Assignee
TEXAS DIGITAL SYSTEMS INC
US·24 granted patents·1,725 citations·filing 1989–2001
Top patents by PatentIndex Score
24 records- 0198US6018237AVariable color display systemTEXAS DIGITAL SYSTEMS INC·Filed 1997·Granted Jan 25, 2000·248 cites·8 claims
- 0298US5963185ADisplay device with variable color background areaTEXAS DIGITAL SYSTEMS INC·Filed 1996·Granted Oct 5, 1999·169 cites·3 claims
- 0398US5134387AMulticolor display systemTEXAS DIGITAL SYSTEMS INC·Filed 1989·Granted Jul 28, 1992·269 cites·17 claims
- 0497US6181126B1Dual variable color measuring systemTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Jan 30, 2001·141 cites·8 claims
- 0597US5278542AMulticolor display systemTEXAS DIGITAL SYSTEMS INC·Filed 1992·Granted Jan 11, 1994·248 cites·20 claims
- 0696US5455409AApparatus and method for monitoring a plurality of coded articles and for identifying the location of selected articlesTEXAS DIGITAL SYSTEMS INC·Filed 1993·Granted Oct 3, 1995·192 cites·48 claims
- 0795US6577287B2Dual variable color display deviceTEXAS DIGITAL SYSTEMS INC·Filed 2001·Granted Jun 10, 2003·44 cites·5 claims
- 0895US6310590B1Method for continuously controlling color of display deviceTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Oct 30, 2001·135 cites·9 claims
- 0992US6133722AVariable color digital measuring and testing system with error memoryTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Oct 17, 2000·49 cites·6 claims
- 1091US6734837B1Variable color display system for comparing exhibited value with limitTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted May 11, 2004·53 cites·20 claims
- 1177US5444390AMeans and method for sequentially testing electrical componentsTEXAS DIGITAL SYSTEMS INC·Filed 1994·Granted Aug 22, 1995·52 cites·22 claims
- 1275US6239776B1Multicolor multi-element display systemTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted May 29, 2001·17 cites·6 claims
- 1373US6300923B1Continuously variable color optical deviceTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted Oct 9, 2001·15 cites·4 claims
- 1470US6219014B1Variable color display device having display area and background areaTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted Apr 17, 2001·20 cites·2 claims
- 1568US6690343B2Display device with variable color background for evaluating displayed valueTEXAS DIGITAL SYSTEMS INC·Filed 2001·Granted Feb 10, 2004·4 cites·21 claims
- 1667US6147483AVariable color digital voltmeter with analog comparatorTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Nov 14, 2000·18 cites·8 claims
- 1755US6424327B2Multicolor display element with enable inputTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Jul 23, 2002·7 cites·2 claims
- 1853US6414662B1Variable color complementary display device using anti-parallel light emitting diodesTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Jul 2, 2002·17 cites·12 claims
- 1952US6166710AVariable color display system for sequentially exhibiting digital valuesTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Dec 26, 2000·6 cites·24 claims
- 2051US6121944AMethod of indicating and evaluating measured valueTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted Sep 19, 2000·9 cites·12 claims
- 2151US6119073AVariable color digital measuring instrument for sequentially exhibiting measured valuesTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Sep 12, 2000·6 cites·8 claims
- 2245US6535186B1Multicolor display elementTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted Mar 18, 2003·4 cites·5 claims
- 2338US6281864B1Digital display system for variable color decimal point indicationTEXAS DIGITAL SYSTEMS INC·Filed 1999·Granted Aug 28, 2001·2 cites·3 claims
- 2431US6208322B1Color control signal converterTEXAS DIGITAL SYSTEMS INC·Filed 1998·Granted Mar 27, 2001·0 cites·19 claims
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