P

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 patents
US5602661AFeb 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 patents
US6717644B2Apr 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 patents

3M INNOVATIVE PROPERTIES CO

1 patent

Showing the top 50 of 125 patents by PatentIndex Score.