Inventor · disambiguated record
Wilhelm Graffenberger
Also filed as: GRAFFENBERGER WILHELM
5 granted patents·85 citations·filing 1976–1997
79Inventor score
Files withPHILIPS CORP5
Top patents by PatentIndex Score
5 records- 0193US4608502AI2 L gate circuit arrangement having a switchable current sourcePHILIPS CORP·Filed 1983·Granted Aug 26, 1986·55 cites·6 claims
- 0262US4439739ACircuit arrangement with electronically controllable transfer characteristicPHILIPS CORP·Filed 1981·Granted Mar 27, 1984·14 cites·8 claims
- 0344US4419752ACircuit arrangement for transmitting two signals over one line in opposite directionsPHILIPS CORP·Filed 1981·Granted Dec 6, 1983·13 cites·2 claims
- 0430US4028630APush-pull amplifier arrangementPHILIPS CORP·Filed 1976·Granted Jun 7, 1977·2 cites·12 claims
- 0526US5963081ACircuit arrangement having at least two signal pathsPHILIPS CORP·Filed 1997·Granted Oct 5, 1999·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →