathode conductors provided with microdots, grids and an insulating layer separating the same. The second substrate supports three series of parallel conductive bands. The conductive bands of ea ...


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Jean Frederic Clerc: Liquid crystal display having apertures in the electrodes. Stanley Electric, Frishauf Holtz Goodman & Woodward, August 4, 1992: US05136407 (56 worldwide citation)

A dot matrix type liquid crystal display device having two groups of mutually crossing parallel electrodes sandwiching a liquid crystal layer, the electrodes of one group having an aperture at each electrode crossing area along the direction of and centrally at the electrode of the other group. The ...


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Yves Fouillet, Claude Vauchier, Jean Frederic Clerc, Christine Peponnet, Patricia Claustre, Raymond Charles, Nicolas Sarrut: Method for carrying out a biochemical protocol in continuous flow in a microreactor. Serono Genetics Institute, Saliwanchik Lloyd & Saliwanchik, December 20, 2005: US06977145 (49 worldwide citation)

Devices and methods for carrying out a chemical or biochemical protocol are disclosed. In one embodiment, the chemical or biochemical protocol is performed by cycling at least one thermal transfer member between at least two temperatures while liquid samples on which the chemical or biochemical prot ...


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Yves Fouillet, Claude Vauchier, Jean Frederic Clerc, Christine Peponnet: Microfluidic devices and uses thereof in biochemical processes. Genset, Commissariat a l energie Atomique, Saliwanchik Lloyd & Saliwanchik, March 21, 2006: US07015030 (43 worldwide citation)

Provided is a microfluidic device comprising a microfluidic substrate comprising at least one pathway for sample flow; and at least one thermal transfer member which is capable of cycling between at least two temperatures. The thermal transfer member is adapted to heat at least a portion of the samp ...


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Jean Frederic Clerc, Laurence Rabas: Nematic liquid cell weakly doped by a chiral solute and of the type having electrically controlled birefringence. Commissariat a l Energie Atomique, Pearne Gordon McCoy & Granger, November 22, 1988: US04786147 (34 worldwide citation)

The nematic liquid crystal cell weakly doped by a chiral solute and of the electrically controlled birefringence type. Doping is such that the resulting cholesteric liquid crystal twist exceeds approximately twice the thickness of the liquid crystal coating and is less than approximately 8 times sai ...


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Jean Frederic Clerc, Denis Sarrasin: Control process for a matrix display means displaying grey levels. Commissariat a l Energie Atomique, Cesari and McKenna, June 21, 1988: US04752774 (33 worldwide citation)

A process for the control of a matrix display such as a liquid crystal display displaying grey levels comprising a display material inserted between m electrode rows and p electrode columns which cross the rows, a material zone M.sub.i N.sub.j being excited by the application to row M.sub.i of a fir ...