Inventor · disambiguated record
Karl J. Bois
Also filed as: BOIS KARL · BOIS KARL J · BOIS KARL JOSEPH
47 granted patents·14 pending applications·368 citations·filing 2001–2021
98Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO26HEWLETT PACKARD ENTPR DEV LP19BOIS KARL J4FRANK MARK D2BOIS KARL JOSEPH1
Top patents by PatentIndex Score
61 records- 0194US7238892B2Printed circuit board including pads with vacanciesHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jul 3, 2007·39 cites·15 claims
- 0290US6983434B1Differential via pair impedance adjustment toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 3, 2006·48 cites·21 claims
- 0387US11810689B2AC-coupling structure in electrical cabled interconnectHEWLETT PACKARD ENTPR DEV LP·Filed 2020·Granted Nov 7, 2023·2 cites·16 claims
- 0483US6859915B1Signal line impedance verification toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Feb 22, 2005·30 cites·23 claims
- 0582US9712263B1Bit error ratio testsHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Jul 18, 2017·5 cites·20 claims
- 0681US11281833B1Methods and systems for exchange bus routingHEWLETT PACKARD ENTPR DEV LP·Filed 2020·Granted Mar 22, 2022·1 cites·15 claims
- 0781US6971077B1Signal line impedance adjustment toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 29, 2005·25 cites·21 claims
- 0881US6845492B1Signal via impedance adjustment toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 18, 2005·25 cites·21 claims
- 0980US6998833B2System and method for determining S-parameters using a loadHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Feb 14, 2006·24 cites·30 claims
- 1080US6798254B2Dynamic control of switching reference voltageHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Sep 28, 2004·26 cites·13 claims
- 1178US10499489B2Defected ground structure with void having resistive material along perimeter to improve EMI suppressionHEWLETT PACKARD ENTPR DEV LP·Filed 2017·Granted Dec 3, 2019·3 cites·20 claims
- 1274US6976233B1Signal via impedance verification toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Dec 13, 2005·19 cites·19 claims
- 1374US6889367B1Differential via pair impedance verification toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted May 3, 2005·17 cites·20 claims
- 1472US10491342B1Bit error ratio tests with two-sided bit error ratio frequentist intervalsHEWLETT PACKARD ENTPR DEV LP·Filed 2018·Granted Nov 26, 2019·2 cites·20 claims
- 1572US6873162B1System and method for determining a dielectric property associated with a substrateHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Mar 29, 2005·16 cites·23 claims
- 1667US7088110B1System and method for determining S-parameters of a connected structureHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Aug 8, 2006·12 cites·25 claims
- 1767US6968522B1Differential line pair impedance verification toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 22, 2005·12 cites·21 claims
- 1866US8242380B2Printed circuit board substrate and method for constructing sameBOIS KARL JOSEPH·Filed 2008·Granted Aug 14, 2012·4 cites·13 claims
- 1965US10178761B2Defected ground structure to minimize EMI radiationHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Jan 8, 2019·1 cites·16 claims
- 2064US7212960B2Computer program product and method of simulating circuits using a balanced, lossy, transmission line circuit modelHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted May 1, 2007·10 cites·17 claims
- 2163US7746924B2Determination of filter weightsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Jun 29, 2010·4 cites·17 claims
- 2263US7069095B2System and method for populating a computer-aided design program's database with design parametersHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jun 27, 2006·9 cites·28 claims
- 2363US6983433B1Differential line pair impedance adjustment toolHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 3, 2006·9 cites·20 claims
- 2458US7721133B2Systems and methods of synchronizing reference frequenciesHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted May 18, 2010·1 cites·18 claims
- 2558US7302020B2Encoded multi-access bus system and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 27, 2007·3 cites·37 claims
- 2657US6614240B2Microwave determination related to a material such as chloride found in a cement based compositionUNIV COLORADO STATE RES FOUND·Filed 2001·Granted Sep 2, 2003·4 cites·5 claims
- 2756US7136429B2Passive redundant digital data receiver with dual comparator edge detectionHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 14, 2006·4 cites·19 claims
- 2856US6744332B2Four-drop bus with matched responseHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 1, 2004·4 cites·17 claims
- 2955US11191152B2Printed circuit board signal layer testingHEWLETT PACKARD ENTPR DEV LP·Filed 2019·Granted Nov 30, 2021·0 cites·19 claims
- 3054US10477672B2Single ended vias with shared voidsHEWLETT PACKARD ENTPR DEV LP·Filed 2018·Granted Nov 12, 2019·0 cites·17 claims
- 3154US8363538B2Orthogonal data link, and associated methodsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 29, 2013·2 cites·29 claims
- 3253US7068734B2Passive redundant digital data receiver with schmitt-triggerHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 27, 2006·2 cites·12 claims
- 3352US11658080B2Methods and systems for transposition channel routingHEWLETT PACKARD ENTPR DEV LP·Filed 2020·Granted May 23, 2023·0 cites·20 claims
- 3451US7378598B2Printed circuit board substrate and method for constructing sameHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted May 27, 2008·3 cites·8 claims
- 3550US11309615B2Dual slot common mode noise filterHEWLETT PACKARD ENTPR DEV LP·Filed 2019·Granted Apr 19, 2022·0 cites·18 claims
- 3650US10771291B2Communication channel with tuning structureHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Sep 8, 2020·0 cites·18 claims
- 3749US12101875B2Double stub transmission line for suppression of harmonicsHEWLETT PACKARD ENTPR DEV LP·Filed 2021·Granted Sep 24, 2024·0 cites·20 claims
- 3848US10356964B2Waveguide structuresHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Jul 16, 2019·0 cites·19 claims
- 3947US10372857B2Determining parameters of PCB structuresHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Aug 6, 2019·0 cites·15 claims
- 4046US11042683B2Void avoidance verifications for electronic circuit designsHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Jun 22, 2021·0 cites·20 claims
- 4146US9992860B2Printed circuit board capacitor structuresHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Jun 5, 2018·0 cites·9 claims
- 4246US7327583B2Routing power and ground vias in a substrateHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Feb 5, 2008·2 cites·16 claims
- 4344US2005197807A1System and method for maintaining homogeneity between a model in a computer-aided modeling system and corresponding model documentationFiled 2004·Application pending·0 cites
- 4444US2005093607A1Data transmission circuit and methodFiled 2003·Application pending·0 cites
- 4544US2005251769A1System and method for determining signal coupling in a circuit designFRANK MARK D·Filed 2004·Application pending·0 cites
- 4643US10445458B2Power proximity verifications for electronic circuit designsHEWLETT PACKARD ENTPR DEV LP·Filed 2016·Granted Oct 15, 2019·0 cites·20 claims
- 4743US2016336047A1Signal return pathHEWLETT PACKARD ENTPR DEV LP·Filed 2014·Application pending·0 cites
- 4842US2005165855A1System and method for updating a design libraryFiled 2004·Application pending·0 cites
- 4941US2003065498A1Software tool for generation of scattering parameter models of N-port lumped element circuits for use in spice simulatorsFiled 2001·Application pending·0 cites
- 5040US6972590B2Data bus with separate matched line impedances and method of matching line impedancesHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Dec 6, 2005·0 cites·23 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →