Patents Represented by Attorney Donald J. Coulman
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Patent number: 7508132Abstract: A device including a substrate, a getter structure coupled to the substrate, and a photomask disposed over the getter structure. The photomask has a substantially transmissive and a substantially non-transmissive region. The substantially transmissive region substantially aligns with the getter structure.Type: GrantFiled: October 20, 2003Date of Patent: March 24, 2009Assignee: Hewlett-Packard Development Company, L.P.Inventors: Chien-Hua Chen, James C. McKinnell, John Liebeskind
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Patent number: 7507441Abstract: A method for making a photonic structure, including creating a first vapor stream of a first vapor material, the first vapor stream having a first non-uniform flux in at least one direction; and moving a substrate in at least a portion of the vapor stream. In addition, the method includes depositing the first vapor material on a first major surface of said substrate, and forming a first layer and a density gradient in the first layer during deposition. The first layer is disposed on and the density gradient is in a direction perpendicular to the first major surface.Type: GrantFiled: July 6, 2004Date of Patent: March 24, 2009Assignee: Hewlett-Packard Development Company, L.P.Inventors: David Champion, James O'Neil, Peter Mardilovich, Gregory S Herman
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Patent number: 7050041Abstract: A pointing device, which is capable of changing the appearance of a display, includes a housing made up of a cover and a base, a single spool cable receiver rotatably mounted to the housing, and a cable having a first end and a second end with the second end mounted to the cable receiver. The pointing device has a first mode with a first portion of the cable having a first length external to the pointing device and a second portion of the cable wound around the cable receiver. The pointing device also has a second mode with the first portion of the cable having a second length external to the pointing device less than the first length.Type: GrantFiled: October 30, 2000Date of Patent: May 23, 2006Assignee: Hewlett-Packard Development Company, L.P.Inventors: David L. Smith, Memphis Zhihong Yin, Michael D. Derocher
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Patent number: 6988924Abstract: A method of manufacturing a getter structure, including forming a support structure having a support perimeter, where the support structure is disposed over a substrate. In addition, the method includes forming a non-evaporable getter layer having an exposed surface area, where the non-evaporable getter layer is disposed over the support structure, and includes forming a vacuum gap between the substrate and the non-evaporable getter layer. The non-evaporable getter layer extends beyond the support perimeter of the support structure increasing the exposed surface area.Type: GrantFiled: April 14, 2003Date of Patent: January 24, 2006Assignee: Hewlett-Packard Development Company, L.P.Inventors: Sriram Ramamoorthi, Zhizhang Chen, John Liebeskind, Ronald L. Enck, Jennifer Shih
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Patent number: 6984862Abstract: A storage device includes a first semiconducting layer having a p-dopant and a second semiconducting layer having an n-dopant, disposed on the first semiconducting layer forming a junction between the first and the second semiconducting layers. The storage device also includes a charge trapping structure disposed on the second semiconducting layer and a conductive gate, wherein the conductive gate and the charge trapping structure move relative to the other, wherein an electric field applied across the second semiconducting layer and the conductive gate traps charge in the charge trapping structure.Type: GrantFiled: October 20, 2003Date of Patent: January 10, 2006Assignee: Hewlett-Packard Development Company, L.P.Inventors: Hang Liao, Zhizhang Chen, Alexander Govyadinov, Leslie Louis Szepesi, Jr., Heon Lee
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Patent number: 6981758Abstract: A fluid dispensing system, including a photon source disposed on a moveable carriage and a fluid ejector array having a plurality of fluid ejection elements disposed on a substrate. Each fluid ejection element includes a fluid ejector, and a photodetector electrically coupled to the fluid ejector. Moving said photon source over at least a portion of the fluid ejector array, selectively illuminates the photodetectors, thereby selectively activating the fluid ejectors coupled to the illuminated photodetectors.Type: GrantFiled: July 30, 2003Date of Patent: January 3, 2006Assignee: Hewlett-Packard Development Company, L.P.Inventors: Tony Cruz-Uribe, Morad Samii, Scott W Hock, Marshall Field
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Patent number: 6962844Abstract: A memory device includes a semiconducting polymer film, which includes an organic dopant. The semiconducting polymer film has a first side and a second side. The memory device also includes a first plurality of electrical conductors substantially parallel to each other coupled to the first side of the semiconducting polymer layer, and a second plurality of electrical conductors substantially parallel to each other, coupled to the second side of the semiconducting polymer layer. The first and second pluralities of electrical conductors are substantially mutually orthogonal to each other. Further, an electrical charge is localized on the organic dopant.Type: GrantFiled: August 20, 2004Date of Patent: November 8, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: James Stasiak
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Patent number: 6962715Abstract: A method of manufacturing a bioactive fluid dose on an ingestible sheet, comprising the steps of advancing the ingestible sheet to a dispense position, and activating a fluid ejector to dispense essentially a drop of a bioactive fluid onto the ingestible sheet.Type: GrantFiled: October 24, 2001Date of Patent: November 8, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Brian Craig Lee, Steven W. Steinfield, Winthrop D. Childers, Mark A. Van Veen, Mohammad M. Samii
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Patent number: 6942318Abstract: A chamber includes a substrate, a chamber layer disposed on the substrate that defines the sidewalls of the chamber, and the chamber layer has a chamber surface. The chamber has an area in the plane formed by the chamber surface in the range from about 1 square micrometer to about 10,000 square micrometers. The chamber also includes an orifice layer disposed over the chamber layer. The orifice layer has a first and second orifice surface and a bore wherein the bore has an area in the plane formed by the first orifice surface less than the chamber area. The chamber further includes a protective layer deposited, through the bore, on the sidewalls of the chamber layer and a portion of the first orifice surface.Type: GrantFiled: May 31, 2002Date of Patent: September 13, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: Arjang Fartash
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Patent number: 6935534Abstract: A dispensing apparatus, which is capable of delivering precise quantities of a liquid product less than one mm3 in size, includes a drive mechanism, a housing made up of at least two input channels coupled to a chamber made up of a first portion and a second portion. First and second component liquids are delivered via the first and second input channels respectively to the chamber and the first and second input channels are disposed so that interaction is hindered between the first component liquid and the second component liquid in either input channel. At least one feed screw with a helical thread is disposed in the chamber such that when the at least one feed screw is rotated by the drive mechanism the first and second component liquids are mixed to form a liquid product and the feed screw rotation also discharges the liquid product from the chamber.Type: GrantFiled: November 18, 2003Date of Patent: August 30, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: Timothy D. Strecker
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Patent number: 6869173Abstract: A fluid supply providing fluid to a fluid ejection cartridge, includes a chassis that partially defines a variable volume chamber. The chassis has a sealing surface disposed proximate an opening in the chamber. In addition, the fluid supply includes a compressive layer formed from an ethylene propylene-diene copolymer and an isobutylene isoprene copolymer. Further the fluid supply includes a fastening device disposed on the chassis holding the compressive layer to the sealing surface forming a fluidic seal of a diaphragm pump.Type: GrantFiled: March 7, 2003Date of Patent: March 22, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Cary R. Bybee, Paul L. Nash, Rebecca M. Seitz
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Patent number: 6864118Abstract: An electronic device includes first and second electrical contacts electrically coupled to a semiconductor polymer film, which includes mono-substituted diphenylhydrazone.Type: GrantFiled: January 28, 2002Date of Patent: March 8, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: James Stasiak
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Patent number: 6834942Abstract: A fluid ejector head, includes a fluid definition layer defining a chamber, the fluid definition layer having a substantially planar passivation surface. In addition, the fluid ejector head includes a sacrificial material filling the chamber that is planarized to the plane formed by the passivation surface. Further, the fluid ejector head includes a passivation layer, having substantially planar opposed major surfaces, formed on the planar passivation surface; and a resistive layer having substantially planar opposed major surfaces in contact with the passivation layer.Type: GrantFiled: May 24, 2004Date of Patent: December 28, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Kenneth E Trueba, Ronnie J. Yenchik, Ronald A. Hellekson
