Inventor · disambiguated record
Hans J. Apeldoorn
Also filed as: APELDOORN HANS J
4 granted patents·24 citations·filing 1977–1983
73Inventor score
Technology areasH04N
Files withPHILIPS CORP4
Top patents by PatentIndex Score
4 records- 0151US4157569ATelevision receiver having a synchronous detection circuit and a frequency deviation-detection circuit to achieve a wide frequency range control functionPHILIPS CORP·Filed 1977·Granted Jun 5, 1979·9 cites·5 claims
- 0245US4349842ATelevision receiver for receiving a picture carrier whose amplitude is modulated with a video signal, and a sound carrier whose frequency is modulated with an audio signalPHILIPS CORP·Filed 1980·Granted Sep 14, 1982·9 cites·5 claims
- 0334US4159482ATelevision receiver having a demodulator circuit for demodulating a television signal modulated on a carrierPHILIPS CORP·Filed 1977·Granted Jun 26, 1979·4 cites·6 claims
- 0427US4528592ATV-IF CircuitPHILIPS CORP·Filed 1983·Granted Jul 9, 1985·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →