Inventor · disambiguated record
John C. Schafer
Also filed as: SCHAFER JOHN C · SCHAFER JOHN CHARLES
14 granted patents·1 pending application·667 citations·filing 1993–2012
95Inventor score
Top patents by PatentIndex Score
15 records- 0194US8253750B1Digital media processorHUANG JEN-HSUN·Filed 2010·Granted Aug 28, 2012·44 cites·5 claims
- 0292US5598525AApparatus, systems and methods for controlling graphics and video data in multimedia data processing and display systemsCIRRUS LOGIC INC·Filed 1995·Granted Jan 28, 1997·137 cites·47 claims
- 0391US5625379AVideo processing apparatus systems and methodsCIRRUS LOGIC INC·Filed 1995·Granted Apr 29, 1997·94 cites·15 claims
- 0489US5506604AApparatus, systems and methods for processing video data in conjunction with a multi-format frame bufferCIRRUS LOGIC INC·Filed 1994·Granted Apr 9, 1996·100 cites·16 claims
- 0583US5440683AVideo processor multiple streams of video data in real-timeCIRRUS LOGIC INC·Filed 1994·Granted Aug 8, 1995·33 cites·20 claims
- 0682US5977960AApparatus, systems and methods for controlling data overlay in multimedia data processing and display systems using mask techniquesS3 INC·Filed 1996·Granted Nov 2, 1999·61 cites·15 claims
- 0780US5402513AVideo window generator with scalable videoPIXEL SEMICONDUCTOR INC·Filed 1994·Granted Mar 28, 1995·56 cites·45 claims
- 0866USRE39898EApparatus, systems and methods for controlling graphics and video data in multimedia data processing and display systemsNVIDIA INTERNATIONAL INC·Filed 1999·Granted Oct 30, 2007·34 cites·48 claims
- 0963US6073158ASystem and method for processing multiple received signal sourcesCIRRUS LOGIC INC·Filed 1993·Granted Jun 6, 2000·39 cites·63 claims
- 1063US5821918AVideo processing apparatus, systems and methodsS3 INC·Filed 1995·Granted Oct 13, 1998·20 cites·1 claims
- 1159US5577203AVideo processing methodsCIRRUS LOGIC INC·Filed 1995·Granted Nov 19, 1996·17 cites·3 claims
- 1255US5581280AVideo processing apparatus, systems and methodsCIRRUS LOGIC INC·Filed 1995·Granted Dec 3, 1996·14 cites·21 claims
- 1348US2014055559A1Digital media processorHUANG JEN-HSUN·Filed 2012·Application pending·0 cites
- 1440US5402506AApparatus for quantizing pixel information to an output video display spacePIXEL SEMICONDUCTOR INC·Filed 1994·Granted Mar 28, 1995·9 cites·10 claims
- 1539US5542038AMethod and system for generating dynamic zoom codesCIRRUS LOGIC INC·Filed 1993·Granted Jul 30, 1996·9 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →