Assignee
ENERGY CONVERSION DEVICES INC
US·429 granted patents·8 pending applications·40,313 citations·filing 1971–2006
Top patents by PatentIndex Score
437 records- 0199US6714954B2Methods of factoring and modular arithmeticENERGY CONVERSION DEVICES INC·Filed 2002·Granted Mar 30, 2004·309 cites·24 claims
- 0299USRE37259EMultibit single cell memory element having tapered contactENERGY CONVERSION DEVICES INC·Filed 1999·Granted Jul 3, 2001·669 cites·26 claims
- 0399US6141241AUniversal memory element with systems employing same and apparatus and method for reading, writing and programming sameENERGY CONVERSION DEVICES INC·Filed 1999·Granted Oct 31, 2000·457 cites·21 claims
- 0499US5933365AMemory element with energy control mechanismENERGY CONVERSION DEVICES INC·Filed 1997·Granted Aug 3, 1999·585 cites·65 claims
- 0599US5912839AUniversal memory element and method of programming sameENERGY CONVERSION DEVICES INC·Filed 1998·Granted Jun 15, 1999·633 cites·45 claims
- 0699US5825046AComposite memory material comprising a mixture of phase-change memory material and dielectric materialENERGY CONVERSION DEVICES INC·Filed 1996·Granted Oct 20, 1998·580 cites·14 claims
- 0799US5714768ASecond-layer phase change memory array on top of a logic deviceENERGY CONVERSION DEVICES INC·Filed 1995·Granted Feb 3, 1998·540 cites·23 claims
- 0899US5687112AMultibit single cell memory element having tapered contactENERGY CONVERSION DEVICES INC·Filed 1996·Granted Nov 11, 1997·770 cites·17 claims
- 0999US5534712AElectrically erasable memory elements characterized by reduced current and improved thermal stabilityENERGY CONVERSION DEVICES INC·Filed 1995·Granted Jul 9, 1996·654 cites·20 claims
- 1099US5414271AElectrically erasable memory elements having improved set resistance stabilityENERGY CONVERSION DEVICES INC·Filed 1991·Granted May 9, 1995·448 cites·32 claims
- 1199US5359205AElectrically erasable memory elements characterized by reduced current and improved thermal stabilityENERGY CONVERSION DEVICES INC·Filed 1992·Granted Oct 25, 1994·339 cites·32 claims
- 1299US5341328AElectrically erasable memory elements having reduced switching current requirements and increased write/erase cycle lifeENERGY CONVERSION DEVICES INC·Filed 1992·Granted Aug 23, 1994·403 cites·30 claims
- 1399US5166758AElectrically erasable phase change memoryENERGY CONVERSION DEVICES INC·Filed 1991·Granted Nov 24, 1992·861 cites·28 claims
- 1499US5128099ACongruent state changeable optical memory material and deviceENERGY CONVERSION DEVICES INC·Filed 1991·Granted Jul 7, 1992·229 cites·23 claims
- 1599US4891330AMethod of fabricating n-type and p-type microcrystalline semiconductor alloy material including band gap widening elementsENERGY CONVERSION DEVICES INC·Filed 1988·Granted Jan 2, 1990·429 cites·11 claims
- 1699US4818717AMethod for making electronic matrix arraysENERGY CONVERSION DEVICES INC·Filed 1987·Granted Apr 4, 1989·313 cites·16 claims
- 1799US4816082AThin film solar cell including a spatially modulated intrinsic layerENERGY CONVERSION DEVICES INC·Filed 1987·Granted Mar 28, 1989·173 cites·45 claims
- 1899US4775425AP and n-type microcrystalline semiconductor alloy material including band gap widening elements, devices utilizing sameENERGY CONVERSION DEVICES INC·Filed 1987·Granted Oct 4, 1988·304 cites·32 claims
- 1999US4710899AData storage medium incorporating a transition metal for increased switching speedENERGY CONVERSION DEVICES INC·Filed 1985·Granted Dec 1, 1987·202 cites·2 claims
- 2099US4678679AContinuous deposition of activated process gasesENERGY CONVERSION DEVICES INC·Filed 1984·Granted Jul 7, 1987·211 cites·26 claims
- 2199US4668968AIntegrated circuit compatible thin film field effect transistor and method of making sameENERGY CONVERSION DEVICES INC·Filed 1984·Granted May 26, 1987·294 cites·31 claims
- 2299US4646266AProgrammable semiconductor structures and methods for using the sameENERGY CONVERSION DEVICES INC·Filed 1984·Granted Feb 24, 1987·846 cites·86 claims
- 2399US4599705AProgrammable cell for use in programmable electronic arraysENERGY CONVERSION DEVICES INC·Filed 1984·Granted Jul 8, 1986·561 cites·49 claims
- 2499US4597162AMethod for making, parallel preprogramming or field programming of electronic matrix arraysENERGY CONVERSION DEVICES INC·Filed 1985·Granted Jul 1, 1986·255 cites·28 claims
- 2599US4598306ABarrier layer for photovoltaic devicesENERGY CONVERSION DEVICES INC·Filed 1983·Granted Jul 1, 1986·204 cites·20 claims
