Patents by Inventor Paul F. Reboa
Paul F. Reboa 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).
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Patent number: 7758912Abstract: One embodiment of a microelectronic device includes a movable plate including a lower surface, a bump positioned on the lower surface, and an anti-stiction coating positioned only on the bump.Type: GrantFiled: November 7, 2007Date of Patent: July 20, 2010Assignee: Hewlett-Packard Development Company, L.P.Inventor: Paul F. Reboa
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Patent number: 7309902Abstract: One embodiment of a microelectronic device includes a movable plate including a lower surface, a bump positioned on the lower surface, and an anti-stiction coating positioned only on the bump.Type: GrantFiled: November 26, 2004Date of Patent: December 18, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventor: Paul F. Reboa
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Patent number: 7261793Abstract: A method for bonding a plurality of substrates includes performing a gas plasma treatment on the plurality of substrates, and performing a water plasma treatment on the plurality of substrates. Additionally, a system for performing low temperature plasma enhanced bonding includes a substrate housing structure having a substrate receiving volume, a gas source fluidly coupled to the substrate housing structure, a water vapor source fluidly coupled to the substrate housing structure, and a radio-frequency (RF) generator coupled to the substrate housing structure, wherein the system is configured to perform both a gas plasma treatment and a water plasma treatment on a substrate.Type: GrantFiled: August 13, 2004Date of Patent: August 28, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventors: Chien-Hua Chen, Paul F. Reboa, Tracey B. Forrest
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Patent number: 7023603Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic microemulsion capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position. The dielectrophoretic microemulsion has a continuous oil phase.Type: GrantFiled: December 23, 2003Date of Patent: April 4, 2006Assignee: Hewlett-Packard Development Company, L.P.Inventor: Paul F. Reboa
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Patent number: 6954297Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic liquid capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position.Type: GrantFiled: March 12, 2003Date of Patent: October 11, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul F. Reboa, Robert W. Shreeve, Terry E. McMahon
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Patent number: 6924922Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic liquid capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position. The dielectrophoretic liquid includes at least one compound selected from the group consisting of siloxanes and silanes substantially free of asymmetrical ether linkages.Type: GrantFiled: October 26, 2004Date of Patent: August 2, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: Paul F. Reboa
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Patent number: 6917456Abstract: A light modulator includes a substrate, a transparent plate spaced from the substrate such that the transparent plate and the substrate define a cavity therebetween, at least one electrode formed on the substrate adjacent the cavity, and a liquid having an index of refraction greater than one disposed within the cavity. An interface of the liquid is oriented at an angle to a surface of the at least one electrode and oriented at an angle to a surface of the transparent plate. As such, light is adapted to pass through and refract at the interface of the liquid.Type: GrantFiled: December 9, 2003Date of Patent: July 12, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Paul F. Reboa, Steven L Harper, Antonio S. Cruz-Uribe
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Patent number: 6902260Abstract: Fluid-ejection devices capable of ejecting fluid onto media and methods for their manufacture are provided. One embodiment includes adhering a fluid-ejecting substrate of the fluid-ejection device to a carrier of the fluid-ejection device by drawing an adhesive between the fluid-ejecting substrate and the carrier using capillary action.Type: GrantFiled: July 24, 2003Date of Patent: June 7, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventors: Chris Aschoff, Paul F. Reboa, Pamela Woody, Yi Feng, Terry M. Lambright, Leo Clarke
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Patent number: 6844953Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic liquid capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position. The dielectrophoretic liquid includes at least one compound selected from the group consisting of siloxanes and silanes substantially free of asymmetrical ether linkages.Type: GrantFiled: March 12, 2003Date of Patent: January 18, 2005Assignee: Hewlett-Packard Development Company, L.P.Inventor: Paul F. Reboa
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Publication number: 20040179281Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic liquid capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position. The dielectrophoretic liquid includes at least one compound selected from the group consisting of siloxanes and silanes substantially free of asymmetrical ether linkages.Type: ApplicationFiled: March 12, 2003Publication date: September 16, 2004Inventor: Paul F. Reboa
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Patent number: 6764165Abstract: A mold configured to be coupled to a fluid ejection head die to allow a protective material to be molded around a plurality of contact pads on the die is disclosed. The mold includes a molding surface configured to cover the contact pads, wherein the molding surface is configured to support and shape the protective material during molding, and at least one side extending away from the molding surface, wherein the side is configured to contain the protective material during molding.Type: GrantFiled: September 30, 2002Date of Patent: July 20, 2004Assignee: Hewlett-Packard Development Company, L.P.Inventors: Christopher C. Aschoff, William R. Boucher, Paul F. Reboa, Gilbert G. Smith, John M. Altendorf
