Patents Represented by Attorney John H. Lee
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Patent number: 7894496Abstract: A novel method and apparatus for suppressing ASE and/or parasitic oscillation modes in a laser is introduced. By roughening one or more peripheral edges of a solid-state crystal or ceramic laser gain media and by bonding such edges to a predetermined electromagnetic absorbing material arranged adjacent to the entire outer surface of the peripheral edges of the roughened laser gain media, ASE, parasitic oscillation modes and/or residual pump energy can be effectively suppressed.Type: GrantFiled: November 5, 2008Date of Patent: February 22, 2011Assignee: Lawrence Livermore National Security, LLCInventors: Lloyd A. Hackel, Thomas F. Soules, Scott N. Fochs, Mark D. Rotter, Stephan A. Letts
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Patent number: 7851203Abstract: Disclosed are nanometer to micron scale functionalized apertures constructed on a substrate made of glass, carbon, semiconductors or polymeric materials that allow for the real time detection of biological materials or chemical moieties. Many apertures can exist on one substrate allowing for the simultaneous detection of numerous chemical and biological molecules. One embodiment features a macrocyclic ring attached to cross-linkers, wherein the macrocyclic ring has a biological or chemical probe extending through the aperture. Another embodiment achieves functionalization by attaching chemical or biological anchors directly to the walls of the apertures via cross-linkers.Type: GrantFiled: October 1, 2003Date of Patent: December 14, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Sonia E. Létant, Anthony W. van Buuren, Louis J. Terminello, Michael P. Thelen, Louisa J. Hope-Weeks, Bradley R. Hart
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Patent number: 7830946Abstract: A novel method and apparatus for suppressing ASE and parasitic oscillation modes in a high average power laser is introduced. Such an invention, as disclosed herein, uses diffraction gratings to increase gain, stored energy density, and pumping efficiency of solid-state laser gain media, such as, but not limited to rods, disks and slabs. By coupling predetermined gratings to solid-state gain media, such as crystal or ceramic laser gain media, ASE and parasitic oscillation modes can be effectively suppressed.Type: GrantFiled: March 29, 2006Date of Patent: November 9, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Alvin C. Erlandson, Jerald A. Britten
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Patent number: 7811711Abstract: A method for forming a reinforced rigid anode monolith and fuel and product of such method.Type: GrantFiled: May 9, 2008Date of Patent: October 12, 2010Assignee: Lawrennce Livermore National Security, LLCInventors: John F. Cooper, Thomas M. Tillotson, Lawrence W. Hrubesh
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Patent number: 7804876Abstract: In one embodiment, a laser oscillator is provided comprising an optical cavity, the optical cavity including a gain medium including an alkali vapor and a buffer gas, the buffer gas including 3He gas, wherein if 4He gas is also present in the buffer gas, the ratio of the concentration of the 3He gas to the 4He gas is greater than 1.37×10?6. Additionally, an optical excitation source is provided. Furthermore, the laser oscillator is capable of outputting radiation at a first frequency. In another embodiment, an apparatus is provided comprising a gain medium including an alkali vapor and a buffer gas including 3He gas, wherein if 4He gas is also present in the buffer gas, the ratio of the concentration of the 3He gas to the 4He gas is greater than 1.37×10?6. Other embodiments are also disclosed.Type: GrantFiled: March 26, 2008Date of Patent: September 28, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Raymond J. Beach, Ralph Page, Thomas Soules, Eddy Stappaerts, Sheldon Shao Quan Wu
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Patent number: 7794938Abstract: Described are kits and methods useful for detection of seven agricultural pathogens (BPSV; BHV; BVD; FMDV; BTV; SVD; and VESV) in a sample. Genomic sequence information from 7 agricultural pathogens was analyzed to identify signature sequences, e.g., polynucleotide sequences useful for confirming the presence or absence of a pathogen in a sample. Primer and probe sets were designed and optimized for use in a PCR based, multiplexed Luminex assay to successfully identify the presence or absence of pathogens in a sample.Type: GrantFiled: January 12, 2007Date of Patent: September 14, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Mary Teresa McBride, Thomas Richard Slezak, Sharon Lee Messenger
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Patent number: 7788980Abstract: Strain waves of THz frequencies can coherently generate radiation when they propagate past an interface between materials with different piezoelectric coefficients. Such radiation is of detectable amplitude and contains sufficient information to determine the time-dependence of the strain wave with unprecedented subpicosecond, nearly atomic time and space resolution.Type: GrantFiled: November 3, 2007Date of Patent: September 7, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Evan J. Reed, Michael R. Armstrong
