Inventor
PETRZILKA MARTIN
CH30 patents
⚠️ This page may combine multiple inventors who share the name “PETRZILKA MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOFFMANN LA ROCHE
24 patentsUS4709030ANov 24, 1987
Novel liquid crystal mixtures
HOFFMANN LA ROCHE49 citations96
US4676604AJun 30, 1987
Liquid crystals
HOFFMANN LA ROCHE72 citations96
US4621901ANov 11, 1986
Novel liquid crystal mixtures
HOFFMANN LA ROCHE84 citations96
US4565425AJan 21, 1986
Liquid crystals
HOFFMANN LA ROCHE71 citations96
US5013478AMay 7, 1991
Liquid crystals
HOFFMANN LA ROCHE26 citations92
US4629581ADec 16, 1986
Cyclohexanecarbonitriles
HOFFMANN LA ROCHE34 citations92
US4528114AJul 9, 1985
Acetylenes
HOFFMANN LA ROCHE42 citations92
US4708441ANov 24, 1987
Esters
HOFFMANN LA ROCHE21 citations82
US4583826AApr 22, 1986
Phenylethanes
HOFFMANN LA ROCHE20 citations82
US4550981ANov 5, 1985
Liquid crystalline esters and mixtures
HOFFMANN LA ROCHE25 citations82
US4526704AJul 2, 1985
Multiring liquid crystal esters
HOFFMANN LA ROCHE24 citations82
US4460770AJul 17, 1984
Liquid crystal mixture
HOFFMANN LA ROCHE26 citations82
US4419262ADec 6, 1983
Pyridazines
HOFFMANN LA ROCHE19 citations82
US5238602AAug 24, 1993
Liquid crystals
HOFFMANN LA ROCHE16 citations74
US4783280ANov 8, 1988
Liquid crystal mixture
HOFFMANN LA ROCHE10 citations74
US4704005ANov 3, 1987
Dicyano compounds
HOFFMANN LA ROCHE6 citations74
US4630896ADec 23, 1986
Benzonitriles
HOFFMANN LA ROCHE15 citations74
US4613208ASep 23, 1986
Coloring substance-containing liquid crystal mixtures
HOFFMANN LA ROCHE8 citations73
US4595521AJun 17, 1986
Pyridazine derivatives useful as components of liquid crystal mixtures
HOFFMANN LA ROCHE15 citations71
US4559147ADec 17, 1985
Optical immersion oil
HOFFMANN LA ROCHE7 citations71
US4432885AFeb 21, 1984
Decalins
HOFFMANN LA ROCHE16 citations71
US4493533AJan 15, 1985
Immersion oil containing aliphatic thio compounds
HOFFMANN LA ROCHE16 citations68
US4652089AMar 24, 1987
Liquid crystalline compounds and mixtures
HOFFMANN LA ROCHE16 citations67
US4980486ADec 25, 1990
Liquid crystalline compounds and mixtures
HOFFMANN LA ROCHE1 citations52