Inventor · disambiguated record
Douglas Ray Sparks
Also filed as: SPARKS DOUGLAS R · SPARKS DOUGLAS RAY
47 granted patents·10 pending applications·2,361 citations·filing 1986–2019
99Inventor score
Files withINTEGRATED SENSING SYSTEMS INC27DELCO ELECTRONICS CORP16SPARKS DOUGLAS RAY7INTEGRATED SENSING SYSTEMS4DELPHI TECH INC2
Top patents by PatentIndex Score
57 records- 0199US6923625B2Method of forming a reactive material and article formed therebyINTEGRATED SENSING SYSTEMS INC·Filed 2003·Granted Aug 2, 2005·154 cites·20 claims
- 0297US7228735B2Fluid sensing device with integrated bypass and process thereforINTEGRATED SENSING SYSTEMS INC·Filed 2005·Granted Jun 12, 2007·48 cites·18 claims
- 0396US7568399B2Microfluidic deviceINTEGRATED SENSING SYSTEMS INC·Filed 2007·Granted Aug 4, 2009·39 cites·21 claims
- 0496US7483805B2Sensing and analysis system, network, and methodINTEGRATED SENSING SYSTEMS INC·Filed 2007·Granted Jan 27, 2009·85 cites·50 claims
- 0596US6647778B2Integrated microtube sensing deviceINTEGRATED SENSING SYSTEMS·Filed 2002·Granted Nov 18, 2003·93 cites·32 claims
- 0695US7059176B2Resonant tube viscosity sensing deviceINTEGRATED SENSING SYSTEMS INC·Filed 2004·Granted Jun 13, 2006·66 cites·39 claims
- 0794US7581429B2Microfluidic device and method of operationINTEGRATED SENSING SYSTEMS INC·Filed 2007·Granted Sep 1, 2009·34 cites·22 claims
- 0894US6637257B2Micromachined fluid analysis device and methodINTEGRATED SENSING SYSTEMS·Filed 2002·Granted Oct 28, 2003·58 cites·46 claims
- 0994US6062461AProcess for bonding micromachined wafers using solderDELPHI TECH INC·Filed 1998·Granted May 16, 2000·196 cites·17 claims
- 1094US5831162ASilicon micromachined motion sensor and method of makingDELCO ELECTRONICS CORP·Filed 1997·Granted Nov 3, 1998·125 cites·36 claims
- 1194US5719069AOne-chip integrated sensor processDELCO ELECTRONICS CORP·Filed 1995·Granted Feb 17, 1998·120 cites·19 claims
- 1294US5427975AMethod of micromachining an integrated sensor on the surface of a silicon waferDELCO ELECTRONICS CORP·Filed 1993·Granted Jun 27, 1995·180 cites·31 claims
- 1392US7263882B2Fluid system and method of assessing a property of a fluid flowing thereinINTEGRATED SENSING SYSTEMS INC·Filed 2006·Granted Sep 4, 2007·24 cites·38 claims
- 1491US7437912B2Device and method for sensing rheological properties of a fluidINTEGRATED SENSING SYSTEMS INC·Filed 2005·Granted Oct 21, 2008·17 cites·21 claims
- 1591US6338010B1Multi-sensor module for communicating sensor information over a vehicle data busDELCO ELECTRONICS CORP·Filed 1998·Granted Jan 8, 2002·99 cites·18 claims
- 1691US5706565AMethod for making an all-silicon capacitive pressure sensorDELCO ELECTRONICS CORP·Filed 1996·Granted Jan 13, 1998·82 cites·12 claims
- 1791US5663508ASilicon flow sensorDELCO ELECTRONICS CORP·Filed 1995·Granted Sep 2, 1997·85 cites·19 claims
- 1890US6932114B2Fluid delivery system and methodINTEGRATED SENSING SYSTEMS INC·Filed 2003·Granted Aug 23, 2005·162 cites·30 claims
- 1989US6942169B2Micromachined lysing device and method for performing cell lysisINTEGRATED SENSING SYSTEMS·Filed 2002·Granted Sep 13, 2005·45 cites·52 claims
- 2088US8408073B2Microfluidic device and method of useSPARKS DOUGLAS RAY·Filed 2011·Granted Apr 2, 2013·9 cites·20 claims
- 2188US7381628B2Process of making a microtube and microfluidic devices formed therewithINTEGRATED SENSING SYSTEMS INC·Filed 2006·Granted Jun 3, 2008·19 cites·20 claims
- 2287US7789949B2Getter deviceINTEGRATED SENSING SYSTEMS INC·Filed 2006·Granted Sep 7, 2010·22 cites·27 claims
- 2387US5936164AAll-silicon capacitive pressure sensorDELCO ELECTRONICS CORP·Filed 1997·Granted Aug 10, 1999·67 cites·8 claims
- 2484US7351603B2Process of making a microtube and microfluidic devices formed therewithINTEGRATED SENSING SYSTEMS INC·Filed 2005·Granted Apr 1, 2008·14 cites·20 claims
