Inventor · disambiguated record
Diane R. Hammerstad
Also filed as: HAMMERSTAD DIANE · HAMMERSTAD DIANE R
29 granted patents·23 pending applications·43 citations·filing 2001–2025
94Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO45ARORA PUNEET KUMAR1HAMMERSTAD DIANE R1HEWLETT PACKARD DEVELOPMENT CO LP1SMITH MATTHEW DAVID1
Top patents by PatentIndex Score
52 records- 0192US9895888B2Fluid flow structureHEWLETT PACKARD DEVELOPMENT CO·Filed 2014·Granted Feb 20, 2018·5 cites·11 claims
- 0284US10365226B2Microfluidic optical fluid sensorHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Jul 30, 2019·2 cites·15 claims
- 0383US11680957B2Microfluidic flow sensorHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Jun 20, 2023·2 cites·20 claims
- 0483US11207827B2Energy dosing for additive manufacturingHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Granted Dec 28, 2021·2 cites·14 claims
- 0582US11135579B2Apparatus with encoded media to indicate dispensing locations for pipette dispenserHEWLETT PACKARD DEVELOPMENT CO·Filed 2016·Granted Oct 5, 2021·2 cites·19 claims
- 0682US2025288994A1Cell poration and transfection apparatusesHEWLETT PACKARD DEVELOPMENT CO·Filed 2025·Application pending·0 cites
- 0781US12337317B2Cell poration and transfection apparatusesHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Jun 24, 2025·1 cites·7 claims
- 0880US2023374435A1ElectroporationHEWLETT PACKARD DEVELOPMENT CO·Filed 2023·Application pending·0 cites
- 0977US12076917B2Energy dosing for additive manufacturingHEWLETT PACKARD DEVELOPMENT CO·Filed 2021·Granted Sep 3, 2024·0 cites·14 claims
- 1077US10348923B2Printer configuration for use of printing materialHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Jul 9, 2019·3 cites·14 claims
- 1177US7562036B2System and method for conveying image assets to a recipientHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Jul 14, 2009·4 cites·22 claims
- 1272US12480086B2Chemical lysis systemsHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Nov 25, 2025·0 cites·7 claims
- 1372US6911992B2Poster preparation system and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 28, 2005·20 cites·21 claims
- 1471US10384450B2Inkjet printheadHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Aug 20, 2019·0 cites·18 claims
- 1571US9715680B2Reminder messagesARORA PUNEET KUMAR·Filed 2012·Granted Jul 25, 2017·2 cites·20 claims
- 1667US10232618B2Fluid flow structureHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Mar 19, 2019·0 cites·11 claims
- 1766US11725175B2ElectroporationHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Granted Aug 15, 2023·0 cites·18 claims
- 1863US12044613B2Particle classifyingHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Jul 23, 2024·0 cites·15 claims
- 1963US2021322991A1Rapid thermal cyclingHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Application pending·0 cites
- 2062US11279137B2Droplet ejectors aimed at target mediaHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Mar 22, 2022·0 cites·15 claims
- 2160US11559987B2Fluidic die with surface condition monitoringHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Jan 24, 2023·0 cites·13 claims
- 2259US2019299176A1Microfluidic device for fluid mixtureHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Application pending·0 cites
- 2358US12145149B2Disposable microfluidic cassettesHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Nov 19, 2024·0 cites·12 claims
- 2457US11547993B2Droplet ejectors with target mediaHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Jan 10, 2023·0 cites·19 claims
- 2555US12025549B2Cell analyzersHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Granted Jul 2, 2024·0 cites·15 claims
- 2654US10328694B2Printed circuit board with recessed pocket for fluid droplet ejection dieHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Jun 25, 2019·0 cites·11 claims
- 2752US2002161633A1Delivery of location significant advertisingFiled 2001·Application pending·0 cites
- 2852US2023273233A1Optical particle sensing following fluid ejectionHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Application pending·0 cites
- 2951US2002111855A1Delivery of time significant advertisingFiled 2001·Application pending·0 cites
- 3050US12270820B2Ejection subassembly pitches to match nanowell spacingHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Apr 8, 2025·0 cites·15 claims
- 3150US2022146544A1Normalizing fluid in a fluidic deviceHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Application pending·0 cites
- 3250US2012310719A1Variable value couponsHAMMERSTAD DIANE R·Filed 2011·Application pending·0 cites
- 3350US2022162645A1Cell poration and transfection apparatusesHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Application pending·0 cites
- 3449US9667724B2Cloud off-ramp managementHEWLETT PACKARD DEVELOPMENT CO LP·Filed 2013·Granted May 30, 2017·0 cites·20 claims
- 3549US2021346885A1Cellular analytic systemsHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Application pending·0 cites
- 3648US11136703B2Mixing chamber for laundry suppliesHEWLETT PACKARD DEVELOPMENT CO·Filed 2016·Granted Oct 5, 2021·0 cites·20 claims
- 3748US2022065815A1Fluid identification via electrochemical labelsHEWLETT PACKARD DEVELOPMENT CO·Filed 2019·Application pending·0 cites
- 3848US2023256440A1Target particle ejection from recirculating fluid ejection channelsHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Application pending·0 cites
- 3947US9898235B2Marking agent credit adjustmentsHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Feb 20, 2018·0 cites·10 claims
- 4047US7315831B2System and method for conveying image assets to a recipientHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 1, 2008·0 cites·3 claims
- 4147US2021238537A1Conductivity-based lysis monitorsHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Application pending·0 cites
- 4246US11203017B2Microfluidic apparatusesHEWLETT PACKARD DEVELOPMENT CO·Filed 2016·Granted Dec 21, 2021·0 cites·8 claims
- 4346US9098217B2Causing an action to occur in response to scanned dataHEWLETT PACKARD DEVELOPMENT CO·Filed 2013·Granted Aug 4, 2015·0 cites·15 claims
- 4446US2008266381A1Selectively privatizing data transmissions in a video conferenceSMITH MATTHEW DAVID·Filed 2007·Application pending·0 cites
- 4543US2020041532A1Reagent dispensing systemsHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Application pending·0 cites
- 4643US2020191815A1Swapable reagent modulesHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Application pending·0 cites
- 4743US2021069708A1Microfluidic flow sensorHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Application pending·0 cites
- 4843US2021096147A1Reagent dispensing devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2017·Application pending·0 cites
- 4940US2018357688A1Cleansing devicesHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Application pending·0 cites
- 5039US2004075866A1Poster preparation system and methodFiled 2002·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Diane R. Hammerstad 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 →