Inventor
EL-HAMAMSY SAYED-AMR
US19 patents
⚠️ This page may combine multiple inventors who share the name “EL-HAMAMSY SAYED-AMR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
15 patentsUS6437567B1Aug 20, 2002
Radio frequency coil for open magnetic resonance imaging system
GEN ELECTRIC237 citations98
US5532512AJul 2, 1996
Direct stacked and flip chip power semiconductor device structures
GEN ELECTRIC377 citations98
US5488269AJan 30, 1996
Multi-resonant boost high power factor circuit
GEN ELECTRIC71 citations96
US4902942AFeb 20, 1990
Controlled leakage transformer for fluorescent lamp ballast including integral ballasting inductor
GEN ELECTRIC95 citations96
US5461284AOct 24, 1995
Virtual fixture for reducing electromagnetic interaction between an electrodeless lamp and a metallic fixture
GEN ELECTRIC58 citations95
US6437568B1Aug 20, 2002
Low noise MRI scanner
GEN ELECTRIC76 citations93
US6157276ADec 5, 2000
MRI magnet assembly with non-conductive inner wall
GEN ELECTRIC46 citations92
US5600187AFeb 4, 1997
Electronically controllable capacitors using power MOSFET's
GEN ELECTRIC25 citations92
US5517086AMay 14, 1996
Modified valley fill high power factor correction ballast
GEN ELECTRIC34 citations92
US5463285AOct 31, 1995
Variable capacitor with very fine resolution
GEN ELECTRIC37 citations92
US4910439AMar 20, 1990
Luminaire configuration for electrodeless high intensity discharge lamp
GEN ELECTRIC36 citations92
US5446350AAug 29, 1995
Impedance matching circuit for an electrodeless fluorescent lamp ballast
GEN ELECTRIC40 citations91
US5629584AMay 13, 1997
Accurate placement and retention of an amalgam in a electrodeless fluorescent lamp
GEN ELECTRIC30 citations88
US5012161AApr 30, 1991
Power factor correction circuit
GEN ELECTRIC20 citations82
US5481161AJan 2, 1996
Variable frequency generator for resonant power feedback
GEN ELECTRIC11 citations73