Inventor · disambiguated record
Ashraf W. Lotfi
Also filed as: LOTFI ASHRAF · LOTFI ASHRAF W · LOTFI ASHRAF WAGIH
98 granted patents·3,881 citations·filing 1994–2016
99Inventor score
Top patents by PatentIndex Score
98 records- 0198US8339232B2Micromagnetic device and method of forming the sameLOTFI ASHRAF W·Filed 2011·Granted Dec 25, 2012·50 cites·20 claims
- 0298US7244994B2Laterally diffused metal oxide semiconductor device and method of forming the sameENPIRION INC·Filed 2005·Granted Jul 17, 2007·63 cites·20 claims
- 0398US7230302B2Laterally diffused metal oxide semiconductor device and method of forming the sameENPIRION INC·Filed 2004·Granted Jun 12, 2007·142 cites·18 claims
- 0498US6255714B1Integrated circuit having a micromagnetic device including a ferromagnetic core and method of manufacture thereforAGERE SYST GUARDIAN CORP·Filed 1999·Granted Jul 3, 2001·254 cites·26 claims
- 0597US10361554B1Techniques for determining inductancesALTERA CORP·Filed 2016·Granted Jul 23, 2019·14 cites·20 claims
- 0697US7952459B2Micromagnetic device and method of forming the sameENPIRION INC·Filed 2007·Granted May 31, 2011·41 cites·20 claims
- 0797US7688172B2Magnetic device having a conductive clipENPIRION INC·Filed 2005·Granted Mar 30, 2010·54 cites·20 claims
- 0897US7190026B2Integrated circuit employable with a power converterENPIRION INC·Filed 2004·Granted Mar 13, 2007·201 cites·30 claims
- 0997US6495019B1Device comprising micromagnetic components for power applications and process for forming deviceAGERE SYSTEMS INC·Filed 2000·Granted Dec 17, 2002·149 cites·13 claims
- 1097US6005377AProgrammable digital controller for switch mode power conversion and power supply employing the sameLUCENT TECHNOLOGIES INC·Filed 1997·Granted Dec 21, 1999·241 cites·15 claims
- 1196US7679342B2Power converter with power switch operable in controlled current modeENPIRION INC·Filed 2008·Granted Mar 16, 2010·39 cites·20 claims
- 1296US7544995B2Power converter employing a micromagnetic deviceENPIRION INC·Filed 2007·Granted Jun 9, 2009·71 cites·30 claims
- 1396US7015544B2Intergrated circuit employable with a power converterENPIRION INC·Filed 2004·Granted Mar 21, 2006·131 cites·30 claims
- 1496US6541819B2Semiconductor device having non-power enhanced and power enhanced metal oxide semiconductor devices and a method of manufacture thereforAGERE SYSTEMS INC·Filed 2001·Granted Apr 1, 2003·131 cites·9 claims
- 1595US8716790B2Laterally diffused metal oxide semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2007·Granted May 6, 2014·26 cites·25 claims
- 1695US8013580B2Controller for a power converter and method of operating the sameENPIRION INC·Filed 2009·Granted Sep 6, 2011·67 cites·20 claims
- 1795US7426780B2Method of manufacturing a power moduleENPIRION INC·Filed 2004·Granted Sep 23, 2008·55 cites·10 claims
- 1895US7276998B2Encapsulated package for a magnetic deviceENPIRION INC·Filed 2004·Granted Oct 2, 2007·59 cites·20 claims
- 1995US7214985B2Integrated circuit incorporating higher voltage devices and low voltage devices thereinENPIRION INC·Filed 2004·Granted May 8, 2007·115 cites·26 claims
- 2095US7180395B2Encapsulated package for a magnetic deviceENPIRION INC·Filed 2004·Granted Feb 20, 2007·55 cites·20 claims
- 2195US6440750B1Method of making integrated circuit having a micromagnetic deviceAGERE SYST GUARDIAN CORP·Filed 2000·Granted Aug 27, 2002·102 cites·10 claims
- 2295US6118351AMicromagnetic device for power processing applications and method of manufacture thereforLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 12, 2000·137 cites·40 claims
- 2394US8686698B2Power converter with controller operable in selected modes of operationLOPATA DOUGLAS DEAN·Filed 2010·Granted Apr 1, 2014·17 cites·20 claims
- 2494US8154261B2Power converter with power switch operable in controlled current modeLOPATA DOUGLAS D·Filed 2010·Granted Apr 10, 2012·15 cites·20 claims
- 2594US7920042B2Micromagnetic device and method of forming the sameENPIRION INC·Filed 2007·Granted Apr 5, 2011·24 cites·30 claims
