Inventor · disambiguated record
Ralph D. Hill
Also filed as: HILL RALPH · HILL RALPH D · HILL RALPH DOUGLAS
16 granted patents·3 pending applications·1,096 citations·filing 1994–2016
96Inventor score
Files withINTERTRUST TECH CORP5BELL COMMUNICATIONS RES4SHAMOON TALAL G3MICROSOFT CORP2CHAVANNE PIERRE1
Top patents by PatentIndex Score
19 records- 0198US7233948B1Methods and apparatus for persistent control and protection of contentINTERTRUST TECH CORP·Filed 1999·Granted Jun 19, 2007·530 cites·26 claims
- 0296US8526610B2Methods and apparatus for persistent control and protection of contentSHAMOON TALAL G·Filed 2010·Granted Sep 3, 2013·42 cites·19 claims
- 0395US8130952B2Methods and apparatus for persistent control and protection of contentSHAMOON TALAL G·Filed 2007·Granted Mar 6, 2012·36 cites·1 claims
- 0493US7822201B2Methods and apparatus for persistent control and protection of contentINTERTRUST TECH CORP·Filed 2007·Granted Oct 26, 2010·16 cites·14 claims
- 0589US9532005B2Methods and apparatus for persistent control and protection of contentINTERTRUST TECH CORP·Filed 2013·Granted Dec 27, 2016·5 cites·17 claims
- 0689US7055039B2Protection of digital content using block cipher crytographySONY ELECTRONICS INC·Filed 2003·Granted May 30, 2006·84 cites·44 claims
- 0784US6005600AHigh-performance player for distributed, time-based mediaSILCON GRAPHICS INC·Filed 1996·Granted Dec 21, 1999·88 cites·18 claims
- 0884US5594911ASystem and method for preprocessing and delivering multimedia presentationsBELL COMMUNICATIONS RES·Filed 1994·Granted Jan 14, 1997·106 cites·10 claims
- 0978US7809138B2Methods and apparatus for persistent control and protection of contentINTERTRUST TECH CORP·Filed 2003·Granted Oct 5, 2010·10 cites·14 claims
- 1074US5577258AApparatus and method for preprocessing multimedia presentations to generate a delivery scheduleBELL COMMUNICATIONS RES·Filed 1994·Granted Nov 19, 1996·63 cites·6 claims
- 1173US7979860B2Method for estimating cost when placing operations within a modulo scheduler when scheduling for processors with a large number of function units or reconfigurable data pathsNVIDIA CORP·Filed 2006·Granted Jul 12, 2011·5 cites·18 claims
- 1269US6792468B1Frame-accurate transport of media data across a data networkMICROSOFT CORP·Filed 1999·Granted Sep 14, 2004·36 cites·26 claims
- 1360US5696948AApparatus for determining round trip latency delay in system for preprocessing and delivering multimedia presentationsBELL COMMUNICATIONS RES·Filed 1996·Granted Dec 9, 1997·39 cites·3 claims
- 1459US2017164046A1Methods and apparatus for persistent control and protection of contentINTERTRUST TECH CORP·Filed 2016·Application pending·0 cites
- 1556US7448062B1Seamless playback of multiple clips of media data across a data networkMICROSOFT CORP·Filed 1999·Granted Nov 4, 2008·23 cites·18 claims
- 1656US2008134342A1Methods and Apparatus for Persistent Control and Protection of ContentSHAMOON TALAL G·Filed 2007·Application pending·0 cites
- 1752US7093255B1Method for estimating cost when placing operations within a modulo scheduler when scheduling for processors with a large number of function units or reconfigurable data pathsQUICKSILVER TECH INC·Filed 2002·Granted Aug 15, 2006·2 cites·26 claims
- 1839US5706486AMethod for preprocessing multimedia presentations to generate a delivery scheduleBELL COMMUNICATIONS RES·Filed 1996·Granted Jan 6, 1998·11 cites·4 claims
- 1939US2006159266A1Protection of digital content using block cipher crytographyCHAVANNE PIERRE·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →