Patents by Inventor Steven Alan Lipp
Steven Alan Lipp 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: 8415612Abstract: A cold-atom system has multiple vacuum chambers. One vacuum chamber includes an atom source. A fluidic connection is provided between that vacuum chamber and another vacuum chamber. The fluidic connection includes a microchannel formed as a groove in a substantially flat surface and covered by a layer of material.Type: GrantFiled: May 19, 2008Date of Patent: April 9, 2013Assignees: The Regents of the University of Colorado, Sarnoff CorporationInventors: Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk, Dana Z. Anderson, Evan Salim, Matthew Squires
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Patent number: 8405021Abstract: Cold-atom systems and methods of handling cold atoms are disclosed. A cold-atom system has multiple chambers and a fluidic connection between two of the chambers. One of these two chambers includes an atom source and the other includes an atom chip.Type: GrantFiled: May 19, 2008Date of Patent: March 26, 2013Assignees: The Regents of the University of Colorado, Sarnoff CorporationInventors: Dana Z. Anderson, Evan Salim, Matthew Squires, Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk
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Patent number: 7955551Abstract: The present invention provides an improved alkali metal dispenser which is pure and free of contaminant gases, and provides for controlled releasing, delivery and recycling of the alkali metal in multiple stages in a controlled manner. The present invention also provides an alkali metal pump or getter.Type: GrantFiled: May 15, 2008Date of Patent: June 7, 2011Assignees: SRI International, The Regents of University of Colorado, a body CorporateInventors: Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk, Dana Z. Anderson, William Frederick Holmgren, Matthew B. Squires
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Publication number: 20100207016Abstract: A cold-atom system has multiple vacuum chambers. One vacuum chamber includes an atom source. A fluidic connection is provided between that vacuum chamber and another vacuum chamber. The fluidic connection includes a microchannel formed as a groove in a substantially flat surface and covered by a layer of material.Type: ApplicationFiled: May 19, 2008Publication date: August 19, 2010Applicants: Sarnoff Corporation, The Regents of the University of ColoradoInventors: Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk, Dana Z. Anderson, Evan Salim, Matthew Squires
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Publication number: 20100200739Abstract: Cold-atom systems and methods of handling cold atoms are disclosed. A cold-atom system has multiple chambers and a fluidic connection between two of the chambers. One of these two chambers includes an atom source and the other includes an atom chip.Type: ApplicationFiled: May 19, 2008Publication date: August 12, 2010Applicants: Sarnoff Corporation, The Regents of the University of ColoradoInventors: Dana Z. Anderson, Evan Salim, Matthew Squires, Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk
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Publication number: 20090013826Abstract: The present invention provides an improved alkali metal dispenser which is pure and free of contaminant gases, and provides for controlled releasing, delivery and recycling of the alkali metal in multiple stages in a controlled manner. The present invention also provides an alkali metal pump or getter.Type: ApplicationFiled: May 15, 2008Publication date: January 15, 2009Inventors: Sterling Eduardo McBride, Steven Alan Lipp, Joey John Michalchuk, Dana Z. Anderson, William Frederick Holmgren, Matthew B. Squires
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Publication number: 20080218281Abstract: A cell suitable for use with an atomic clock and a method for making the same, the cell including: a silicon wafer having a recess formed therein; at least one amorphous silicate member having an ion mobility and temperature expansion coefficient approximately that of silicon sealing the recess; and, an alkali metal containing component and buffer gas contained in the recess. The method includes: providing a silicon wafer; forming a cavity through the silicon wafer; introducing an alkali metal containing component and buffer gas into the cavity; and, anodically bonding at least one amorphous silicate member having an ion mobility and temperature expansion coefficient approximately that of silicon to the wafer to close the cavity.Type: ApplicationFiled: May 16, 2008Publication date: September 11, 2008Applicant: SARNOFF CORPORATIONInventors: Steven Alan Lipp, Joseph H. Abeles, Alan Michael Braun, Sterling Eduard McBride, John P. Riganati, Ralph Doud Whaley, Peter J. Zanzucchi
