Assignee
DALLAS SEMICONDUCTOR
US·331 granted patents·11 pending applications·15,554 citations·filing 1984–2005
Top patents by PatentIndex Score
342 records- 0198US6438502B1Environmental condition sensor device and methodDALLAS SEMICONDUCTOR·Filed 2000·Granted Aug 20, 2002·487 cites·13 claims
- 0298US5210846AOne-wire bus architectureDALLAS SEMICONDUCTOR·Filed 1989·Granted May 11, 1993·121 cites·6 claims
- 0397US5809518ACommand/data transfer protocol for one-wire-bus architectureDALLAS SEMICONDUCTOR·Filed 1996·Granted Sep 15, 1998·149 cites·30 claims
- 0497US4937781ADual port ram with arbitration status registerDALLAS SEMICONDUCTOR·Filed 1988·Granted Jun 26, 1990·250 cites·22 claims
- 0597US4868525ATemperature-stabilized oscillatorDALLAS SEMICONDUCTOR·Filed 1988·Granted Sep 19, 1989·129 cites·23 claims
- 0696US5933039AProgrammable delay lineDALLAS SEMICONDUCTOR·Filed 1997·Granted Aug 3, 1999·169 cites·1 claims
- 0796US5638418ATemperature detector systems and methodsDALLAS SEMICONDUCTOR·Filed 1994·Granted Jun 10, 1997·144 cites·50 claims
- 0896US4855690AIntegrated circuit random number generator using sampled output of variable frequency oscillatorDALLAS SEMICONDUCTOR·Filed 1988·Granted Aug 8, 1989·89 cites·14 claims
- 0995US5519309AVoltage to current converter with extended dynamic rangeDALLAS SEMICONDUCTOR·Filed 1995·Granted May 21, 1996·80 cites·14 claims
- 1095US5200751ADigital to analog converter using a programmable logic arrayDALLAS SEMICONDUCTOR·Filed 1989·Granted Apr 6, 1993·109 cites·3 claims
- 1195US4955038ALow-power RF receiverDALLAS SEMICONDUCTOR·Filed 1988·Granted Sep 4, 1990·132 cites·12 claims
- 1295US4894791ADelay circuit for a monolithic integrated circuit and method for adjusting delay of sameDALLAS SEMICONDUCTOR·Filed 1986·Granted Jan 16, 1990·85 cites·17 claims
- 1395US4654829APortable, non-volatile read/write memory moduleDALLAS SEMICONDUCTOR·Filed 1984·Granted Mar 31, 1987·90 cites·6 claims
- 1494US6239732B1One-wire device with A-to-D converterDALLAS SEMICONDUCTOR·Filed 1998·Granted May 29, 2001·291 cites·12 claims
- 1594US5581505ARam/ROM hybrid memory architectureDALLAS SEMICONDUCTOR·Filed 1994·Granted Dec 3, 1996·97 cites·7 claims
- 1694US4935645AFusing and detection circuitDALLAS SEMICONDUCTOR·Filed 1988·Granted Jun 19, 1990·90 cites·20 claims
- 1793US6217213B1Temperature sensing systems and methodsDALLAS SEMICONDUCTOR·Filed 1998·Granted Apr 17, 2001·102 cites·9 claims
- 1893US5850450AMethod and apparatus for encryption key creationDALLAS SEMICONDUCTOR·Filed 1996·Granted Dec 15, 1998·137 cites·10 claims
- 1993US5832207ASecure module with microprocessor and co-processorDALLAS SEMICONDUCTOR·Filed 1996·Granted Nov 3, 1998·119 cites·20 claims
- 2093US5684828AWireless data module with two separate transmitter control outputsDALLAS SEMICONDUCTOR·Filed 1995·Granted Nov 4, 1997·118 cites·11 claims
- 2193US5025486AWireless communication system with parallel pollingDALLAS SEMICONDUCTOR·Filed 1988·Granted Jun 18, 1991·257 cites·20 claims
- 2292US6306718B1Method of making polysilicon resistor having adjustable temperature coefficientsDALLAS SEMICONDUCTOR·Filed 2000·Granted Oct 23, 2001·82 cites·6 claims
- 2392US6219789B1Microprocessor with coprocessing capabilities for secure transactions and quick clearing capabilitiesDALLAS SEMICONDUCTOR·Filed 1998·Granted Apr 17, 2001·109 cites·10 claims
- 2492US6160458ATemperature compensated crystal oscillatorDALLAS SEMICONDUCTOR·Filed 1999·Granted Dec 12, 2000·94 cites·20 claims
- 2592US6122704AIntegrated circuit for identifying an item via a serial portDALLAS SEMICONDUCTOR·Filed 1995·Granted Sep 19, 2000·108 cites·7 claims
- 2692US5998858AMicrocircuit with memory that is protected by both hardware and softwareDALLAS SEMICONDUCTOR·Filed 1996·Granted Dec 7, 1999·145 cites·27 claims
