CA

Christopher John Arnold

HP HP: 18 patents #696 of 16,619Top 5%
TL The Marconi Company Limited: 1 patents #42 of 193Top 25%
Overall (All Time): #187,946 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12214598 Fluid extraction via removable extraction reservoirs Wesley R. Schalk, Jesse Sutherland 2025-02-04
11597206 Purging manifolds Paul Allan Osborne 2023-03-07
11590762 Recirculations using two pumps Wesley R. Schalk, Kenneth Williams 2023-02-28
11535036 Unattended reservoir refillings Steve O'Hara, Howard G. Wong, Wesley R. Schalk, Roger J. Kolodziej, Ki Jung Han +1 more 2022-12-27
11467017 Sensing rods with tips for fluid detection Russell Sterling Sauer 2022-10-11
11427012 Negative pressure recovery of printing agents Devin Michael Knowles, Paul Allan Osborne 2022-08-30
11413874 Extraction reservoir-triggered fluid extraction Paul Allan Osborne, Devin Michael Knowles 2022-08-16
11358394 Print reservoir venting 2022-06-14
11312151 Fluid extraction using fill pump activation Paul Allan Osborne, Devin Michael Knowles 2022-04-26
11312142 Printing devices with removeable extraction reservoirs Jefferson P. Ward 2022-04-26
11273646 Fluid delivery Russell Sterling Sauer 2022-03-15
11267254 Fluid recirculation within printing device reservoir via extraction pump and supply pump Russell Sterling Sauer, Kenneth Williams, Wesley R. Schalk 2022-03-08
11241875 Vented reservoirs with floats for print agents Melissa S. Gedraitis, Russell Sterling Sauer 2022-02-08
11065894 Engageable fluid interface members and connectors Rosanna L. Bigford, David Olsen, Paul Allan Osborne 2021-07-20
10569561 Valves for fluid ejection devices 2020-02-25
10406500 Composition comprising nucleated nanodiamond particles 2019-09-10
10137695 Printhead priming Jeffrey Allen Wagner, Justin M. Roman 2018-11-27
8870344 Cleaning of fluid ejection assembly Scott Martin, Thomas M. Sabo 2014-10-28
8770217 Apparatus and methods for purging air from a fluid conveying tube Gregory Kim Justice 2014-07-08
6271614 Pulsed plasma drive electromagnetic motor generator 2001-08-07
5507513 Multi-terrain wheelchair Bryan Peters 1996-04-16
4724438 Radar apparatus Caspar P. A. van den Broek 1988-02-09