Inventor
JANSEN GERARDUS L M
NL11 patents
⚠️ This page may combine multiple inventors who share the name “JANSEN GERARDUS L M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIPS CORP
9 patentsUS4504935AMar 12, 1985
Electrodynamic focus and radial slide drive for an optical disc system
PHILIPS CORP56 citations95
US4386323AMay 31, 1983
Arrangement for synchronizing the phase of a local clock signal with an input signal
PHILIPS CORP67 citations95
US4607913AAug 26, 1986
Electrodynamic device for translating a lens system
PHILIPS CORP32 citations92
US4545046AOct 1, 1985
Optical recording and/or reading device with spindle and optical elements supported on parallel bars
PHILIPS CORP25 citations75
US4443721AApr 17, 1984
Electrodynamic device for translating an objective
PHILIPS CORP16 citations73
US5691965ANov 25, 1997
Actuator comprising a rotatable magnet body; actuator unit comprising the actuator and a control system; magneto-optical device comprising the actuator, and scanner comprising the actuator
PHILIPS CORP8 citations71
US4798447AJan 17, 1989
Lens mounting for an electrodynamic device for recording on and/or scanning optical discs by means of a radiation spot, and method of manufacturing such a lens mounting
PHILIPS CORP12 citations68
US4466000AAug 14, 1984
Data communication system
PHILIPS CORP3 citations60
US4691311ASep 1, 1987
Disc reading apparatus with disc shoot journaled in frame
PHILIPS CORP3 citations58