Inventor
TIESINGA JAN
NL4 patents
Patents
4 patentsUS6076227AJun 20, 2000
Electrical surface treatment device with an acoustic surface type detector
PHILIPS CORP187 citations94
US5798913AAug 25, 1998
Power-supply and communication
PHILIPS CORP65 citations92
US5671535ASep 30, 1997
Shaving apparatus with controllable motor speed
PHILIPS CORP17 citations70
US5568374AOct 22, 1996
Vacuum cleaner with three-wire power-supply and communication connection between functional units to be coupled
PHILIPS CORP14 citations70