Inventor · disambiguated record
Mahmoud M. Hafez
Also filed as: HAFEZ MAHMOUD M · HAFEZ MAHMOUD MOSTAFA
9 granted patents·327 citations·filing 1983–2003
91Inventor score
Top patents by PatentIndex Score
9 records- 0192US5169530AHollow fiber module using fluid flow control bafflesEXXON RESEARCH ENGINEERING CO·Filed 1992·Granted Dec 8, 1992·92 cites·3 claims
- 0290US5200382ACatalyst comprising thin shell of catalytically active material bonded onto an inert coreEXXON RESEARCH ENGINEERING CO·Filed 1991·Granted Apr 6, 1993·68 cites·19 claims
- 0386US5516740ACatalyst comprising thin shell of catalytically active material bonded onto an inert coreEXXON RESEARCH ENGINEERING CO·Filed 1993·Granted May 14, 1996·53 cites·9 claims
- 0484US4477333ADewaxing by a combination centrifuge/catalytic process including solvent deoilingEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Oct 16, 1984·38 cites·8 claims
- 0582US6851414B2Method and system to extend lubricant life in internal combustion EGR systemsEXXONMOBIL RES & ENG CO·Filed 2003·Granted Feb 8, 2005·23 cites·15 claims
- 0657US6376435B1Lubrication system for internal combustion engines (law952)EXXONMOBIL RES & ENG CO·Filed 2000·Granted Apr 23, 2002·7 cites·15 claims
- 0756US4606903AMembrane separation of uncoverted carbon fiber precursors from flux solvent and/or anti-solventEXXON RESEARCH ENGINEERING CO·Filed 1984·Granted Aug 19, 1986·16 cites·13 claims
- 0856US4496456AMethod for preparing thin regenerated cellulose membranes of high flux and selectivity for organic liquids separationsEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Jan 29, 1985·16 cites·30 claims
- 0941US5183566AHollow fiber module built up from concentric cylinders of hollow fibersEXXON RESEARCH ENGINEERING CO·Filed 1991·Granted Feb 2, 1993·14 cites·9 claims
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