Inventor
SCHEMMANN HUGO
31 patents
Patents
31 patentsUS5022315AJun 11, 1991
Small electric household utensil for the production of foods by mixing by stirring
PHILIPS CORP68 citations96
US4714851ADec 22, 1987
Single-phase synchronous motor comprising a two-pole permanent-magnet rotor
PHILIPS CORP27 citations92
US4691132ASep 1, 1987
Synchronous motor with two-pole permanent-magnet soft-magnetic-core rotor
PHILIPS CORP33 citations92
US4554471ANov 19, 1985
Electric motor having a U-shaped stator iron
PHILIPS CORP34 citations92
US5121020AJun 9, 1992
Rotor for an electric motor
PHILIPS CORP19 citations82
US5012147AApr 30, 1991
Domestic vibration apparatus with lever drive
PHILIPS CORP21 citations82
US4803390AFeb 7, 1989
Dual motor drive arrangement for a small domestic appliance
PHILIPS CORP23 citations82
US4684840AAug 4, 1987
Synchronous motor having a permanent-magnet modular rotor
PHILIPS CORP22 citations82
US4008985AFeb 22, 1977
Pumping device for fluids
PHILIPS CORP27 citations82
US5118977AJun 2, 1992
Two-pole single-phase synchronous motor with permanent-magnet rotor, and starting device for use in the single-phase synchronous motor
PHILIPS CORP16 citations74
US4979297ADec 25, 1990
Rotary shaving head for an electric shaving apparatus
PHILIPS CORP16 citations74
US4827171AMay 2, 1989
Single-phase synchronous motor comprising a two-pole permanent-magnetic rotor and an eddy-current intermediate rotor
PHILIPS CORP14 citations74
US4791327ADec 13, 1988
Drive mechanism for a domestic vibration apparatus
PHILIPS CORP9 citations74
US4759192AJul 26, 1988
Domestic appliance comprising a tool
PHILIPS CORP13 citations74
US4503346AMar 5, 1985
Electric motor having a stator iron of a bent shape
PHILIPS CORP18 citations74
US4812691AMar 14, 1989
Device for improving the stability of rotation of the rotor of a single-phase synchronous motor
PHILIPS CORP8 citations73
US4709752ADec 1, 1987
Cooling arrangement for heat generating electrical components
PHILIPS CORP12 citations73
US4329781AMay 18, 1982
Shaving apparatus having a shear plate with hair-entry apertures and a cutting unit with lead cutters, which unit is drivable relative to the shear plate
PHILIPS CORP16 citations73
US5502359AMar 26, 1996
Small motor with permanent-magnet rotor
PHILIPS CORP8 citations72
US5164654ANov 17, 1992
Solar energy operated automatic charge device for electric appliances
PHILIPS CORP18 citations69
US4760297AJul 26, 1988
Small appliance driven by unidirectional single-phase synchronous motor
PHILIPS CORP8 citations66
US4621423ANov 11, 1986
Shear head of a dry-shaver comprising a shear foil which is clamped so as to be curved
PHILIPS CORP6 citations63
US4500825AFeb 19, 1985
Self-starting single-phase synchronous motor
PHILIPS CORP3 citations63
US4868435ASep 19, 1989
Single phase synchronous motor vibration apparatus
PHILIPS CORP2 citations62
US4636676AJan 13, 1987
Single-phase synchronous motor with two-pole permanent-magnet rotor
PHILIPS CORP2 citations62
US4606121AAug 19, 1986
Drive mechanism for a vibration-type dry-shaver
PHILIPS CORP4 citations62
US4807365AFeb 28, 1989
Method for making the shaving head of a dry-shaving apparatus
PHILIPS CORP5 citations61
US4628607ADec 16, 1986
Vibration dry shaving apparatus driven by a bipolar uniphase synchronous motor
PHILIPS CORP6 citations57
US5717301AFeb 10, 1998
Electric motor assembly
PHILIPS CORP3 citations54
US5158562AOct 27, 1992
Epilating device having epilating rollers rotatingly drivable in opposite directions
PHILIPS CORP0 citations52
US4827204AMay 2, 1989
Synchronous motor with dynamic damping
PHILIPS CORP0 citations42