- 2792US5982241AMonolithic oscillator utilizing frequency-locked loop feedback networkDALLAS SEMICONDUCTOR·Filed 1997·Granted Nov 9, 1999·96 cites·17 claims
- 2892US5864872ASingle wire communication systemDALLAS SEMICONDUCTOR·Filed 1996·Granted Jan 26, 1999·60 cites·16 claims
- 2992US5532958ADual storage cell memoryDALLAS SEMICONDUCTOR·Filed 1993·Granted Jul 2, 1996·164 cites·16 claims
- 3092US5398326AMethod for data communicationDALLAS SEMICONDUCTOR·Filed 1993·Granted Mar 14, 1995·93 cites·25 claims
- 3192US5388134AIntegrated circuit thermometerDALLAS SEMICONDUCTOR·Filed 1993·Granted Feb 7, 1995·66 cites·73 claims
- 3292US5182810AIsolation gates to permit selective power-downs within a closely-coupled multi-chip systemDALLAS SEMICONDUCTOR·Filed 1989·Granted Jan 26, 1993·140 cites·35 claims
- 3392US5175845AIntegrated circuit with watchdog timer and sleep control logic which places IC and watchdog timer into sleep modeDALLAS SEMICONDUCTOR·Filed 1991·Granted Dec 29, 1992·189 cites·3 claims
- 3492US4959646ADynamic PLA timing circuitDALLAS SEMICONDUCTOR·Filed 1988·Granted Sep 25, 1990·57 cites·4 claims
- 3591US6105013AMethod, apparatus, system and firmware for secure transactionsDALLAS SEMICONDUCTOR·Filed 1998·Granted Aug 15, 2000·486 cites·16 claims
- 3691US5959926AProgrammable power supply systems and methods providing a write protected memory having multiple interface capabilityDALLAS SEMICONDUCTOR·Filed 1998·Granted Sep 28, 1999·98 cites·5 claims
- 3791US5249298ABattery-initiated touch-sensitive power-upDALLAS SEMICONDUCTOR·Filed 1992·Granted Sep 28, 1993·163 cites·8 claims
- 3891US4746823AVoltage-insensitive and temperature-compensated delay circuit for a monolithic integrated circuitDALLAS SEMICONDUCTOR·Filed 1986·Granted May 24, 1988·54 cites·9 claims
- 3990US6969970B2Method of controlling the charging of a batteryDALLAS SEMICONDUCTOR·Filed 2003·Granted Nov 29, 2005·55 cites·6 claims
- 4090US6112275AMethod of communicating over a single wire bus between a host device and a module device which measures thermal accumulation over timeDALLAS SEMICONDUCTOR·Filed 1994·Granted Aug 29, 2000·80 cites·11 claims
- 4190US6016255APortable data carrier mounting systemDALLAS SEMICONDUCTOR·Filed 1993·Granted Jan 18, 2000·145 cites·9 claims
- 4290US5237699ANonvolatile microprocessor with predetermined state on power-downDALLAS SEMICONDUCTOR·Filed 1992·Granted Aug 17, 1993·155 cites·19 claims
- 4390US5150079ATwo-mode oscillatorDALLAS SEMICONDUCTOR·Filed 1991·Granted Sep 22, 1992·98 cites·1 claims
- 4490US4952817ASelf-starting test stationDALLAS SEMICONDUCTOR·Filed 1989·Granted Aug 28, 1990·107 cites·32 claims
- 4590US4866301AControlled slew peak detectorDALLAS SEMICONDUCTOR·Filed 1988·Granted Sep 12, 1989·47 cites·12 claims
- 4689US6412072B2Parasitically powered microprocessor capable of transmitting data over a single data line and groundDALLAS SEMICONDUCTOR·Filed 2001·Granted Jun 25, 2002·41 cites·3 claims
- 4789US6272637B1Systems and methods for protecting access to encrypted informationDALLAS SEMICONDUCTOR·Filed 1997·Granted Aug 7, 2001·196 cites·5 claims
- 4889US6237095B1Apparatus for transfer of secure information between a data carrying module and an electronic deviceDALLAS SEMICONDUCTOR·Filed 1998·Granted May 22, 2001·186 cites·8 claims
- 4989US6115441ATemperature detector systems and methodsDALLAS SEMICONDUCTOR·Filed 1997·Granted Sep 5, 2000·125 cites·12 claims
- 5089US5963105ATrimmable circuitry for providing compensation for the temperature coefficients of a voltage controlled crystal-less oscillatorDALLAS SEMICONDUCTOR·Filed 1997·Granted Oct 5, 1999·81 cites·13 claims
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