Inventor
SCHADT MARTIN
CH125 patents
⚠️ This page may combine multiple inventors who share the name “SCHADT MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOFFMANN LA ROCHE
29 patentsUS5602661AFeb 11, 1997
Optical component
HOFFMANN LA ROCHE410 citations99
US5539074AJul 23, 1996
Linear and cyclic polymers or oligomers having a photoreactive ethene group
HOFFMANN LA ROCHE139 citations99
US5319478AJun 7, 1994
Light control systems with a circular polarizer and a twisted nematic liquid crystal having a minimum path difference of λ/2
HOFFMANN LA ROCHE282 citations99
US5567349AOct 22, 1996
Photo cross-linkable liquid crystals
HOFFMANN LA ROCHE109 citations98
US5447662ASep 5, 1995
Optically non-linear polymeric coatings
HOFFMANN LA ROCHE58 citations96
US5295009AMar 15, 1994
Polarizer device
HOFFMANN LA ROCHE140 citations96
US5235443AAug 10, 1993
Polarizer device
HOFFMANN LA ROCHE308 citations96
US4709030ANov 24, 1987
Novel liquid crystal mixtures
HOFFMANN LA ROCHE49 citations96
US4621901ANov 11, 1986
Novel liquid crystal mixtures
HOFFMANN LA ROCHE84 citations96
US4565425AJan 21, 1986
Liquid crystals
HOFFMANN LA ROCHE71 citations96
US4391731AJul 5, 1983
Hydrogenated naphthalenes
HOFFMANN LA ROCHE143 citations96
US4273929AJun 16, 1981
Heterocyclic compounds
HOFFMANN LA ROCHE44 citations96
US5389698AFeb 14, 1995
Process for making photopolymers having varying molecular orientation using light to orient and polymerize
HOFFMANN LA ROCHE274 citations95
US5328637AJul 12, 1994
Alkinyl-derivatives and their use in liquid crystalline mixtures
HOFFMANN LA ROCHE29 citations93
US5185098AFeb 9, 1993
Liquid crystalline mixtures containing 3,4-difluorophenyl-substituted bicyclohexyls
HOFFMANN LA ROCHE25 citations93
US5013477AMay 7, 1991
Alkenylbicyclohexane liquid crystals
HOFFMANN LA ROCHE33 citations93
US4770503ASep 13, 1988
Liquid crystalline compounds
HOFFMANN LA ROCHE45 citations93
US4629581ADec 16, 1986
Cyclohexanecarbonitriles
HOFFMANN LA ROCHE34 citations92
US4198130AApr 15, 1980
Liquid crystal mixtures
HOFFMANN LA ROCHE32 citations92
US5230826AJul 27, 1993
Halobenzene liquid crystals
HOFFMANN LA ROCHE16 citations82
US5174921ADec 29, 1992
Bicyclohexyl derivatives
HOFFMANN LA ROCHE21 citations82
US5102578AApr 7, 1992
Liquid crystalline mixtures and method of making same
HOFFMANN LA ROCHE19 citations82
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
US4462923AJul 31, 1984
Disubstituted pyrimidines
HOFFMANN LA ROCHE20 citations82
US4460770AJul 17, 1984
Liquid crystal mixture
HOFFMANN LA ROCHE26 citations82
US4180475ADec 25, 1979
Liquid crystal mixtures
HOFFMANN LA ROCHE23 citations82
ROLIC AG
18 patentsUS6717644B2Apr 6, 2004
Optical component and method of manufacture
ROLIC AG130 citations99
US6160597ADec 12, 2000
Optical component and method of manufacture
ROLIC AG182 citations99
US6496287B1Dec 17, 2002
Optical identification element
ROLIC AG107 citations98
US6369869B2Apr 9, 2002
Optical component and method of manufacture
ROLIC AG94 citations98
US5686931ANov 11, 1997
Device for displaying colors produced by controllable cholesteric color filters
ROLIC AG127 citations98
US6734936B1May 11, 2004
Optical element containing an optically anisotropic layer having at least two regions with different molecular orientations
ROLIC AG67 citations96
US6597422B1Jul 22, 2003
Orientation layer for a liquid crystal material
ROLIC AG70 citations96
US6300991B1Oct 9, 2001
Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its production
ROLIC AG49 citations96
US5903330AMay 11, 1999
Optical component with plural orientation layers on the same substrate wherein the surfaces of the orientation layers have different patterns and direction
ROLIC AG137 citations95
US6608661B1Aug 19, 2003
Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its production
ROLIC AG23 citations93
US6215539B1Apr 10, 2001
Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its production
ROLIC AG41 citations93
US6144428ANov 7, 2000
Optical component
ROLIC AG50 citations93
US7088411B2Aug 8, 2006
Liquid crystal displays including two o-plates and two c-plates, with helical arrangement of azimuthal orientations
ROLIC AG17 citations92
US6867836B2Mar 15, 2005
Nematic liquid crystal electrooptical element and device
ROLIC AG19 citations92
US6046789AApr 4, 2000
Bistable ferroelectric liquid crystal cell
ROLIC AG19 citations92
US5838407ANov 17, 1998
Liquid crystal display cells
ROLIC AG84 citations92
US5784139AJul 21, 1998
Image display device
ROLIC AG69 citations92
US6724450B1Apr 20, 2004
Liquid crystal display with switchable view angle
ROLIC AG33 citations91
ROLIC LTD C O ROLIC TECHNOLOGI
2 patents3M INNOVATIVE PROPERTIES CO
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