- 2694US7759184B2Laterally diffused metal oxide semiconductor device and method of forming the sameENPIRION INC·Filed 2007·Granted Jul 20, 2010·24 cites·10 claims
- 2794US7521907B2Controller for a power converter and method of operating the sameENPIRION INC·Filed 2006·Granted Apr 21, 2009·75 cites·20 claims
- 2894US7256674B2Power moduleENPIRION INC·Filed 2004·Granted Aug 14, 2007·57 cites·20 claims
- 2994US7232733B2Method of forming an integrated circuit incorporating higher voltage devices and low voltage devices thereinENPIRION INC·Filed 2004·Granted Jun 19, 2007·91 cites·22 claims
- 3094US6218891B1Integrated circuit including a driver for a metal-semiconductor field-effect transistorLUCENT TECHNOLOGIES INC·Filed 2000·Granted Apr 17, 2001·111 cites·21 claims
- 3194US6160721AMicromagnetic device for power processing applications and method of manufacture thereforLUCENT TECHNOLOGIES INC·Filed 2000·Granted Dec 12, 2000·73 cites·20 claims
- 3293US8692532B2Power converter with controller operable in selected modes of operationLOPATA DOUGLAS DEAN·Filed 2010·Granted Apr 8, 2014·15 cites·20 claims
- 3393US8283901B2Power converter with power switch operable in controlled current modeLOPATA DOUGLAS D·Filed 2010·Granted Oct 9, 2012·15 cites·20 claims
- 3493US7462317B2Method of manufacturing an encapsulated package for a magnetic deviceENPIRION INC·Filed 2004·Granted Dec 9, 2008·45 cites·20 claims
- 3593US7229886B2Method of forming an integrated circuit incorporating higher voltage devices and low voltage devices thereinENPIRION INC·Filed 2004·Granted Jun 12, 2007·78 cites·20 claims
- 3692US6624498B2Micromagnetic device having alloy of cobalt, phosphorus and ironAGERE SYSTEMS INC·Filed 2001·Granted Sep 23, 2003·60 cites·20 claims
- 3792US5787569AEncapsulated package for power magnetic devices and method of manufacture thereforLUCENT TECHNOLOGIES INC·Filed 1996·Granted Aug 4, 1998·77 cites·20 claims
- 3891US8212315B2Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2009·Granted Jul 3, 2012·23 cites·20 claims
- 3991US8153473B2Module having a stacked passive element and method of forming the sameLOTFI ASHRAF W·Filed 2008·Granted Apr 10, 2012·21 cites·20 claims
- 4091US7021518B2Micromagnetic device for power processing applications and method of manufacture thereforAGERE SYSTEMS INC·Filed 2003·Granted Apr 4, 2006·49 cites·18 claims
- 4190US9299691B2Semiconductor device including alternating source and drain regions, and respective source and drain metallic stripsENPIRION INC·Filed 2013·Granted Mar 29, 2016·9 cites·30 claims
- 4290US8410769B2Power converter with controller operable in selected modes of operationLOPATA DOUGLAS DEAN·Filed 2010·Granted Apr 2, 2013·12 cites·20 claims
- 4390US8339802B2Module having a stacked magnetic device and semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2009·Granted Dec 25, 2012·19 cites·20 claims
- 4490US8266793B2Module having a stacked magnetic device and semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2009·Granted Sep 18, 2012·18 cites·20 claims
- 4590US8253196B2Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2009·Granted Aug 28, 2012·15 cites·20 claims
- 4690US8253197B2Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2009·Granted Aug 28, 2012·19 cites·20 claims
- 4790US8018315B2Power converter employing a micromagnetic deviceENPIRION INC·Filed 2007·Granted Sep 13, 2011·20 cites·20 claims
- 4890US6649422B2Integrated circuit having a micromagnetic device and method of manufacture thereforAGERE SYSTEMS INC·Filed 2001·Granted Nov 18, 2003·50 cites·18 claims
- 4989US8987815B2Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the sameENPIRION INC·Filed 2014·Granted Mar 24, 2015·8 cites·20 claims
- 5088US8633540B2Integrated circuit with a laterally diffused metal oxide semiconductor device and method of forming the sameLOTFI ASHRAF W·Filed 2012·Granted Jan 21, 2014·8 cites·19 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →