Inventor · disambiguated record
Pieter Den Toonder
Also filed as: DEN TOONDER PIETER · DEN TOONDER PIETER MARTINUS
11 granted patents·884 citations·filing 1975–2002
93Inventor score
Top patents by PatentIndex Score
11 records- 0195US4323922ATelevision coding system with channel level identificationOAK INDUSTRIES INC·Filed 1979·Granted Apr 6, 1982·151 cites·12 claims
- 0294US4353088ACoding and decoding system for video and audio signalsOAK INDUSTRIES INC·Filed 1980·Granted Oct 5, 1982·128 cites·2 claims
- 0393US4340906AVideo signal coding by video signal polarity reversal on the basis of brightness level comparisonOAK INDUSTRIES INC·Filed 1980·Granted Jul 20, 1982·123 cites·10 claims
- 0493US4336553AMethod of coding audio and video signalsOAK IND·Filed 1980·Granted Jun 22, 1982·128 cites·11 claims
- 0591USD482368SDisplay for touchscreen of a computer monitorEX OVISION B V·Filed 2002·Granted Nov 18, 2003·113 cites·1 claims
- 0690US4424532ACoding and decoding system for video and audio signalsOAK INDUSTRIES INC·Filed 1983·Granted Jan 3, 1984·135 cites·5 claims
- 0789US4039954ASignal distribution device for a cable televisionOAK HOLLAND BV·Filed 1975·Granted Aug 2, 1977·53 cites·9 claims
- 0880US4135157APole mounted converterOAK INDUSTRIES INC·Filed 1977·Granted Jan 16, 1979·26 cites·12 claims
- 0956US4568974AVideo scrambling by the application of a variable periodic scrambling waveformOAK INDUSTRIES INC·Filed 1982·Granted Feb 4, 1986·12 cites·6 claims
- 1051US4447828APhase change dynamic scramblingOAK INDUSTRIES INC·Filed 1982·Granted May 8, 1984·9 cites·11 claims
- 1141USD491153SVideophoneEX OVISION B V·Filed 2002·Granted Jun 8, 2004·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →