1
Peter D Johnson, James T Dakin, John M Anderson: High efficacy electrodeless high intensity discharge lamp. General Electric Company, Marvin Snyder, James C Davis Jr, March 7, 1989: US04810938 (74 worldwide citation)

Improved efficacy and color rendition at white color temperatures is achieved in an electrodeless metal halide arc discharge lamp with a novel combination of arc tube fill materials, including sodium halide, cerium halide, and xenon. A preferred lamp structural configuration imparts further efficacy ...


2
Homer H Glascock Jr, John M Anderson: Electrodeless fluorescent lamp. General Electric Company, Jack E Haken, Joseph T Cohen, Jerome C Squillaro, January 25, 1977: US04005330 (53 worldwide citation)

An electrodeless fluorescent lamp adapted for economical substitution in place of an existing incandescent lamp comprises an ionizable medium contained within a phosphor coated globular envelope. A closed loop magnetic core transformer, contained within a reentrant cavity in the base of the envelope ...


3
John M Anderson: Electrodeless fluorescent lamp having a radio frequency gas discharge excited by a closed loop magnetic core. General Electric Company, Jack E Haken, Joseph T Cohen, Jerome C Squillaro, April 12, 1977: US04017764 (51 worldwide citation)

An electrodeless fluorescent lamp adapted for economical substitution in place of existing incandescent lamps comprises an ionizable medium contained within a phosphor coated globular envelope. A closed loop, magnetic core, which may be ferrite, is contained within the ionizable medium to induce an ...


4
George J Dempsey, John M Anderson, Agnes A Adgey: Non-invasive multi-electrocardiographic apparatus and method of assessing acute ischaemic damage. Sughrue Mion Zinn Macpeak & Seas, May 30, 1995: US05419337 (43 worldwide citation)

An apparatus for the detection, recording and analysis of the electrical activity of a cardiac comprises an array of from 40 to 100 electrodes each capable of detecting an electrical signal associated with the ST component of a heartbeat. The array is connected to a microprocessor controlled interfa ...


5
John M Anderson: Short arc fluorescent lamp. General Electric Company, Lawrence D Cutter, Joseph T Cohen, Marvin Snyder, June 6, 1978: US04093893 (37 worldwide citation)

A short arc fluorescent lamp comprises an envelope having dimensions compatible with existing incandescent lamp luminaires. A radio frequency power supply, enclosed within the lamp base structure, reduces anode voltage drop to increase lamp efficacy. Cathode voltage drop and sputtering are reduced b ...


6
John M Anderson: Integrally ballasted electrodeless fluorescent lamp. General Electric Company, Jack E Haken, Joseph T Cohen, Jerome C Squillaro, October 19, 1976: US03987334 (32 worldwide citation)

An electrodeless fluorescent lamp, suitable for substitution in place of existing incandescent lamps, comprises a gas filled toroidal envelope assembly removably mounted around a cylindrical ballast assembly. The ballast supplies radio frequency energy which induces electric current flow within the ...


7
Mark C Tondra, John M Anderson: Magnetizable bead detector. NVE Corporation, Kinney & Lange P A, June 1, 2004: US06743639 (28 worldwide citation)

A ferromagnetic thin-film based magnetic field detection system used for detecting the presence of selected molecular species. A magnetic field sensor supported on a substrate has a binding molecule layer positioned on a side thereof capable of selectively binding to the selected molecular species. ...


8
John M Anderson: Fluorescent lamp dimming over large light output range. General Electric Company, Geoffrey H Krauss, James C Davis Jr, Marvin Snyder, April 19, 1988: US04739227 (24 worldwide citation)

A fluorescent lamp has an envelope tube forming a gas-tight enclosure about a pair of externally-energizable filaments which generate a plasma discharge for conversion to visible light; a keep-alive electrode is located adjacent to at least one filament. A dimming control circuit individually extern ...


9
Sayed Amr El Hamamsy, John M Anderson: Luminaire configuration for electrodeless high intensity discharge lamp. General Electric Company, Marvin Snyder, James C Davis Jr, March 20, 1990: US04910439 (22 worldwide citation)

A high intensity discharge electrodeless lamp having a segmented excitation coil and capacitor configuration offers minimum light obstruction and RF losses while providing maximum impedance matching and heat transfer from the coil to a heat sink. The excitation coil includes at least two pairs of in ...


10
John M Anderson: High intensity discharge lamp geometries. General Electric Company, Lawrence D Cutter, Joseph T Cohen, Marvin Snyder, December 25, 1979: US04180763 (22 worldwide citation)

Novel geometries for high intensity discharge solenoidal electric field lamps are disclosed providing good coupling between the magnetic fields within the ferrite and the plasma discharge. In addition, the geometries provide for good heat sinking and cooling capabilities as well as escape of most of ...