Inventor · disambiguated record
Martin Ohmacht
Also filed as: OHMACHT MARTIN
77 granted patents·4 pending applications·793 citations·filing 2002–2023
99Inventor score
Top patents by PatentIndex Score
81 records- 0198US7761687B2Ultrascalable petaflop parallel supercomputerIBM·Filed 2007·Granted Jul 20, 2010·136 cites·44 claims
- 0296US9971713B2Multi-petascale highly efficient parallel supercomputerGLOBALFOUNDRIES INC·Filed 2015·Granted May 15, 2018·30 cites·14 claims
- 0396US9081501B2Multi-petascale highly efficient parallel supercomputerASAAD SAMEH·Filed 2011·Granted Jul 14, 2015·115 cites·41 claims
- 0494US9507647B2Cache as point of coherence in multiprocessor systemBLUMRICH MATTHIAS A·Filed 2011·Granted Nov 29, 2016·24 cites·25 claims
- 0593US7529895B2Method for prefetching non-contiguous data structuresIBM·Filed 2006·Granted May 5, 2009·31 cites·1 claims
- 0692US8103910B2Local rollback for fault-tolerance in parallel computing systemsBLUMRICH MATTHIAS A·Filed 2010·Granted Jan 24, 2012·15 cites·16 claims
- 0792US8103832B2Method and apparatus of prefetching streams of varying prefetch depthGARA ALAN·Filed 2007·Granted Jan 24, 2012·31 cites·20 claims
- 0891US8521961B2Checkpointing in speculative versioning cachesEICHENBERGER ALEXANDRE E·Filed 2009·Granted Aug 27, 2013·26 cites·24 claims
- 0991US8429377B2Optimizing TLB entries for mixed page size storage in contiguous memoryCHEN DONG·Filed 2010·Granted Apr 23, 2013·14 cites·20 claims
- 1091US8370551B2Arbitration in crossbar interconnect for low latencyIBM·Filed 2010·Granted Feb 5, 2013·18 cites·22 claims
- 1191US7373462B2Snoop filter for filtering snoop requestsIBM·Filed 2005·Granted May 13, 2008·22 cites·21 claims
- 1289US7818514B2Low latency memory access and synchronizationIBM·Filed 2008·Granted Oct 19, 2010·17 cites·10 claims
- 1389US7386683B2Method and apparatus for filtering snoop requests in a point-to-point interconnect architectureIBM·Filed 2005·Granted Jun 10, 2008·19 cites·9 claims
- 1489US7380071B2Snoop filtering system in a multiprocessor systemIBM·Filed 2005·Granted May 27, 2008·19 cites·3 claims
- 1588US8949539B2Conditional load and store in a shared memoryBLUMRICH MATTHIAS A·Filed 2010·Granted Feb 3, 2015·8 cites·25 claims
- 1688US7797503B2Configurable memory system and method for providing atomic counting operations in a memory deviceIBM·Filed 2007·Granted Sep 14, 2010·19 cites·27 claims
- 1786US8347039B2Programmable stream prefetch with resource optimizationIBM·Filed 2010·Granted Jan 1, 2013·12 cites·20 claims
- 1886US8327077B2Method and apparatus of parallel computing with simultaneously operating stream prefetching and list prefetching enginesBOYLE PETER A·Filed 2010·Granted Dec 4, 2012·19 cites·24 claims
- 1985US8140925B2Method and apparatus to debug an integrated circuit chip via synchronous clock stop and scanBELLOFATTO RALPH E·Filed 2007·Granted Mar 20, 2012·20 cites·29 claims
- 2084US9298654B2Local bypass in memory computingIBM·Filed 2013·Granted Mar 29, 2016·6 cites·13 claims
- 2183US8255638B2Snoop filter for filtering snoop requestsBLUMRICH MATTHIAS A·Filed 2008·Granted Aug 28, 2012·9 cites·21 claims
- 2283US7788334B2Multiple node remote messagingIBM·Filed 2007·Granted Aug 31, 2010·12 cites·26 claims
- 2382US8868837B2Cache directory lookup reader set encoding for partial cache line speculation supportGARA ALAN·Filed 2011·Granted Oct 21, 2014·4 cites·18 claims
- 2482US8468416B2Combined group ECC protection and subgroup parity protectionGARA ALAN G·Filed 2007·Granted Jun 18, 2013·11 cites·16 claims
- 2582US8255633B2List based prefetchBOYLE PETER·Filed 2010·Granted Aug 28, 2012·8 cites·24 claims
- 2682US8103836B2Snoop filtering system in a multiprocessor systemBLUMRICH MATTHIAS A·Filed 2008·Granted Jan 24, 2012·10 cites·29 claims
