Inventor · disambiguated record
El-Sayed Megahed
Also filed as: MEGAHED EL SAYED · MEGAHED EL-SAYED A
18 granted patents·786 citations·filing 1976–2000
96Inventor score
Top patents by PatentIndex Score
18 records- 0196US5424927AElectro-optic flashlight electro-optically controlling the emitted lightRAY O VAC CORP·Filed 1993·Granted Jun 13, 1995·175 cites·21 claims
- 0295US4803605AFlashlight with a backup systemRAY O VAC CORP·Filed 1987·Granted Feb 7, 1989·110 cites·20 claims
- 0389US4048405AHigh drain rate, primary alkaline cell having a divalent silver oxide/monovalent silver oxide depolarizer blend coated with a layer of silverESB INC·Filed 1976·Granted Sep 13, 1977·44 cites·13 claims
- 0484US4009056APrimary alkaline cell having a stable divalent silver oxide depolarizer mixESB INC·Filed 1976·Granted Feb 22, 1977·40 cites·18 claims
- 0582US5077644AReflector for hand held flashlightRAY O VAC CORP·Filed 1990·Granted Dec 31, 1991·57 cites·11 claims
- 0680US6444356B1Lithium battery with secondary battery separatorFiled 2000·Granted Sep 3, 2002·28 cites·1 claims
- 0780US4760504AMagnetically activated flashlightRAY O VAC CORP·Filed 1987·Granted Jul 26, 1988·45 cites·10 claims
- 0879US5750288AModified lithium nickel oxide compounds for electrochemical cathodes and cellsRAY O VAC CORP·Filed 1995·Granted May 12, 1998·49 cites·33 claims
- 0979US4835077AAgO cathode materialRAY O VAC CORP·Filed 1988·Granted May 30, 1989·23 cites·18 claims
- 1072US5389469AAgO battery, and materialRAY O VAC CORP·Filed 1993·Granted Feb 14, 1995·38 cites·29 claims
- 1166US4015056AMethod of manufacturing a stable divalent silver oxide depolarizer mixESB INC·Filed 1976·Granted Mar 29, 1977·17 cites·18 claims
- 1265US4078127AAdditive for an alkaline battery employing divalent silver oxide positive active materialESB INC·Filed 1977·Granted Mar 7, 1978·22 cites·10 claims
- 1364US5606238ADiscriminating battery charging systemRAY O VAC CORP·Filed 1994·Granted Feb 25, 1997·48 cites·10 claims
- 1464US4783725AFlashlight with space efficient reflectorRAYOVAC·Filed 1987·Granted Nov 8, 1988·23 cites·23 claims
- 1558US6001508AAgO cathode batteryRAY O VAC CORP·Filed 1997·Granted Dec 14, 1999·28 cites·6 claims
- 1652US5589109AMethod for producing a cathode material containing silver and bismuthRAY O VAC CORP·Filed 1995·Granted Dec 31, 1996·20 cites·9 claims
- 1742US4855647AFlashlight with soft turn on controlRAY O VAC CORP·Filed 1987·Granted Aug 8, 1989·9 cites·11 claims
- 1834US5246795AHigh temperature lithium solid cathode electrochemical cellsRAY O VAC CORP·Filed 1991·Granted Sep 21, 1993·10 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →