Inventor · Craydon Court, CA, US

Robert Y. Loo

33Patents
21h-index
38Co-inventors
85Inventor score

Filing activity: Mar 23, 1981 → Apr 21, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6046659A Design and fabrication of broadband surface-micromachined micro-electro-mechanical switches for microwave and millimeter-wave applications Electricity 270 Expired
US6670921B2 Low-cost HDMI-D packaging technique for integrating an efficient reconfigurable antenna array with RF MEMS switches and a high impedance surface Electricity 168 Expired
US6388631B1 Reconfigurable interleaved phased array antenna Electricity 90 Expired
US7053737B2 Stress bimorph MEMS switches and methods of making same Electricity 89 Expired
US6037719A Matrix-addressed display having micromachined electromechanical switches Electricity 86 Expired
US6538621B1 Tunable impedance surface Electricity 80 Expired
US6483480B1 Tunable impedance surface Electricity 79 Expired
US6307519A Multiband antenna system using RF micro-electro-mechanical switches, method for transmitting multiband signals, and signal produced therefrom Electricity 63 Expired
US6331257A Fabrication of broadband surface-micromachined micro-electro-mechanical switches for microwave and millimeter-wave applications Electricity 55 Expired
US6396368B1 CMOS-compatible MEM switches and method of making Electricity 54 Expired
US6384797B1 Reconfigurable antenna for multiple band, beam-switching operation Electricity 53 Expired
US6440767B1 Monolithic single pole double throw RF MEMS switch Electricity 45 Expired
US6310339A Optically controlled MEM switches Electricity 39 Expired
US6175672A RF wide bandwidth lossless high performance low noise transmissive link Electricity 33 Expired
US5757319A Ultrabroadband, adaptive phased array antenna systems using microelectromechanical electromagnetic components Electricity 32 Expired
US6069587A Multiband millimeterwave reconfigurable antenna using RF mem switches Electricity 28 Expired
US6469677B1 Optical network for actuation of switches in a reconfigurable antenna Electricity 27 Expired
US6667245B2 CMOS-compatible MEM switches and method of making Electricity 24 Expired
US6043727A Reconfigurable millimeterwave filter using stubs and stub extensions selectively coupled using voltage actuated micro-electro-mechanical switches Electricity 23 Expired
US6768403B2 Torsion spring for electro-mechanical switches and a cantilever-type RF micro-electromechanical switch incorporating the torsion spring Electricity 22 Expired
US5404006A High power capacity optical receiver apparatus and method employing distributed photodetectors Electricity 21 Expired
US6803559B2 Optically controlled MEM switches Electricity 20 Expired
US6604425B1 Microelectromechanical correlation device and method Physics 18 Expired
US6965349B2 Phased array antenna Electricity 16 Expired
US6888420B2 RF MEMS switch matrix Electricity 16 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.