Inventor · disambiguated record
John Fred Spannaus
Also filed as: SPANNAUS JOHN · SPANNAUS JOHN F · SPANNAUS JOHN FRED
10 granted patents·2 pending applications·149 citations·filing 1994–2013
89Inventor score
Top patents by PatentIndex Score
12 records- 0181US8615742B2Autonomic hotspot profiling using paired performance samplingINDUKURU VENKAT RAJEEV·Filed 2010·Granted Dec 24, 2013·7 cites·24 claims
- 0278US9280438B2Autonomic hotspot profiling using paired performance samplingIBM·Filed 2013·Granted Mar 8, 2016·4 cites·20 claims
- 0376US5646651ABlock mode, multiple access multi-media/graphics memoryFiled 1994·Granted Jul 8, 1997·47 cites·5 claims
- 0475US6421053B1Block rendering method for a graphics subsystemIBM·Filed 1999·Granted Jul 16, 2002·59 cites·19 claims
- 0572US8514999B2Floating-point event counters with automatic prescalingFRAZIER GILES R·Filed 2011·Granted Aug 20, 2013·3 cites·21 claims
- 0657US8407624B2Mouse movement using multiple thresholds utilizing linear exponential acceleration and sub-pixel precisionRAMSAY III GEORGE FRANCIS·Filed 2008·Granted Mar 26, 2013·2 cites·17 claims
- 0751US9244585B2Mouse movement using multiple thresholds utilizing linear exponential acceleration and sub-pixel precisionIBM·Filed 2013·Granted Jan 26, 2016·0 cites·20 claims
- 0850US7844849B2System and method for identifying and manipulating logic analyzer data from multiple clock domainsIBM·Filed 2007·Granted Nov 30, 2010·1 cites·19 claims
- 0947US6483503B1Pixel data merging apparatus and method thereforIBM·Filed 1999·Granted Nov 19, 2002·13 cites·37 claims
- 1045US2006005083A1Performance count tracingIBM·Filed 2004·Application pending·0 cites
- 1138US5790125ASystem and method for use in a computerized imaging system to efficiently transfer graphics information to a graphics subsystem employing masked spanIBM·Filed 1996·Granted Aug 4, 1998·13 cites·4 claims
- 1237US2006080583A1Store scan data in trace arrays for on-board software accessIBM·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →