Inventor
NIJMAN ALOYSIUS J
9 patents
Patents
9 patentsUS4459632AJul 10, 1984
Voltage-limiting circuit
PHILIPS CORP19 citations81
US4535303AAug 13, 1985
Driver circuit
PHILIPS CORP8 citations73
US4306122ADec 15, 1981
Telephone line circuit
PHILIPS CORP8 citations73
US4370526AJan 25, 1983
Arrangement for applying a ringing voltage to a subscriber's line
PHILIPS CORP13 citations71
US4608461AAug 26, 1986
Subscriber circuit for a telephone network
PHILIPS CORP2 citations62
US4484151ANov 20, 1984
Amplifier circuit
PHILIPS CORP5 citations62
US4415775ANov 15, 1983
Arrangement for exchanging signals between separated circuits
PHILIPS CORP2 citations62
US4313034AJan 26, 1982
Connecting circuit for a telephone line
PHILIPS CORP2 citations62
US4477696AOct 16, 1984
Conference system for telephony
PHILIPS CORP1 citations50