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Patent number: 7400207Abstract: A cell suitable for use with an atomic clock and a method for making the same, the cell including: a silicon wafer having a recess formed therein; at least one amorphous silicate member having an ion mobility and temperature expansion coefficient approximately that of silicon sealing the recess; and, an alkali metal containing component and buffer gas contained in the recess. The method includes: providing a silicon wafer; forming a cavity through the silicon wafer; introducing an alkali metal containing component and buffer gas into the cavity; and, anodically bonding at least one amorphous silicate member having an ion mobility and temperature expansion coefficient approximately that of silicon to the wafer to close the cavity.Type: GrantFiled: January 5, 2005Date of Patent: July 15, 2008Assignee: Sarnoff CorporationInventors: Steven Alan Lipp, Joseph H. Abeles, Alan Michael Braun, Sterling Eduard McBride, John P. Riganati, Ralph Doud Whaley, Jr., Peter J. Zanzucchi
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Publication number: 20040028989Abstract: Provided is an electrochemical device having an electron source and a hydrogen peroxide solution for reaction to accept the electrons, the device with an anode compartment and a cathode compartment, including (a) a cathode electrode having an area, which can be adjustable, in contact with the cathode compartment of AC; and (b) an anode electrode having an area, which can be adjustable, in contact with the anode compartment of AA, wherein either the cathode or anode electrode area or both are adjustable, such that AC/AA=EAR is adjustable, and wherein, where jEC is the anode current provided by the electron carrier, and jTOS is a diffusion-limited current density for a reaction by oxygen in an oxygen saturated said hydrogen peroxide solution, EAR is selected such that eitherType: ApplicationFiled: December 10, 2002Publication date: February 12, 2004Inventors: Hoi-Cheong Steve Sun, Richard T. Whipple, Steven Alan Lipp, Yongchi Tian
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Publication number: 20030198859Abstract: In one embodiment, provided is a fuel cell with an anode compartment and a cathode compartment comprising: in the anode compartment, an anode electrode and one or more dehydrogenase enzymes effective to transfer electrons from a C1 compound comprising carbon, oxygen and hydrogen (optionally consisting of carbon, oxygen and hydrogen) to electron carrier(s), and wherein or further comprising one of the following:Type: ApplicationFiled: April 15, 2002Publication date: October 23, 2003Inventors: Rosalyn Ritts, Hoi-Cheong Steve Sun, Richard T. Whipple, Steven Alan Lipp, Susan Klatskin, Mary Louise Ippolito, Grzegorz Kaganowicz, Michael James Liberatore
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Publication number: 20030198858Abstract: Still further provided is a fuel cell with an anode compartment and a cathode compartment comprising: in the anode compartment, an anode electrode and, integrated into biocompatible membrane tethered to the anode electrode, a redox enzyme that can receive electrons from an electron carrier; in the cathode compartment, a cathode electrode which, when a conductive pathway to the first electrode is formed, is effective to convey the electrons to an electron acceptor composition in the cathode compartment; and a barrier separating the anode compartment from the cathode compartment but effective to convey protons from the anode compartment to the cathode compartment.Type: ApplicationFiled: April 15, 2002Publication date: October 23, 2003Inventors: Hoi-Cheong Steve Sun, Richard T. Whipple, Steven Alan Lipp, Susan Klatskin
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Publication number: 20030129469Abstract: Also provided is a fuel cell system comprising (1) a fuel cell with an anode compartment and a cathode compartment adapted to operate with a least one liquid consumable comprising (i) a liquid fuel composition or (ii) liquid electron acceptor composition, and: (2) one or both of (a) a fuel reservoir comprising liquid fuel composition separated from the anode compartment by a porous membrane that is selected to not be wetted by either the liquid fuel composition or a solvent/solution with which the anode chamber is adapted to operate or (b) a liquid fuel composition reservoir separated from the cathode compartment by a porous membrane that is selected to not be wetted by either the liquid fuel composition or a composition with which the cathode chamber is adapted to operate.Type: ApplicationFiled: April 15, 2002Publication date: July 10, 2003Inventors: Hoi-Cheong Steve Sun, Peter James Coyle, Rosalyn Ritts, Steven Alan Lipp, Richard T. Whipple, Grzegorz Kaganowicz
