Inventor · disambiguated record
Willibald Friedreich
Also filed as: FRIEDREICH WILLIBALD
3 granted patents·22 citations·filing 1998–1999
64Inventor score
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3 records- 0135US6332056B1Circuit arrangement for processing a video signal, including means for avoiding a vertical color shift at horizontal color transitionsPHILIPS CORP·Filed 1998·Granted Dec 18, 2001·9 cites·8 claims
- 0231US6900849B1Signal processing apparatus having means for reducing the power consumptionKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted May 31, 2005·13 cites·6 claims
- 0323US6496645B1Video recorder having playback-signal processing means adaptable to different playback qualities of video recordingsKONINKL PHILIPS ELECTRONICS NV·Filed 1998·Granted Dec 17, 2002·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →