Inventor · disambiguated record
John Kevin Patrick O'Brien
Also filed as: O'BRIEN JOHN · O'BRIEN JOHN K · O'BRIEN JOHN K P · O'BRIEN JOHN KEVIN
99 granted patents·7 pending applications·1,358 citations·filing 1992–2023
99Inventor score
Top patents by PatentIndex Score
106 records- 0196US9971713B2Multi-petascale highly efficient parallel supercomputerGLOBALFOUNDRIES INC·Filed 2015·Granted May 15, 2018·30 cites·14 claims
- 0296US9513828B2Accessing global data from accelerator devicesIBM·Filed 2015·Granted Dec 6, 2016·36 cites·8 claims
- 0396US9081501B2Multi-petascale highly efficient parallel supercomputerASAAD SAMEH·Filed 2011·Granted Jul 14, 2015·115 cites·41 claims
- 0495US8087010B2Selective code generation optimization for an advanced dual-representation polyhedral loop transformation frameworkEICHENBERGER ALEXANDRE E·Filed 2007·Granted Dec 27, 2011·57 cites·20 claims
- 0594US7512745B2Method for garbage collection in heterogeneous multiprocessor systemsIBM·Filed 2006·Granted Mar 31, 2009·40 cites·5 claims
- 0694US7493452B2Method to efficiently prefetch and batch compiler-assisted software cache accessesIBM·Filed 2006·Granted Feb 17, 2009·39 cites·13 claims
- 0793US7146607B2Method and system for transparent dynamic optimization in a multiprocessing environmentIBM·Filed 2002·Granted Dec 5, 2006·92 cites·45 claims
- 0893US5812811AExecuting speculative parallel instructions threads with forking and inter-thread communicationIBM·Filed 1995·Granted Sep 22, 1998·260 cites·39 claims
- 0992US8522225B2Rewriting branch instructions using branch stubsCHEN TONG·Filed 2010·Granted Aug 27, 2013·18 cites·20 claims
- 1091US10169013B2Arranging binary code based on call graph partitioningIBM·Filed 2017·Granted Jan 1, 2019·5 cites·21 claims
- 1190US8214808B2System and method for speculative thread assist in a heterogeneous processing environmentDAY MICHAEL NORMAN·Filed 2007·Granted Jul 3, 2012·32 cites·20 claims
- 1289US8667260B2Building approximate data dependences with a moving windowEICHENBERGER ALEXANDRE E·Filed 2010·Granted Mar 4, 2014·14 cites·25 claims
- 1388US8087011B2Domain stretching for an advanced dual-representation polyhedral loop transformation frameworkEICHENBERGER ALEXANDRE E·Filed 2007·Granted Dec 27, 2011·20 cites·18 claims
- 1487US8689221B2Speculative thread execution and asynchronous conflict eventsIBM·Filed 2013·Granted Apr 1, 2014·9 cites·16 claims
- 1586US7962906B2Compiler method for employing multiple autonomous synergistic processors to simultaneously operate on longer vectors of dataIBM·Filed 2007·Granted Jun 14, 2011·16 cites·9 claims
- 1685US9658940B2Method to efficiently implement synchronization using software managed address translationIBM·Filed 2015·Granted May 23, 2017·4 cites·20 claims
- 1785US8561044B2Optimized code generation targeting a high locality software cacheCHEN TONG·Filed 2008·Granted Oct 15, 2013·15 cites·19 claims
- 1885US8458483B1Techniques for message-passing using shared memory of an RF tagBAILEY DANIEL·Filed 2009·Granted Jun 4, 2013·23 cites·15 claims
- 1984US8997071B2Optimized division of work among processors in a heterogeneous processing systemCHEN TONG·Filed 2012·Granted Mar 31, 2015·7 cites·22 claims
- 2084US8782381B2Dynamically rewriting branch instructions in response to cache line evictionCHEN TONG·Filed 2012·Granted Jul 15, 2014·7 cites·19 claims
- 2184US8631225B2Dynamically rewriting branch instructions to directly target an instruction cache locationCHEN TONG·Filed 2010·Granted Jan 14, 2014·7 cites·15 claims
- 2284US8438571B2Thread speculative execution and asynchronous conflictGOODING THOMAS M·Filed 2010·Granted May 7, 2013·8 cites·7 claims
- 2384US8146067B2Efficient data reorganization to satisfy data alignment constraintsEICHENBERGER ALEXANDRE E·Filed 2008·Granted Mar 27, 2012·12 cites·9 claims
- 2483US11687369B2Flexible optimized data handling in systems with multiple memoriesIBM·Filed 2021·Granted Jun 27, 2023·1 cites·16 claims
- 2583US8713548B2Rewriting branch instructions using branch stubsCHEN TONG·Filed 2012·Granted Apr 29, 2014·6 cites·13 claims
