Inventor · disambiguated record
David M. Hagen
Also filed as: HAGEN DAVID · HAGEN DAVID A · HAGEN DAVID M · HAGEN DAVID MØLLER
16 granted patents·10 pending applications·54 citations·filing 2000–2020
90Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO12STUDER ANTHONY D2HACKLEMAN GEORGE N1HAGEN DAVID M1KONGSBERG SEATEX AS1
Top patents by PatentIndex Score
26 records- 0187US7874660B2Closure and connector for a supply containerHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Jan 25, 2011·9 cites·21 claims
- 0283US8474655B2Bag-in-box container including a pre-positioned, secured dispensing spoutHACKLEMAN GEORGE N·Filed 2010·Granted Jul 2, 2013·17 cites·22 claims
- 0377US7344233B2Replaceable ink supply with ink channelsHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Mar 18, 2008·5 cites·18 claims
- 0465US7802859B2Refilling a used ink cartridgeHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Sep 28, 2010·2 cites·14 claims
- 0564US6969163B2Ink-reservoir vents and venting methodsHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Nov 29, 2005·9 cites·24 claims
- 0663US7722173B2Fluid container having a fluid absorbing materialHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted May 25, 2010·2 cites·31 claims
- 0758US7380926B2Methods and apparatuses for use in inkjet pensSTUDER ANTHONY D·Filed 2005·Granted Jun 3, 2008·1 cites·14 claims
- 0858US7360881B2Fluid container having air passagewayHAGEN DAVID M·Filed 2005·Granted Apr 22, 2008·2 cites·22 claims
- 0956US11858273B2Printing fluid container with removable capHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Granted Jan 2, 2024·0 cites·15 claims
- 1053US11867822B2Antenna assembly and antenna systemKONGSBERG SEATEX AS·Filed 2019·Granted Jan 9, 2024·0 cites·19 claims
- 1153US10065425B2Printing fluid containerHEWLETT PACKARD DEVELOPMENT CO·Filed 2015·Granted Sep 4, 2018·0 cites·15 claims
- 1252US11623450B2Output mechanism for a fluid containerHEWLETT PACKARD DEVELOPMENT CO·Filed 2018·Granted Apr 11, 2023·0 cites·14 claims
- 1352US2002161632A1Method to attract consumers to a sales agentFiled 2001·Application pending·0 cites
- 1452US2002010645A1Backend commerce engineFiled 2001·Application pending·0 cites
- 1550US2004181801A1Interactive television for promoting goods and servicesFiled 2000·Application pending·0 cites
- 1647US6981763B2Back-pressure generating fluid containment structure and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 3, 2006·3 cites·59 claims
- 1745US2005010961A1System for providing live and pre-recorded audio-video content to a plurality of portals over the InternetFiled 2004·Application pending·0 cites
- 1844US7178907B2Fluid containment structure with coiled bag backpressure regulatorHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Feb 20, 2007·2 cites·3 claims
- 1944US7111930B2Fluid supply having a fluid absorbing materialHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Sep 26, 2006·2 cites·51 claims
- 2044US2005007965A1Conferencing systemFiled 2004·Application pending·0 cites
- 2144US2005030892A1System for providing network load distributionFiled 2004·Application pending·0 cites
- 2244US2005010415A1Artificial intelligence dialogue processorFiled 2004·Application pending·0 cites
- 2343US2005010916A1System for providing software application updates to multiple clients on a networkFiled 2004·Application pending·0 cites
- 2442US2006165935A1Selectively permeable membraneSTUDER ANTHONY D·Filed 2005·Application pending·0 cites
- 2542US2004133631A1Communication systemFiled 2003·Application pending·0 cites
- 2633US7033010B2Ink delivery apparatus with collapsible ink chamber and method of useHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Apr 25, 2006·0 cites·36 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →