Inventor · disambiguated record
Martin Schadt
Also filed as: BOLLER ARTHUR · SCHADT MARTIN
125 granted patents·5 pending applications·4,356 citations·filing 1977–2018
99Inventor score
Files withHOFFMANN LA ROCHE73ROLIC AG41SCHADT MARTIN6ROLIC LTD C O ROLIC TECHNOLOGI3DAINIPPON INK & CHEMICALS2
Top patents by PatentIndex Score
130 records- 0199US5602661AOptical componentHOFFMANN LA ROCHE·Filed 1994·Granted Feb 11, 1997·410 cites·19 claims
- 0299US4391731AHydrogenated naphthalenesHOFFMANN LA ROCHE·Filed 1981·Granted Jul 5, 1983·143 cites·15 claims
- 0398US6717644B2Optical component and method of manufactureROLIC AG·Filed 2002·Granted Apr 6, 2004·130 cites·10 claims
- 0498US6160597AOptical component and method of manufactureROLIC AG·Filed 1996·Granted Dec 12, 2000·182 cites·4 claims
- 0598US4565425ALiquid crystalsHOFFMANN LA ROCHE·Filed 1984·Granted Jan 21, 1986·71 cites·5 claims
- 0697US6369869B2Optical component and method of manufactureROLIC AG·Filed 2001·Granted Apr 9, 2002·94 cites·16 claims
- 0797US5389698AProcess for making photopolymers having varying molecular orientation using light to orient and polymerizeHOFFMANN LA ROCHE·Filed 1993·Granted Feb 14, 1995·274 cites·3 claims
- 0897US5319478ALight control systems with a circular polarizer and a twisted nematic liquid crystal having a minimum path difference of λ/2HOFFMANN LA ROCHE·Filed 1990·Granted Jun 7, 1994·282 cites·12 claims
- 0996US5235443APolarizer deviceHOFFMANN LA ROCHE·Filed 1992·Granted Aug 10, 1993·308 cites·12 claims
- 1096US4273929AHeterocyclic compoundsHOFFMANN LA ROCHE·Filed 1980·Granted Jun 16, 1981·44 cites·7 claims
- 1195US4770503ALiquid crystalline compoundsHOFFMANN LA ROCHE·Filed 1987·Granted Sep 13, 1988·45 cites·24 claims
- 1295US4621901ANovel liquid crystal mixturesHOFFMANN LA ROCHE·Filed 1985·Granted Nov 11, 1986·84 cites·10 claims
- 1394US5539074ALinear and cyclic polymers or oligomers having a photoreactive ethene groupHOFFMANN LA ROCHE·Filed 1994·Granted Jul 23, 1996·139 cites·6 claims
- 1493US7679701B2Optical elementROLIC LTD C O ROLIC TECHNOLOGI·Filed 2007·Granted Mar 16, 2010·8 cites·11 claims
- 1593US6300991B1Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its productionROLIC AG·Filed 2000·Granted Oct 9, 2001·49 cites·25 claims
- 1693US4198130ALiquid crystal mixturesHOFFMANN LA ROCHE·Filed 1978·Granted Apr 15, 1980·32 cites·15 claims
- 1792US6734936B1Optical element containing an optically anisotropic layer having at least two regions with different molecular orientationsROLIC AG·Filed 1999·Granted May 11, 2004·67 cites·8 claims
- 1892US5567349APhoto cross-linkable liquid crystalsHOFFMANN LA ROCHE·Filed 1995·Granted Oct 22, 1996·109 cites·6 claims
- 1992US5295009APolarizer deviceHOFFMANN LA ROCHE·Filed 1993·Granted Mar 15, 1994·140 cites·7 claims
- 2092US4629581ACyclohexanecarbonitrilesHOFFMANN LA ROCHE·Filed 1985·Granted Dec 16, 1986·34 cites·39 claims
- 2191US7364671B2Optical component, orientation layer, and layerable polymerisable mixtureROLIC LTD C O ROLIC TECHNOLOGI·Filed 2006·Granted Apr 29, 2008·15 cites·38 claims
- 2291US5686931ADevice for displaying colors produced by controllable cholesteric color filtersROLIC AG·Filed 1995·Granted Nov 11, 1997·127 cites·12 claims
- 2391US4550981ALiquid crystalline esters and mixturesHOFFMANN LA ROCHE·Filed 1983·Granted Nov 5, 1985·25 cites·25 claims