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Publication number: 20040061741Abstract: A mold configured to be coupled to a fluid ejection head die to allow a protective material to be molded around a plurality of contact pads on the die is disclosed. The mold includes a molding surface configured to cover the contact pads, wherein the molding surface is configured to support and shape the protective material during molding, and at least one side extending away from the molding surface, wherein the side is configured to contain the protective material during molding.Type: ApplicationFiled: September 30, 2002Publication date: April 1, 2004Inventors: Christopher C. Aschoff, William R. Boucher, Paul F. Reboa, Gilbert G. Smith, John M. Altendorf
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Publication number: 20030202265Abstract: A micro-mirror device includes a substrate having a surface, and a plate spaced from and oriented substantially parallel to the surface of the substrate such that the plate and the surface of the substrate define a cavity therebetween. A dielectrophoretic liquid capable of movement when an electrical signal is applied to the micro-mirror device is disposed in the cavity, and a reflective element is interposed between the surface of the substrate and the plate such that the reflective element is adapted to move between a first position and at least one second position.Type: ApplicationFiled: March 12, 2003Publication date: October 30, 2003Inventors: Paul F. Reboa, Robert W. Shreeve, Terry E. McMahon
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Patent number: 6478418Abstract: An inkjet ink for printing onto a print medium is provided. The inkjet ink evidences minimal tail breakup and improved drop trajectory, thereby evidencing improved print quality. The minimal tail breakup and improved drop trajectory are achieved by adding at least one surface active additive to the ink to provide the ink with a surface tension of at least 35 dyne/cm and a contact angle (with an orifice plate comprising KAPTON, an aromatic polyimide) of about 35 to 65 degrees.Type: GrantFiled: March 2, 2001Date of Patent: November 12, 2002Assignee: Hewlett-Packard CompanyInventors: Paul F. Reboa, John R Moffatt, William R Knight
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Publication number: 20020145653Abstract: An inkjet ink for printing onto a print medium is provided. The inkjet ink evidences minimal tail breakup and improved drop trajectory, thereby evidencing improved print quality. The minimal tail breakup and improved drop trajectory are achieved by adding at least one surface active additive to the ink to provide the ink with a surface tension of at least 35 dyne/cm and a contact angle (with an orifice plate comprising KAPTON, an aromatic polyimide) of about 35 to 65 degrees.Type: ApplicationFiled: March 2, 2001Publication date: October 10, 2002Inventors: Paul F. Reboa, John R. Moffatt, William R. Knight
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Patent number: 6378981Abstract: A service station wiper fluid in an inkjet ink printing system, which in addition to the servicing fluid, also has a surfactant which improves the surface energy consistency of the nozzle plate, thus stabilizing the drop directionality of the ink from inkjet nozzle to the print media.Type: GrantFiled: April 19, 2000Date of Patent: April 30, 2002Assignee: Hewlett-Packard CompanyInventors: Donald E Wenzel, Jules G. Moritz, III, Paul F. Reboa
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Patent number: 5916859Abstract: The present invention is a thickened viscoelastic cleaning composition comprising, in aqueous solution:(a) 0.1 to 15.0 weight percent of an active cleaning compound; and(b) 0.2 to 7.5 weight percent of a viscoelastic thickening system comprising about 0.1 to 5.0 weight percent of a hexadecyl di (C.sub.1-2 alkyl) amine oxide having an alkyl chain length of at least 80% C.sub.16, and about 0.1 to 2.5 weight percent of an organic counterion selected from aryl or C.sub.2-6 alkyl carboxylates, sulfated C.sub.2-6 alkyl or aryl alcohols and mixtures thereof; where the aryl group is derived from benzene or naphthalene and is substituted or substituted with C.sub.1-4 alkyl groups, C.sub.1-4 alkoxy groups, halogens, nitro groups or mixtures thereof;wherein the ratio of amine oxide to counterion is between 4:1 and 1:2, the system possesses a Trouton ratio of at least about 50 at a shear rate of 500-10,000 sec.sup.-1, an initial viscosity measured at 21.degree. C.Type: GrantFiled: June 7, 1995Date of Patent: June 29, 1999Assignee: The Clorox CompanyInventors: Clement K. Choy, Paul F. Reboa
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Patent number: 5462689Abstract: The present invention is a thickened viscoelastic cleaning composition comprising, in aqueous solution:(a) 0.1 to 5 weight percent of an active cleaning compound; and(b) 0.5 to 20 weight percent a viscoelastic thickening system comprising a hexadecyl dialkyl amine oxide and an organic counterion, and wherein a ratio of amine oxide to counterion is between 4:1 to 1:2, the system possesses a Trouton ratio of at least about 50 at a shear rate of 500-10,000 sec..sup.-1, and an initial viscosity at 21.degree. C. and 5 rpm of at least 20 cP.The present invention is characterized as a means of reducing the characteristic "bleach odor" found in hypochlorite cleaning compositions of the art, particularly those which are volatilized upon dispensing. The composition of the present invention may be formulated to have utility as a hard surface cleaner, or as a drain-opener.Type: GrantFiled: October 17, 1994Date of Patent: October 31, 1995Assignee: The Clorox CompanyInventors: Clement K. Choy, Paul F. Reboa
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Patent number: 4842757Abstract: The invention provides a composition comprising and a method for making a thickened liquid abrasive cleanser with enhanced long-term phase stability, said cleanser comprising:(a) a colloidal aluminum oxide thickener having an average particle size, in dispersion, of no greater than 1 micron;(b) a fatty acid soap;(c) a bleach stable nonionic surfactant;(d) a buffer/electrolyte which interacts with the surfactants of (b) and (c) and the thickener of (a) to result in a plastic rheology;(e) a halogen bleach;(f) an abrasive having a particle size of between 1 and 400 microns;(g) a phase stabilizing amount of a C.sub.10-15 alkyl benzene sulfonate; and(h) the remainder, water and minor amounts of miscellaneous additives.Type: GrantFiled: January 21, 1988Date of Patent: June 27, 1989Assignee: The Clorox CompanyInventors: Paul F. Reboa, Frances E. Mitchell, Clement K. Choy