Patents by Inventor David Welter
David Welter has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 10391775Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: August 1, 2017Date of Patent: August 27, 2019Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 10308015Abstract: Priming printheads can, in various examples, include moving a movable member of a printhead from a first position to a second position, measuring a response time of the movable member to move from the first position to the second position, and identifying the printhead as primed.Type: GrantFiled: January 29, 2015Date of Patent: June 4, 2019Assignee: Hewlett-Packard Development Company, L.P.Inventors: Jeffrey A Wagner, David Welter, Eng Gee Jonny Goh
-
Patent number: 10112400Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: February 10, 2017Date of Patent: October 30, 2018Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20170326883Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: August 1, 2017Publication date: November 16, 2017Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20170305149Abstract: Priming printheads can, in various examples, include moving a movable member of a printhead from a first position to a second position, measuring a response time of the movable member to move from the first position to the second position, and identifying the printhead as primed.Type: ApplicationFiled: January 29, 2015Publication date: October 26, 2017Applicant: Hewlett-Packard Development Company, L.P.Inventors: Jeffrey A Wagner, David Welter, Eng Gee Jonny Goh
-
Patent number: 9770914Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: December 8, 2016Date of Patent: September 26, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 9738080Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engage ng the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: April 28, 2017Date of Patent: August 22, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20170232752Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engage ng the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: April 28, 2017Publication date: August 17, 2017Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20170151794Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: February 10, 2017Publication date: June 1, 2017Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 9616670Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: March 31, 2015Date of Patent: April 11, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20170087860Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: December 8, 2016Publication date: March 30, 2017Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 9284745Abstract: A memorial for outdoor display is disclosed. The memorial includes a post for mounting in the ground and a display case. The display case is further comprised of a frame and a center display. The frame comprises three pieces situated on the bottom, left and right of the display case. Each piece includes a groove along an interior surface. Adapted to fit within the groove are two components of the center display: a transparent face and a print. A backing member is adapted to be disposed on the back of the frame pieces.Type: GrantFiled: August 8, 2013Date of Patent: March 15, 2016Inventors: Nick Marco, David Welter
-
Publication number: 20150202879Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: March 31, 2015Publication date: July 23, 2015Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 9028054Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: GrantFiled: October 25, 2013Date of Patent: May 12, 2015Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 8979251Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; interfaces on the front face of the ink cartridge for connection to a cartridge receiving structure, the interfaces including an ink interface; a guide interface in the bottom face for guiding the cartridge along a straight line for connecting the interfaces; and a latch stop and a latch track disposed in the bottom face of the ink cartridge to guide and retain, respectively, a latch of the cartridge receiving structure. The latch track includes a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track, the movement of the latch being along the locking track into a locked engagement position at insertion, and along the unlocking track into an unlocked position at ejection.Type: GrantFiled: October 25, 2013Date of Patent: March 17, 2015Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Publication number: 20150040443Abstract: A memorial for outdoor display is disclosed. The memorial includes a post for mounting in the ground and a display case. The display case is further comprised of a frame and a center display. The frame comprises three pieces situated on the bottom, left and right of the display case. Each piece includes a groove along an interior surface. Adapted to fit within the groove are two components of the center display: a transparent face and a print. A backing member is adapted to be disposed on the back of the frame pieces.Type: ApplicationFiled: August 8, 2013Publication date: February 12, 2015Inventors: Nick Marco, David Welter
-
Patent number: 8882252Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; interfaces on the front face for connection to a cartridge receiving structure, the interfaces including an ink interface; a guide interface in the bottom face for guiding the cartridge along a straight line for connecting the interfaces; and a latch stop and a latch track, disposed in the bottom face, to guide and retain a latch of the cartridge receiving structure.Type: GrantFiled: October 22, 2010Date of Patent: November 11, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: 8727515Abstract: In one embodiment, a fluid ejector assembly includes: a bay for holding a detachable fluid container that includes a fluid outlet at a forward part of the container; a fluid ejector; a fluid inlet at a forward part of the bay through which fluid from the outlet of a fluid container installed in the bay may pass to the fluid ejector; and a stationary guide configured to block an improper installation of a fluid container into the bay without also blocking a proper installation of the fluid container into the bay.Type: GrantFiled: May 31, 2008Date of Patent: May 20, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Daniel D. Dowell, Curt Gonzales, Bruce A. McFadden, Jeffrey T. Hendricks, David Welter, Mark A. Smith
-
Publication number: 20140055537Abstract: An ink cartridge for an inkjet printer includes a bottom face and a front face; an ink interface on the front face of the ink cartridge for connection to a cartridge receiving structure; a guide interface in the bottom face for guiding the cartridge along a straight line during insertion into the cartridge receiving structure for connecting the ink interface; a latch track disposed in the bottom face of the ink cartridge to guide a latch of the cartridge receiving structure; a latch stop disposed in the latch track for engaging the latch, where the latch track comprises a locking track and an unlocking track to accommodate movement of the latch with respect to the latch stop, the locking track being at least partly separate from the unlocking track; and a latch guide for redirecting the latch towards the locking track, rather than the unlocking track.Type: ApplicationFiled: October 25, 2013Publication date: February 27, 2014Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: David C. Harvey, Curt Gonzales, Ralph L. Stathem, David Olsen, David Welter
-
Patent number: D733468Type: GrantFiled: August 8, 2013Date of Patent: July 7, 2015Inventors: Nick Marco, David Welter