DD

Daniel D. Dowell

HP HP: 28 patents #419 of 16,619Top 3%
Overall (All Time): #136,758 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
12138937 Printing fluid circulation Ronald J. Ender, Seth Haddix, Jon A. Crabtree, Jeffrey F. Bell 2024-11-12
11807019 Printing fluid circulation Ronald A. Askeland, Blair A. Butler, Ronald J. Ender, Craig L. Malik, Seth Haddix +2 more 2023-11-07
10618288 Shroud for a printhead assembly Ronald J. Ender 2020-04-14
10589527 Liquid adsorption Minalben Bhavin Shah 2020-03-17
10569543 Printhead assembly module 2020-02-25
10265957 Fluid carrying assembly Rhonda L. Wilson 2019-04-23
9987845 Printhead assembly module 2018-06-05
9975339 Shroud for a printhead assembly Ronald J. Ender 2018-05-22
9539812 Fluid flow structure Rhonda L. Wilson 2017-01-10
9132676 Printhead assembly datum Rosanna L. Bigford, Kelly Smith 2015-09-15
8967769 Print bar structure 2015-03-03
8733896 Manifold assembly for fluid-ejection device Joseph R. Elliot, Judson M. Leiser 2014-05-27
8727515 Container installation guide for a fluid ejector assembly Curt Gonzales, Bruce A. McFadden, Jeffrey T. Hendricks, David Welter, Mark A. Smith 2014-05-20
7997698 Ink delivery system and methods for improved printing Jeremy A. Davis, Melissa S. Gedraitis, Marc A. Baldwin, Louis Barinaga, Ashley Childs +5 more 2011-08-16
7510274 Ink delivery system and methods for improved printing Jeremy A. Davis, Melissa S. Gedraitis, Marc A. Baldwin, Louis Barinaga, Ashley Childs +5 more 2009-03-31
7497562 Re-circulating fluid delivery systems Ashley Childs, Louis Barinaga 2009-03-03
6955425 Re-circulating fluid delivery systems Ashley Childs, Louis Barinaga 2005-10-18
6834677 Over-molded check valves for fluid delivery systems Louis Barinaga 2004-12-28
6773097 Ink delivery techniques using multiple ink supplies 2004-08-10
6752493 Fluid delivery techniques with improved reliability Louis Barinaga, Ashley Childs 2004-06-22
6739706 Off axis inkjet printing system and method Louis Barinaga, Ashley Childs 2004-05-25
6712365 Over-molded gland seal Louis Barinaga, James P. Kearns 2004-03-30
6702434 Fluidic interconnect structures Louis Barinaga 2004-03-09
6685307 Apparatus for providing ink to an ink jet print head Louis Barinaga, James P. Kearns 2004-02-03
6540323 Snout-encompassing capping system for inkjet printheads Louis Barinaga, Kit Harper, Jeremy A. Davis, David J. Waller 2003-04-01