Inventor · disambiguated record
John Dunfield
Also filed as: DUNFIELD JOHN S · DUNFIELD JOHN STEPHEN
18 granted patents·15 pending applications·822 citations·filing 1987–2009
95Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO13ROSENSTEIN SARAH3ANDERSON DARYL E1APPLIED MATERIALS INC1DUDENHOEFER CHRISTIE L1
Top patents by PatentIndex Score
33 records- 0195US4793897ASelective thin film etch processAPPLIED MATERIALS INC·Filed 1987·Granted Dec 27, 1988·320 cites·30 claims
- 0291US7338637B2Microfluidic device with thin-film electronic devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Mar 4, 2008·105 cites·29 claims
- 0388US6328405B1Printhead comprising multiple types of drop generatorsHEWLETT PACKARD CO·Filed 2000·Granted Dec 11, 2001·33 cites·34 claims
- 0486US7741123B2Microfluidic device with thin-film electronic devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2008·Granted Jun 22, 2010·13 cites·18 claims
- 0584US6946362B2Method and apparatus for forming high surface area material films and membranesHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 20, 2005·21 cites·12 claims
- 0680US7141386B2Cell culture deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Nov 28, 2006·26 cites·78 claims
- 0778US8128606B2Ophthalmic apparatus and method for administering agents to the eyeANDERSON DARYL E·Filed 2003·Granted Mar 6, 2012·95 cites·34 claims
- 0878US6733464B2Multi-function sensor device and methods for its useHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted May 11, 2004·102 cites·53 claims
- 0977US6903284B2Timed switch control for electric devicesFiled 2003·Granted Jun 7, 2005·26 cites·16 claims
- 1076US7651665B2Microtray for handling biosubstancesHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Jan 26, 2010·32 cites·11 claims
- 1174US7814324B2Method of making a patient monitorHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Oct 12, 2010·12 cites·53 claims
- 1272US6786591B2Fluid ejector apparatus and methodsHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Sep 7, 2004·12 cites·60 claims
- 1370US7578951B2Method of making microcapsules utilizing a fluid ejectorHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Aug 25, 2009·9 cites·73 claims
- 1469US9687446B2Fluid-jet pens configured for making modulated release bioactive agentsDUNFIELD JOHN STEPHEN·Filed 2009·Granted Jun 27, 2017·0 cites·24 claims
- 1564US6648710B2Method for low-temperature sharpening of silicon-based field emitter tipsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Nov 18, 2003·5 cites·14 claims
- 1657US2004166124A1Fluid-jet pens configured for making modulated release bioactive agentsFiled 2003·Application pending·0 cites
- 1755US8532330B2Security printing analysis system and method for enhancing security printingSIMSKE STEVEN J·Filed 2008·Granted Sep 10, 2013·1 cites·12 claims
- 1855US2008131977A1Lateral flow deviceROSENSTEIN SARAH·Filed 2007·Application pending·0 cites
- 1953US6607415B2Method for fabricating tiny field emitter tipsHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Aug 19, 2003·10 cites·18 claims
- 2051US2004223985A1Method and device for targeted delivery of medicinal, cosmetic, and related agentsFiled 2004·Application pending·0 cites
- 2151US2005112333A1Method and apparatus for forming high surface area material films and membranesHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Application pending·0 cites
- 2251US2004173146A1Application of a bioactive agent to a delivery substrateFiled 2004·Application pending·0 cites
- 2350US2006246599A1Lateral flow deviceROSENSTEIN SARAH·Filed 2005·Application pending·0 cites
- 2449US2004186373A1Method and device for targeted epithelial delivery of medicinal and related agentsFiled 2003·Application pending·0 cites
- 2547US2005095664A1Printing growth medium for culture and analysis of biological materialFiled 2003·Application pending·0 cites
- 2644US2004173147A1Application of a bioactive agent to a delivery substrateFiled 2004·Application pending·0 cites
- 2743US2006246574A1Dispenser for making a lateral flow deviceROSENSTEIN SARAH·Filed 2005·Application pending·0 cites
- 2843US2009137526A1Purification Method for BiomaterialJUBERT CAROLE·Filed 2007·Application pending·0 cites
- 2942US7132242B2Method and device for targeted delivery of materials to selected single cellsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 7, 2006·0 cites·44 claims
- 3042US2006183261A1Method of forming a biological sensorDUDENHOEFER CHRISTIE L·Filed 2005·Application pending·0 cites
- 3142US2004081689A1Pharmaceutical dosage form and method of makingFiled 2002·Application pending·0 cites
- 3237US2004241008A1Fluid ejector apparatus and methodsFiled 2004·Application pending·0 cites
- 3331US2004175331A1Application of a bioactive agent to a delivery substrateFiled 2004·Application pending·0 cites
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