- 2584US5531121AMicromachined integrated pressure sensor with oxide polysilicon cavity sealingDELCO ELECTRONICS CORP·Filed 1995·Granted Jul 2, 1996·67 cites·3 claims
- 2682US7879241B2Method of treating a bodily fluidINTEGRATED SENSING SYSTEMS INC·Filed 2008·Granted Feb 1, 2011·8 cites·10 claims
- 2780US8695418B2Fluidic systems and methods of determining properties of fluids flowing thereinSPARKS DOUGLAS RAY·Filed 2011·Granted Apr 15, 2014·6 cites·40 claims
- 2880US5915281ASilicon force and displacement sensorDELCO ELECTRONICS CORP·Filed 1997·Granted Jun 22, 1999·40 cites·29 claims
- 2977US5547093AMethod for forming a micromachine motion sensorDELCO ELECTRONICS CORP·Filed 1994·Granted Aug 20, 1996·43 cites·13 claims
- 3076US5932809ASensor with silicon strain gageDELCO ELECTRONICS CORP·Filed 1998·Granted Aug 3, 1999·35 cites·20 claims
- 3175US8021961B2Process of fabricating microfluidic device chips and chips formed therebyINTEGRATED SENSING SYSTEMS INC·Filed 2009·Granted Sep 20, 2011·6 cites·30 claims
- 3274US8992859B2Microfluidic device and microtube thereofINTEGRATED SENSING SYSTEMS INC·Filed 2013·Granted Mar 31, 2015·2 cites·17 claims
- 3374US8744544B2System having wireless implantable sensorNAJAFI NADER·Filed 2008·Granted Jun 3, 2014·11 cites·19 claims
- 3474US5250837AMethod for dielectrically isolating integrated circuits using doped oxide sidewallsDELCO ELECTRONICS CORP·Filed 1992·Granted Oct 5, 1993·51 cites·4 claims
- 3573US6844213B2Process of forming a microneedle and microneedle formed therebyINTEGRATED SENSING SYSTEMS·Filed 2002·Granted Jan 18, 2005·56 cites·20 claims
- 3673US6750521B1Surface mount package for a micromachined deviceDELPHI TECH INC·Filed 1999·Granted Jun 15, 2004·44 cites·25 claims
- 3770US7823445B2System and method of assessing a property of a flowing fluidINTEGRATED SENSING SYSTEMS INC·Filed 2008·Granted Nov 2, 2010·7 cites·34 claims
- 3869US8585910B2Process of making a microtube and microfluidic devices formed therewithSPARKS DOUGLAS RAY·Filed 2009·Granted Nov 19, 2013·4 cites·15 claims
- 3968US8272274B2Microfluidic device and methods of operation and makingSPARKS DOUGLAS RAY·Filed 2009·Granted Sep 25, 2012·5 cites·38 claims
- 4067US7921737B2Microfluidic device and method of operationINTEGRATED SENSING SYSTEMS INC·Filed 2009·Granted Apr 12, 2011·6 cites·24 claims
- 4165US6022756AMetal diaphragm sensor with polysilicon sensing elements and methods thereforDELCO ELECTRONICS CORP·Filed 1998·Granted Feb 8, 2000·26 cites·2 claims
- 4258US7354429B2Device and method for detecting and treating chemical and biological agentsINTEGRATED SENSING SYSTEMS INC·Filed 2004·Granted Apr 8, 2008·12 cites·40 claims
- 4358US5213999AMethod of metal filled trench buried contactsDELCO ELECTRONICS CORP·Filed 1990·Granted May 25, 1993·30 cites·4 claims
- 4457US8016798B2Fluid delivery system and sensing unit thereforINTEGRATED SENSING SYSTEMS INC·Filed 2004·Granted Sep 13, 2011·13 cites·4 claims
- 4557US5250461AMethod for dielectrically isolating integrated circuits using doped oxide sidewallsDELCO ELECTRONICS CORP·Filed 1992·Granted Oct 5, 1993·27 cites·17 claims
- 4655US2008152676A1Device for delivering antidotesINTEGRATED SENSING SYSTEMS INC·Filed 2008·Application pending·0 cites
- 4755US2020206972A1Methods of making monolithic structures and devices and monolithic structures and devices made therefromSPARKS DOUGLAS RAY·Filed 2019·Application pending·0 cites
- 4854US2012157961A1Device and method for detecting chemical and biological agentsSPARKS DOUGLAS RAY·Filed 2008·Application pending·0 cites
- 4952US7628082B2Microfluidic device and microtube thereforINTEGRATED SENSING SYSTEMS INC·Filed 2008·Granted Dec 8, 2009·3 cites·28 claims
- 5050US4732874ARemoving metal precipitates from semiconductor devicesDELCO ELECTRONICS CORP·Filed 1986·Granted Mar 22, 1988·16 cites·9 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Douglas Ray Sparks 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 →