Inventor · disambiguated record
Richard L. Duncan
Also filed as: DUNCAN RICHARD · DUNCAN RICHARD L · DUNCAN RICHARD LAWRENCE
25 granted patents·3 pending applications·1,194 citations·filing 1985–2010
97Inventor score
Top patents by PatentIndex Score
28 records- 0196US5533123AProgrammable distributed personal securityNAT SEMICONDUCTOR CORP·Filed 1994·Granted Jul 2, 1996·474 cites·14 claims
- 0294US5534795AVoltage translation and overvoltage protectionNAT SEMICONDUCTOR CORP·Filed 1994·Granted Jul 9, 1996·65 cites·12 claims
- 0392US5406140AVoltage translation and overvoltage protectionNAT SEMICONDUCTOR CORP·Filed 1993·Granted Apr 11, 1995·56 cites·15 claims
- 0490US4866607ASelf-contained downhole gauge systemHALLIBURTON CO·Filed 1985·Granted Sep 12, 1989·91 cites·10 claims
- 0590US4665398AMethod of sampling and recording information pertaining to a physical condition detected in a well boreHALLIBURTON CO·Filed 1985·Granted May 12, 1987·106 cites·5 claims
- 0689US6081412AGate oxide breakdown protection circuit for deep submicron processesNAT SEMICONDUCTOR CORP·Filed 1998·Granted Jun 27, 2000·55 cites·11 claims
- 0788US6281706B1Programmable high speed quiet I/O cellNAT SEMICONDUCTOR CORP·Filed 1998·Granted Aug 28, 2001·71 cites·13 claims
- 0883US4709234APower-conserving self-contained downhole gauge systemHALLIBURTON CO·Filed 1985·Granted Nov 24, 1987·55 cites·11 claims
- 0979US5387826AOvervoltage protection against charge leakage in an output driverNAT SEMICONDUCTOR CORP·Filed 1993·Granted Feb 7, 1995·29 cites·6 claims
- 1070US7555609B2Systems and method for improved data retrieval from memory on behalf of bus mastersVIA TECH INC·Filed 2006·Granted Jun 30, 2009·5 cites·21 claims
- 1168US6987404B2Synchronizer apparatus for synchronizing data from one clock domain to another clock domainVIA TECH INC·Filed 2003·Granted Jan 17, 2006·11 cites·28 claims
- 1267US8437169B2Fast response circuits and methods for FRAM power loss protectionXIA DEGANG·Filed 2010·Granted May 7, 2013·5 cites·16 claims
- 1367US5555149AOvervoltage protectionNAT SEMICONDUCTOR CORP·Filed 1995·Granted Sep 10, 1996·22 cites·13 claims
- 1464US6437958B1Gate oxide protection methodNAT SEMICONDUCTOR CORP·Filed 2000·Granted Aug 20, 2002·9 cites·5 claims
- 1562US7000131B2Apparatus and method for assuming mastership of a busVIA TECH INC·Filed 2003·Granted Feb 14, 2006·11 cites·16 claims
- 1662US6127848AVoltage translator with gate oxide breakdown protectionNAT SEMICONDUCTOR CORP·Filed 1998·Granted Oct 3, 2000·18 cites·8 claims
- 1759US4663628AMethod of sampling environmental conditions with a self-contained downhole gauge systemHALLIBURTON CO·Filed 1985·Granted May 5, 1987·30 cites·7 claims
- 1858US4669082AMethod of testing and addressing a magnetic core memoryHALLIBURTON CO·Filed 1985·Granted May 26, 1987·20 cites·4 claims
- 1953US5568065ACircuit for connecting a node to a voltage source selected from alternative voltage sourcesNAT SEMICONDUCTOR CORP·Filed 1995·Granted Oct 22, 1996·9 cites·6 claims
- 2052US5337234ASelf-contained downhole gauge systemHALLIBURTON CO·Filed 1992·Granted Aug 9, 1994·22 cites·2 claims
- 2151US7263621B2System for reducing power consumption in a microprocessor having multiple instruction decoders that are coupled to selectors receiving their own output as feedbackVIA TECH INC·Filed 2004·Granted Aug 28, 2007·2 cites·9 claims
- 2245US7290153B2System, method, and apparatus for reducing power consumption in a microprocessorVIA TECH INC·Filed 2004·Granted Oct 30, 2007·0 cites·16 claims
- 2345US5153832ASelf-containing downhole gauge systemHALLIBURTON CO·Filed 1989·Granted Oct 6, 1992·14 cites·1 claims
- 2444US2008034146A1Systems and Methods for Transactions Between Processor and MemoryVIA TECH INC·Filed 2006·Application pending·0 cites
- 2543US2004230781A1Method and system for predicting the execution of conditional instructions in a processorVIA CYRIX INC·Filed 2003·Application pending·0 cites
- 2643US2004255103A1Method and system for terminating unnecessary processing of a conditional instruction in a processorVIA CYRIX INC·Filed 2003·Application pending·0 cites
- 2741US5633609AClock system with internal monitor circuitry for secure testingNAT SEMICONDUCTOR CORP·Filed 1995·Granted May 27, 1997·6 cites·22 claims
- 2837US4718027ADynamically adjustable linear data discriminatorHALLIBURTON CO·Filed 1985·Granted Jan 5, 1988·8 cites·12 claims
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