- 2683US7496494B2Method and system for multiprocessor emulation on a multiprocessor host systemIBM·Filed 2002·Granted Feb 24, 2009·31 cites·2 claims
- 2783US7386842B2Efficient data reorganization to satisfy data alignment constraintsIBM·Filed 2004·Granted Jun 10, 2008·31 cites·5 claims
- 2882US8375374B2Partitioning programs between a general purpose core and one or more acceleratorsIBM·Filed 2008·Granted Feb 12, 2013·10 cites·25 claims
- 2982US8370575B2Optimized software cache lookup for SIMD architecturesIBM·Filed 2006·Granted Feb 5, 2013·11 cites·38 claims
- 3081US8627051B2Dynamically rewriting branch instructions to directly target an instruction cache locationCHEN TONG·Filed 2012·Granted Jan 7, 2014·5 cites·10 claims
- 3181US8516230B2SPE software instruction cacheCHEN TONG·Filed 2009·Granted Aug 20, 2013·10 cites·19 claims
- 3281US8032873B2Computer program code size partitioning system for multiple memory multi-processing systemsIBM·Filed 2008·Granted Oct 4, 2011·2 cites·13 claims
- 3380US8561043B2Data transfer optimized software cache for irregular memory referencesAYGUADE EDUARD·Filed 2008·Granted Oct 15, 2013·13 cites·18 claims
- 3479US10782973B2Optimizing branch re-wiring in a software instruction cacheIBM·Filed 2015·Granted Sep 22, 2020·3 cites·1 claims
- 3579US8056065B2Stable transitions in the presence of conditionals for an advanced dual-representation polyhedral loop transformation frameworkIBM·Filed 2007·Granted Nov 8, 2011·9 cites·20 claims
- 3679US7243333B2Method and apparatus for creating and executing integrated executables in a heterogeneous architectureIBM·Filed 2002·Granted Jul 10, 2007·27 cites·25 claims
- 3778US8126957B2Managing position independent code using a software frameworkGOWEN MICHAEL STAN·Filed 2008·Granted Feb 28, 2012·10 cites·15 claims
- 3877US9459851B2Arranging binary code based on call graph partitioningCHEN TONG·Filed 2010·Granted Oct 4, 2016·3 cites·14 claims
- 3977US8285670B2Dynamically maintaining coherency within live ranges of direct buffersCHEN TONG·Filed 2008·Granted Oct 9, 2012·7 cites·17 claims
- 4077US8060870B2System and method for advanced polyhedral loop transformations of source code in a compilerEICHENBERGER ALEXANDRE E·Filed 2007·Granted Nov 15, 2011·8 cites·18 claims
- 4177US7200840B2Method and apparatus for enabling access to global data by a plurality of codes in an integrated executable for a heterogeneous architectureIBM·Filed 2002·Granted Apr 3, 2007·23 cites·14 claims
- 4276US8141067B2Ensuring maximum code motion of accesses to DMA buffersBROKENSHIRE DANIEL A·Filed 2008·Granted Mar 20, 2012·6 cites·20 claims
- 4376US7231373B2Transaction processingZINGTECH LTD·Filed 2005·Granted Jun 12, 2007·22 cites·19 claims
- 4476US7225431B2Method and apparatus for setting breakpoints when debugging integrated executables in a heterogeneous architectureIBM·Filed 2002·Granted May 29, 2007·22 cites·27 claims
- 4575US9916144B2Arranging binary code based on call graph partitioningIBM·Filed 2016·Granted Mar 13, 2018·1 cites·19 claims
- 4675US8776034B2Dynamically maintaining coherency within live ranges of direct buffersCHEN TONG·Filed 2012·Granted Jul 8, 2014·3 cites·17 claims
- 4775US8006238B2Workload partitioning in a parallel system with hetergeneous alignment constraintsIBM·Filed 2006·Granted Aug 23, 2011·7 cites·32 claims
- 4875US7243195B2Software managed cache optimization system and method for multi-processing systemsIBM·Filed 2004·Granted Jul 10, 2007·20 cites·19 claims
- 4974US5202995AMethod for removing invariant branches from instruction loops of a computer programIBM·Filed 1992·Granted Apr 13, 1993·65 cites·10 claims
- 5073US8527974B2Data transfer optimized software cache for regular memory referencesAYGUADE EDUARD·Filed 2008·Granted Sep 3, 2013·8 cites·23 claims
Showing the top 50 of 106 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when John Kevin Patrick O'Brien files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →