Inventor · disambiguated record
David W. Hartwell
Also filed as: HARTWELL DAVID · HARTWELL DAVID W · HARTWELL DAVID WARREN
33 granted patents·971 citations·filing 1987–2022
98Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO12DIGITAL EQUIPMENT CORP10ORACLE INT CORP5COMPAQ COMPUTER CORP1HARTWELL CLIVE R1
Top patents by PatentIndex Score
33 records- 0196US6738836B1Scalable efficient I/O port protocolHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted May 18, 2004·119 cites·6 claims
- 0292US7200770B2Restoring access to a failed data storage device in a redundant memory systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Apr 3, 2007·71 cites·34 claims
- 0391US11243601B1Managing server performance and reliability during reductions in a number of power supply unitsORACLE INT CORP·Filed 2021·Granted Feb 8, 2022·2 cites·24 claims
- 0489US6920516B2Anti-starvation interrupt protocolHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jul 19, 2005·33 cites·20 claims
- 0586US11586274B2Managing server performance and reliability during reductions in a number of power supply unitsORACLE INT CORP·Filed 2022·Granted Feb 21, 2023·1 cites·20 claims
- 0684US6640272B1Automated backplane cable connection identification system and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Oct 28, 2003·48 cites·26 claims
- 0784US4864496ABus adapter module for interconnecting busses in a multibus computer systemDIGITAL EQUIPMENT CORP·Filed 1987·Granted Sep 5, 1989·87 cites·14 claims
- 0883US5412788AMemory bank management and arbitration in multiprocessor computer systemDIGITAL EQUIPMENT CORP·Filed 1992·Granted May 2, 1995·100 cites·8 claims
- 0982US7443694B125 degree tool-less expansion card bracketSUN MICROSYSTEMS INC·Filed 2006·Granted Oct 28, 2008·10 cites·8 claims
- 1079US6977979B1Enhanced clock forwarding data recoveryHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Dec 20, 2005·32 cites·12 claims
- 1178US6629257B1System and method to automatically reset and initialize a clocking subsystem with reset signaling techniqueHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Sep 30, 2003·25 cites·15 claims
- 1276US8391022B2Multi-function mezzanine board alignment and mounting device, with integrated handleOLESIEWICZ TIMOTHY W·Filed 2008·Granted Mar 5, 2013·6 cites·19 claims
- 1376US6826653B2Block data mover adapted to contain faults in a partitioned multiprocessor systemHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 30, 2004·29 cites·19 claims
- 1476US6724850B1Deterministic hardware behavior between multiple asynchronous clock domains through the novel use of a PLLHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Apr 20, 2004·26 cites·14 claims
- 1575US10997296B2System and method for restoration of a trusted system firmware stateORACLE INT CORP·Filed 2017·Granted May 4, 2021·3 cites·26 claims
- 1675US6668335B1System for recovering data in a multiprocessor system comprising a conduction path for each bit between processors where the paths are grouped into separate bundles and routed along different pathsHEWLETT PACKARD COMPANY L P·Filed 2000·Granted Dec 23, 2003·23 cites·20 claims
- 1770US8364851B2Scalable efficient I/O port protocolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 29, 2013·13 cites·1 claims
- 1867US7065169B2Detection of added or missing forwarding data clock signalsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jun 20, 2006·9 cites·16 claims
- 1967US4979097AMethod and apparatus for interconnecting busses in a multibus computer systemDIGITAL EQUIPMENT CORP·Filed 1987·Granted Dec 18, 1990·40 cites·14 claims
- 2066US6701387B1Adaptive data fetch prediction algorithmHEWLETT PACKARD DEVELOPMENT CO·Filed 2000·Granted Mar 2, 2004·15 cites·9 claims
- 2166US5388222AMemory subsystem command input queue having status locations for resolving conflictsDIGITAL EQUIPMENT CORP·Filed 1994·Granted Feb 7, 1995·54 cites·2 claims
- 2264US6976184B2Clock forward initialization and reset signaling techniqueHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Dec 13, 2005·9 cites·24 claims
- 2364US5301283ADynamic arbitration for system bus control in multiprocessor data processing systemDIGITAL EQUIPMENT CORP·Filed 1992·Granted Apr 5, 1994·43 cites·18 claims
- 2456US11567553B2Power supply unit power level protection limitsORACLE INT CORP·Filed 2021·Granted Jan 31, 2023·0 cites·32 claims
- 2556US6076129ADistributed data bus sequencing for a system bus with separate address and data bus protocolsDIGITAL EQUIPMENT CORP·Filed 1997·Granted Jun 13, 2000·27 cites·5 claims
- 2656US5652861ASystem for interleaving memory modules and banksDIGITAL EQUIPMENT CORP·Filed 1996·Granted Jul 29, 1997·32 cites·7 claims
- 2755US6360285B1Apparatus for determining memory bank availability in a computer systemCOMPAQ COMPUTER CORP·Filed 1994·Granted Mar 19, 2002·28 cites·38 claims
- 2855US5666551ADistributed data bus sequencing for a system bus with separate address and data bus protocolsDIGITAL EQUIPMENT CORP·Filed 1996·Granted Sep 9, 1997·25 cites·27 claims
- 2954US4858234AMethod and apparatus for error recovery in a multibus computer systemDIGITAL EQUIPMENT CORP·Filed 1987·Granted Aug 15, 1989·22 cites·10 claims
- 3049US4837767ABus adapter module with improved error recovery in a multibus computer systemDIGITAL EQUIPMENT CORP·Filed 1987·Granted Jun 6, 1989·18 cites·7 claims
- 3140US10585608B2System and method for securely isolating a system featureORACLE INT CORP·Filed 2017·Granted Mar 10, 2020·0 cites·13 claims
- 3235US5544179AMis-synchronization detection system using a combined error correcting and cycle identifier codeFiled 1995·Granted Aug 6, 1996·9 cites·13 claims
- 3332US5088419ATablesHARTWELL CLIVE R·Filed 1988·Granted Feb 18, 1992·12 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when David W. Hartwell 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 →