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Publication number: 20030113606Abstract: The present invention relates to a biocompatible membrane, solutions useful for producing a biocompatible membrane and fuel cells which can utilize biocompatible membranes produced from a synthetic polymer material consisting of at least one block copolymer and optionally at least one additive and a polypeptide.Type: ApplicationFiled: August 7, 2002Publication date: June 19, 2003Inventors: Rosalyn Ritts, Hoi-Cheong Steve Sun, Richard T. Whipple, Steven Alan Lipp, Susan Klatskin, Mary Louise Ippolito, Grzegorz Kaganowicz
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Publication number: 20030087144Abstract: Additionally provided is a fuel cell with an anode compartment, a cathode compartment and a barrier separating the anode compartment from the cathode compartment but effective to convey protons from the anode compartment to the cathode compartment, comprising in the anode compartment, one or more anode electrodes and, one or more dehydrogenase enzymes effective to transfer electrons from a C1 compound to electron carrier(s), wherein one or more of the said enzyme(s) are covalently linked to surface(s) within the anode compartment.Type: ApplicationFiled: April 15, 2002Publication date: May 8, 2003Inventors: Hoi-Cheong Steve Sun, Richard T. Whipple, Rosalyn Ritts, Steven Alan Lipp, Yongchi Tian, Susan Klatskin, Grzegorz Kaganowicz
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Publication number: 20030087141Abstract: Still further provided is a fuel cell with an anode compartment and a cathode compartment adapted to operate with a hydrogen peroxide as electron acceptor molecule, the fuel cell comprising: a first barrier separating the anode compartment and the cathode compartment, but effective to transport protons from the anode compartment to the cathode compartment; and a second barrier separating the anode compartment and the cathode compartment, which is more proximate to the cathode compartment than the first, wherein the second barrier is a biocompatible membrane or a proton-conductive polymeric membrane, the second barrier fitted to limit the diffusion of hydrogen peroxide to the first barrier.Type: ApplicationFiled: April 15, 2002Publication date: May 8, 2003Inventors: Hoi-Cheong Steve Sun, Steven Alan Lipp
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Publication number: 20020110220Abstract: A method and apparatus for delivering localized x-ray radiation to the interior of a body includes a plurality of x-ray sources disposed in a distal portion of a flexible catheter shaft. The plurality of x-ray sources are secured to a flexible cord disposed longitudinally throughout at least a portion of the shaft. The plurality of x-ray sources are electrically coupled to a control circuit for activating specific ones of the plurality of x-ray sources in order to customize the irradiation of the interior of the body.Type: ApplicationFiled: November 20, 2001Publication date: August 15, 2002Inventors: Zilan Shen, Jia Ming Chen, Heinz Hermann Busta, Steven Alan Lipp
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Patent number: 6097140Abstract: Display panels having at least one suspended fibrous cathode containing an electron field emitter are disclosed. The fibrous cathode is supported by a substrate (10) containing two sets of parallel rows of crests and valleys. The first set of parallel crests (11) and valleys (12) provide the valleys along which the fibrous cathode is aligned. The second set of parallel crests (13) and valleys (14) is perpendicular to the first set. The valleys (14) provide the means for suspending the fibrous cathode. The display panels can be produced in large sizes while still maintaining high quality and efficiency.Type: GrantFiled: February 12, 1998Date of Patent: August 1, 2000Assignee: E. I. du Pont de Nemours and CompanyInventors: Arthur Miller, Dennis John Bechis, Steven Alan Lipp, Jeffrey Paul Johnson, Daniel Irwin Amey, Jr.
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Patent number: 3984587Abstract: Method for depositing a luminescent film upon a substrate comprising vaporizing into a nonreactive carrier gas (1) at least one member of a first group consisting of hydrides and alkyls of M.sup.1, wherein M.sup.1 is at least one of silicon, germanium, boron, phosphorus, and aluminum, (2) at least one volatile M.sup.2 -containing organo-metallic compound of a second group, wherein M.sup.2 is at least one of zinc, cadmium, magnesium, calcium, beryllium, strontium, or barium, and (3) at least one volatile M.sup.3 -containing organo-metallic compound of a third group, wherein M.sup.3 is at least one activator for said luminescent film. The vapor-laden carrier gas and the oxidizing gas are contacted with the substrate which is at temperatures in the range of about 300.degree. to 700.degree.C. The reaction is continued unitl the desired thickness of luminescent film is achieved.Type: GrantFiled: July 23, 1973Date of Patent: October 5, 1976Assignee: RCA CorporationInventor: Steven Alan Lipp