- 2781US8856490B2Optimizing TLB entries for mixed page size storage in contiguous memoryCHEN DONG·Filed 2012·Granted Oct 7, 2014·5 cites·22 claims
- 2881US8161248B2Simplifying and speeding the management of intra-node cache coherenceBLUMRICH MATTHIAS A·Filed 2010·Granted Apr 17, 2012·5 cites·13 claims
- 2981US7793038B2System and method for programmable bank selection for banked memory subsystemsIBM·Filed 2007·Granted Sep 7, 2010·11 cites·26 claims
- 3081US7603523B2Method and apparatus for filtering snoop requests in a point-to-point interconnect architectureIBM·Filed 2008·Granted Oct 13, 2009·9 cites·9 claims
- 3179US8533399B2Cache directory look-up re-use as conflict check mechanism for speculative memory requestsOHMACHT MARTIN·Filed 2011·Granted Sep 10, 2013·5 cites·15 claims
- 3278US8621478B2Multiprocessor system with multiple concurrent modes of executionAHN DANIEL·Filed 2011·Granted Dec 31, 2013·4 cites·17 claims
- 3378US8595554B2Reproducibility in a multiprocessor systemBELLOFATTO RALPH A·Filed 2010·Granted Nov 26, 2013·8 cites·23 claims
- 3477US9733831B2Generation-based memory synchronization in a multiprocessor system with weakly consistent memory accessesGLOBALFOUNDRIES INC·Filed 2014·Granted Aug 15, 2017·3 cites·8 claims
- 3577US8677073B2Snoop filter for filtering snoop requestsBLUMRICH MATTHIAS A·Filed 2012·Granted Mar 18, 2014·3 cites·30 claims
- 3676US11288194B2Global virtual address space consistency modelIBM·Filed 2018·Granted Mar 29, 2022·2 cites·25 claims
- 3776US8806141B2List based prefetchBOYLE PETER·Filed 2012·Granted Aug 12, 2014·4 cites·16 claims
- 3875US9501333B2Multiprocessor system with multiple concurrent modes of executionIBM·Filed 2013·Granted Nov 22, 2016·2 cites·14 claims
- 3975US8458282B2Extended write combining using a write continuation hint flagCHEN DONG·Filed 2007·Granted Jun 4, 2013·6 cites·9 claims
- 4074US8832415B2Mapping virtual addresses to different physical addresses for value disambiguation for thread memory access requestsGALA ALAN·Filed 2011·Granted Sep 9, 2014·7 cites·14 claims
- 4174US8412974B2Global synchronization of parallel processors using clock pulse width modulationCHEN DONG·Filed 2010·Granted Apr 2, 2013·4 cites·21 claims
- 4274US7174434B2Low latency memory access and synchronizationIBM·Filed 2002·Granted Feb 6, 2007·20 cites·9 claims
- 4372US8832403B2Generation-based memory synchronization in a multiprocessor system with weakly consistent memory accessesOHMACHT MARTIN·Filed 2010·Granted Sep 9, 2014·3 cites·17 claims
- 4472US8473683B2Ordering of guarded and unguarded stores for no-sync I/OGARA ALAN·Filed 2011·Granted Jun 25, 2013·3 cites·25 claims
- 4569US9529838B2Transactional lock elision with delayed lock checkingIBM·Filed 2014·Granted Dec 27, 2016·1 cites·6 claims
- 4669US8838944B2Fast concurrent array-based stacks, queues and deques using fetch-and-increment-bounded, fetch-and-decrement-bounded and store-on-twin synchronization primitivesCHEN DONG·Filed 2009·Granted Sep 16, 2014·5 cites·13 claims
- 4768US10707755B1Integrated circuits with programmable gate timing signal generation for power converters and apparatus comprising the sameIBM·Filed 2019·Granted Jul 7, 2020·1 cites·20 claims
- 4868US9460145B2Transactional lock elision with delayed lock checkingIBM·Filed 2013·Granted Oct 4, 2016·1 cites·11 claims
- 4968US7617366B2Method and apparatus for filtering snoop requests using mulitiple snoop cachesIBM·Filed 2008·Granted Nov 10, 2009·3 cites·20 claims
- 5067US9405596B2Code versioning for enabling transactional memory promotionGLOBALFOUNDRIES INC·Filed 2014·Granted Aug 2, 2016·2 cites·17 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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