- 2490US5903330AOptical component with plural orientation layers on the same substrate wherein the surfaces of the orientation layers have different patterns and directionROLIC AG·Filed 1996·Granted May 11, 1999·137 cites·14 claims
- 2590US4709030ANovel liquid crystal mixturesHOFFMANN LA ROCHE·Filed 1986·Granted Nov 24, 1987·49 cites·10 claims
- 2689US6496287B1Optical identification elementROLIC AG·Filed 1999·Granted Dec 17, 2002·107 cites·8 claims
- 2788US5328637AAlkinyl-derivatives and their use in liquid crystalline mixturesHOFFMANN LA ROCHE·Filed 1992·Granted Jul 12, 1994·29 cites·14 claims
- 2886US7292292B2Element for protection against forgery or copying containing a structured retarder and a polarizer layerROLIC LTD C O ROLIC TECHNOLOGI·Filed 2006·Granted Nov 6, 2007·9 cites·11 claims
- 2986US4583826APhenylethanesHOFFMANN LA ROCHE·Filed 1982·Granted Apr 22, 1986·20 cites·17 claims
- 3085US6724450B1Liquid crystal display with switchable view angleROLIC AG·Filed 2000·Granted Apr 20, 2004·33 cites·13 claims
- 3185US6144428AOptical componentROLIC AG·Filed 1996·Granted Nov 7, 2000·50 cites·11 claims
- 3285US5102578ALiquid crystalline mixtures and method of making sameHOFFMANN LA ROCHE·Filed 1989·Granted Apr 7, 1992·19 cites·15 claims
- 3385US4462923ADisubstituted pyrimidinesHOFFMANN LA ROCHE·Filed 1981·Granted Jul 31, 1984·20 cites·88 claims
- 3485US4395350ALiquid crystal mixturesHOFFMANN LA ROCHE·Filed 1981·Granted Jul 26, 1983·17 cites·20 claims
- 3584US8553196B2Optical elementSCHADT MARTIN·Filed 2010·Granted Oct 8, 2013·4 cites·15 claims
- 3684US5838407ALiquid crystal display cellsROLIC AG·Filed 1996·Granted Nov 17, 1998·84 cites·6 claims
- 3784US5174921ABicyclohexyl derivativesHOFFMANN LA ROCHE·Filed 1991·Granted Dec 29, 1992·21 cites·10 claims
- 3883US9643445B2Optical elementROLIC AG·Filed 2014·Granted May 9, 2017·1 cites·4 claims
- 3983US6919946B2Compensators for liquid crystal displays and the use and manufacture of the compensators3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Jul 19, 2005·20 cites·13 claims
- 4083US6597422B1Orientation layer for a liquid crystal materialROLIC AG·Filed 1999·Granted Jul 22, 2003·70 cites·14 claims
- 4182US8830425B2Optical elementROLIC AG·Filed 2013·Granted Sep 9, 2014·1 cites·17 claims
- 4282US5013477AAlkenylbicyclohexane liquid crystalsHOFFMANN LA ROCHE·Filed 1988·Granted May 7, 1991·33 cites·15 claims
- 4382US4389329AMeterocyclic compoundsHOFFMANN LA ROCHE·Filed 1981·Granted Jun 21, 1983·11 cites·24 claims
- 4481US6608661B1Photo-oriented polymer network material having desired azimuthal orientation and tilt angle and method for its productionROLIC AG·Filed 2000·Granted Aug 19, 2003·23 cites·54 claims
- 4581US5784139AImage display deviceROLIC AG·Filed 1996·Granted Jul 21, 1998·69 cites·18 claims
- 4681US5447662AOptically non-linear polymeric coatingsHOFFMANN LA ROCHE·Filed 1991·Granted Sep 5, 1995·58 cites·13 claims
- 4781US5238602ALiquid crystalsHOFFMANN LA ROCHE·Filed 1987·Granted Aug 24, 1993·16 cites·14 claims
- 4880US7088411B2Liquid crystal displays including two o-plates and two c-plates, with helical arrangement of azimuthal orientationsROLIC AG·Filed 2004·Granted Aug 8, 2006·17 cites·23 claims
- 4980US4364838ALiquid crystal mixturesHOFFMANN LA ROCHE·Filed 1980·Granted Dec 21, 1982·12 cites·37 claims
- 5079US4915480ALiquid crystalline compounds and mixturesPETRZILKA MARTIN·Filed 1988·Granted Apr 10, 1990·15 cites·9 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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