SC

Steven T. Castle

HP HP: 18 patents #1,077 of 16,619Top 7%
BI Bruce Industries: 1 patents #10 of 16Top 65%
IT International Game Technology: 1 patents #38 of 89Top 45%
📍 Corvallis, OR: #139 of 1,763 inventorsTop 8%
🗺 Oregon: #1,828 of 28,073 inventorsTop 7%
Overall (All Time): #179,596 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12425231 Logic circuitry David B. Novak, Choon Leng Tan, Elijah Houle, Paul L. Jeran, Stephen D. Panshin 2025-09-23
12403700 Reprocessing of a replaceable supply component Kyle Michel, Laurent Pizot, Kyle Mannari, Elijah Houle, Honee L Mesa +5 more 2025-09-02
11364721 Print liquid supply interconnect in hose-fed housing Judson M. Leiser, Miquel Boleda Busquets, David Olsen 2022-06-21
11260670 Fluid reservoir impedance sensors Daryl E. Anderson, James Michael Gardner, Eric Martin 2022-03-01
10589530 Printer cartridge with multiple backpressure chambers Silam J. Choy, Arun Agarwal, Blair M. Kent 2020-03-17
10232629 Container assembly Patrick V. Boyd, Mike M. Morrow, David Olsen, Milo A. Undlin 2019-03-19
9925782 Container assembly Patrick V. Boyd, Mike M. Morrow, David Olsen, Milo A. Undlin 2018-03-27
7959245 Device and method for measuring ink levels in a container Charles H. McConica, Erick B. Kinas, Jefferson P. Ward, Loren E. Johnson, Jayprakash C. Bhatt 2011-06-14
7645403 Method of improving color quality in an object produced by solid freeform fabrication Jeffrey A. Nielsen, David C. Collins 2010-01-12
7611222 Nozzle shield assembly Teresa Cray, Jefferson P. Ward, Marco Roccatti, Alberto Albertin 2009-11-03
7497977 Methods and systems for producing an object through solid freeform fabrication by varying a concentration of ejected material applied to an object layer Jeffrey A. Nielsen, David C. Collins, Shawn Hunter 2009-03-03
7399047 Consumable cartridge with theft deterrence features Jefferson P. Ward, Mark D. Lund, Erik D. Ness 2008-07-15
RE40294 Servicing system for an inkjet printhead William Wistar Rhoads, Eric Joseph Johnson, Frank Drogo, John Ferraro, Paul E. Martinson +1 more 2008-05-06
7360879 Inkjet pen adapter Jefferson P. Ward, Phillip R. Hays, Eric L. Ahlvin 2008-04-22
7306758 Methods and systems for controlling printhead temperature in solid freeform fabrication Jeffrey A. Nielsen, Stephen Loughran, Darrel Cummings 2007-12-11
7229144 Method for aligning multiple nozzle members in a solid free form fabrication tool Jeffrey A. Nielsen, David C. Collins 2007-06-12
6533393 Printer with multiple printmodes per swath John F. Meyer 2003-03-18
6431673 Ink level gauging in inkjet printing Rory A. Heim 2002-08-13
6302505 Printing system that utilizes continuous and non-continuous firing frequencies Ronald A. Askeland 2001-10-16
6145959 Swath density control to improve print quality and extend printhead life in inkjet printers Mark D. Lund, Rory A. Heim 2000-11-14
6109723 Method and apparatus for determining an optimum print density for an ink jet printer Mark D. Lund 2000-08-29
5435778 Rotary coin counter Daniel J. Waller 1995-07-25
5328152 Fluid control valve unit 1994-07-12