Inventor · Paris, FR

Jean Billard

5Patents
3h-index
11Co-inventors
46Inventor score

Filing activity: Dec 3, 1980 → Oct 18, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4430650A 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 Chemistry; Metallurgy 21 Expired
US4333709A Mixture of disc-like liquid crystals, electro-optical device using such a mixture and process for orienting the molecules of the mixture Chemistry; Metallurgy 15 Expired
US4410283A Cholesteric liquid crystal of the reentrant type and a temperature-detecting device entailing the use of a liquid crystal of this type Chemistry; Metallurgy 10 Expired
US4474679A Diphenyl benzoates and its use as a dopant for smectic liquid crystals Chemistry; Metallurgy 3 Expired
US4619788A Pyramidal liquid crystals Chemistry; Metallurgy 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.