- 2699US4499557AProgrammable cell for use in programmable electronic arraysENERGY CONVERSION DEVICES INC·Filed 1981·Granted Feb 12, 1985·712 cites·37 claims
- 2799US4226898AAmorphous semiconductors equivalent to crystalline semiconductors produced by a glow discharge processENERGY CONVERSION DEVICES INC·Filed 1978·Granted Oct 7, 1980·353 cites·57 claims
- 2899US4217374AAmorphous semiconductors equivalent to crystalline semiconductorsENERGY CONVERSION DEVICES INC·Filed 1978·Granted Aug 12, 1980·223 cites·47 claims
- 2999US4177474AHigh temperature amorphous semiconductor member and method of making the sameENERGY CONVERSION DEVICES INC·Filed 1977·Granted Dec 4, 1979·238 cites·73 claims
- 3099US3988720ARecording and retrieving information in an amorphous memory material using a catalytic materialENERGY CONVERSION DEVICES INC·Filed 1975·Granted Oct 26, 1976·200 cites·23 claims
- 3199US3983542AMethod and apparatus for recording informationENERGY CONVERSION DEVICES INC·Filed 1975·Granted Sep 28, 1976·217 cites·54 claims
- 3299US3961314AStructure and method for producing an imageENERGY CONVERSION DEVICES INC·Filed 1974·Granted Jun 1, 1976·290 cites·79 claims
- 3398US5694054AIntegrated drivers for flat panel displays employing chalcogenide logic elementsENERGY CONVERSION DEVICES INC·Filed 1995·Granted Dec 2, 1997·205 cites·19 claims
- 3498US5596522AHomogeneous compositions of microcrystalline semiconductor material, semiconductor devices and directly overwritable memory elements fabricated therefrom, and arrays fabricated from the memory elementsENERGY CONVERSION DEVICES INC·Filed 1995·Granted Jan 21, 1997·483 cites·20 claims
- 3598US5591501AOptical recording medium having a plurality of discrete phase change data recording pointsENERGY CONVERSION DEVICES INC·Filed 1995·Granted Jan 7, 1997·373 cites·27 claims
- 3698US5543737ALogical operation circuit employing two-terminal chalcogenide switchesENERGY CONVERSION DEVICES INC·Filed 1995·Granted Aug 6, 1996·229 cites·18 claims
- 3798US5536947AElectrically erasable, directly overwritable, multibit single cell memory element and arrays fabricated therefromENERGY CONVERSION DEVICES INC·Filed 1995·Granted Jul 16, 1996·516 cites·20 claims
- 3898US5534711AElectrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefromENERGY CONVERSION DEVICES INC·Filed 1995·Granted Jul 9, 1996·364 cites·21 claims
- 3998US5406509AElectrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefromENERGY CONVERSION DEVICES INC·Filed 1993·Granted Apr 11, 1995·423 cites·20 claims
- 4098US5296716AElectrically erasable, directly overwritable, multibit single cell memory elements and arrays fabricated therefromENERGY CONVERSION DEVICES INC·Filed 1991·Granted Mar 22, 1994·826 cites·70 claims
- 4198US5159661AVertically interconnected parallel distributed processorENERGY CONVERSION DEVICES INC·Filed 1990·Granted Oct 27, 1992·249 cites·33 claims
- 4298US4845533AThin film electrical devices with amorphous carbon electrodes and method of making sameENERGY CONVERSION DEVICES INC·Filed 1986·Granted Jul 4, 1989·472 cites·22 claims
- 4398US4843443AThin film field effect transistor and method of making sameENERGY CONVERSION DEVICES INC·Filed 1988·Granted Jun 27, 1989·309 cites·20 claims
- 4498US4809044AThin film overvoltage protection devicesENERGY CONVERSION DEVICES INC·Filed 1986·Granted Feb 28, 1989·427 cites·26 claims
- 4598US4795657AMethod of fabricating a programmable arrayENERGY CONVERSION DEVICES INC·Filed 1985·Granted Jan 3, 1989·424 cites·5 claims
- 4698US4754544AExtremely lightweight, flexible semiconductor device arraysENERGY CONVERSION DEVICES INC·Filed 1986·Granted Jul 5, 1988·174 cites·10 claims
- 4798US4737379APlasma deposited coatings, and low temperature plasma method of making sameENERGY CONVERSION DEVICES INC·Filed 1987·Granted Apr 12, 1988·491 cites·78 claims
- 4898US4728406AMethod for plasma - coating a semiconductor bodyENERGY CONVERSION DEVICES INC·Filed 1986·Granted Mar 1, 1988·331 cites·16 claims
- 4998US4719594AGrooved optical data storage device including a chalcogenide memory layerENERGY CONVERSION DEVICES INC·Filed 1985·Granted Jan 12, 1988·455 cites·1 claims
- 5098US4677742AElectronic matrix arrays and method for making the sameENERGY CONVERSION DEVICES INC·Filed 1983·Granted Jul 7, 1987·260 cites·16 claims
Showing the top 50 of 437 patent records by PatentIndex Score.
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