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Patent number: 6832926Abstract: A plug includes a disabling mechanism that, upon activation, resists removal of the shaft when inserted into a socket. The plug can also include an indicator that provides an indication that the disabling mechanism has been activated. The plug, which once inserted, changes the state of an electronic device in a substantially permanent manner.Type: GrantFiled: June 5, 2003Date of Patent: December 21, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Daniel C. Rudolph, Chadwick W. Stryker, Craig E. McDaniel
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Patent number: 6828685Abstract: A memory device includes a semiconducting polymer film, which includes an organic dopant. The semiconducting polymer film has a first side and a second side. The memory device also includes a first plurality of electrical conductors substantially parallel to each other coupled to the first side of the semiconducting polymer layer, and a second plurality of electrical conductors substantially parallel to each other, coupled to the second side of the semiconducting polymer layer. The first and second pluralities of electrical conductors are substantially mutually orthogonal to each other. Further, an electrical charge is localized on the organic dopant.Type: GrantFiled: June 14, 2002Date of Patent: December 7, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventor: James Stasiak
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Patent number: 6786591Abstract: A fluid ejector head, includes a fluid ejector body adapted to be inserted into an opening of an enclosing medium having an interior surface, and at least one nozzle disposed on the fluid ejector body. The fluid ejector head further includes, a fluid ejector actuator in fluid communication with the at least one nozzle, wherein activation of the fluid ejector actuator ejects a fluid through the at least one nozzle at controlled locations onto the interior surface of the enclosing medium.Type: GrantFiled: October 24, 2002Date of Patent: September 7, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: John Stephen Dunfield, James W. Ayers
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Patent number: 6767474Abstract: A fluid ejector head, includes a fluid definition layer defining a chamber, the fluid definition layer having a substantially planar passivation surface. In addition, the fluid ejector head includes a sacrificial material filling the chamber that is planarized to the plane formed by the passivation surface. Further, the fluid ejector head includes a passivation layer, having substantially planar opposed major surfaces, formed on the planar passivation surface; and a resistive layer having substantially planar opposed major surfaces in contact with the passivation layer.Type: GrantFiled: July 19, 2002Date of Patent: July 27, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Kenneth E Trueba, Ronnie J. Yenchik, Ronald A. Hellekson
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Patent number: 6762094Abstract: A semiconductor device including a substrate having a dopant of a first polarity, a first semiconducting structure including a dopant of a second polarity disposed over the substrate, and having substantially planar top and side surfaces. The semiconductor device includes a first junction, formed between the first semiconducting structure and the substrate, having an area wherein at least one lateral dimension is less than about 75 nanometers.Type: GrantFiled: September 27, 2002Date of Patent: July 13, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: James Stasiak, Jennifer Wu, David E Hackleman
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Patent number: 6702894Abstract: A fluid ejection cartridge for dispensing a bioactive fluid including a first reservoir containing the bioactive fluid and a first fluid ejector fluidically coupled to the first reservoir. The first fluid ejector ejects at least a drop of the bioactive fluid onto the ingestible sheet.Type: GrantFiled: October 24, 2001Date of Patent: March 9, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Brian Craig Lee, Steven W. Steinfield, Winthrop D. Childers, Mark A. Van Veen, Mohammad M Samii
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Patent number: 6702436Abstract: A fluid ejection cartridge includes a fluid container that has both a fluid inlet and a fluid outlet. The fluid ejection cartridge has one or more fluid ejectors fluidically coupled to the fluid container outlet and a fluid valve fluidically coupled to the fluid container inlet. The fluid ejection cartridge has a filter assembly having a compliant portion with an internal volume fluidically coupled to the fluid container outlet such that the internal volume changes when fluid flows into the fluid container.Type: GrantFiled: January 30, 2002Date of Patent: March 9, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul Mark Haines, Mark A. DeVries