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Patent number: 7791734Abstract: This invention permits retinal images to be acquired at high speed and with unprecedented resolution in three dimensions (4×4×6 ?m). The instrument achieves high lateral resolution by using adaptive optics to correct optical aberrations of the human eye in real time. High axial resolution and high speed are made possible by the use of Fourier-domain optical coherence tomography. Using this system, we have demonstrated the ability to image microscopic blood vessels and the cone photoreceptor mosaic.Type: GrantFiled: May 2, 2006Date of Patent: September 7, 2010Assignees: Lawrence Livermore National Security, LLC, University of CaliforniaInventors: Scot S. Olivier, John S. Werner, Robert J. Zawadzki, Sophie P. Laut, Steven M. Jones
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Patent number: 7771887Abstract: An apparatus having a first substrate having (1) a cavity, (2) one or more resistive heaters, and (3) one or more coatings forming a diffusion barrier to hydrogen; a second substrate having (1) an outlet valve comprising a pressure relief structure and (2) one or more coatings forming a diffusion barrier to hydrogen, wherein said second substrate is coupled to said first substrate forming a sealed volume in said cavity; a metal hydride material contained within said cavity; and a gas distribution system formed by coupling a microfluidic interconnect to said pressure relief structure. Additional apparatuses and methods are also disclosed.Type: GrantFiled: March 23, 2009Date of Patent: August 10, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Jeffrey D. Morse, Alan F. Jankowski, Conrad Yu
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Patent number: 7768649Abstract: In one general embodiment, a method for ultrafast optical signal detecting is provided. In operation, a first optical input signal is propagated through a first wave guiding layer of a waveguide. Additionally, a second optical input signal is propagated through a second wave guiding layer of the waveguide. Furthermore, an optical control signal is applied to a top of the waveguide, the optical control signal being oriented diagonally relative to the top of the waveguide such that the application is used to influence at least a portion of the first optical input signal propagating through the first wave guiding layer of the waveguide. In addition, the first and the second optical input signals output from the waveguide are combined. Further, the combined optical signals output from the waveguide are detected.Type: GrantFiled: August 19, 2008Date of Patent: August 3, 2010Assignee: Lawrence Livermore National Security, LLCInventor: John E. Heebner
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Patent number: 7732781Abstract: In one embodiment, a radiation detection system is provided including a radiation detector and a first enclosure encapsulating the radiation detector, the first enclosure including a low-emissivity infra-red (IR) reflective coating used to thermally isolate the radiation detector. Additionally, a second enclosure encapsulating the first enclosure is included, the first enclosure being suspension mounted to the second enclosure. Further, a cooler capable of cooling the radiation detector is included. Still yet, a first cooling interface positioned on the second enclosure is included for coupling the cooler and the first enclosure. Furthermore, a second cooling interface positioned on the second enclosure and capable of coupling the first enclosure to a cooler separate from the radiation detection system is included. Other embodiments are also presented.Type: GrantFiled: April 18, 2008Date of Patent: June 8, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Morgan Thomas Burks, Joel Del Eckels
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Patent number: 7732086Abstract: Described herein are processes for fabricating microfluidic fuel cell systems with embedded components in which micron-scale features are formed by bonding layers of DuPont Kapton™ polyimide laminate. A microfluidic fuel cell system fabricated using this process is also described.Type: GrantFiled: June 14, 2005Date of Patent: June 8, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Jeffrey D. Morse, Alan Jankowski, Robert T. Graff, Kerry Bettencourt
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Patent number: 7700334Abstract: Described herein is a method for the attachment of proteins to any solid support with control over the orientation of the attachment. The method is extremely efficient, not requiring the previous purification of the protein to be attached, and can be activated by UV-light. Spatially addressable arrays of multiple protein components can be generated by using standard photolithographic techniques.Type: GrantFiled: March 19, 2007Date of Patent: April 20, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Julio A. Camarero, James J. De Yoreo, Youngeun Kwon
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Patent number: 7672430Abstract: A system in one embodiment includes a source for directing a beam of radiation at a sample; a multilayer mirror having a face oriented at an angle of less than 90 degrees from an axis of the beam from the source, the mirror reflecting at least a portion of the radiation after the beam encounters a sample; and a pixellated detector for detecting radiation reflected by the mirror. A method in a further embodiment includes directing a beam of radiation at a sample; reflecting at least some of the radiation diffracted by the sample; not reflecting at least a majority of the radiation that is not diffracted by the sample; and detecting at least some of the reflected radiation. A method in yet another embodiment includes directing a beam of radiation at a sample; reflecting at least some of the radiation diffracted by the sample using a multilayer mirror; and detecting at least some of the reflected radiation.Type: GrantFiled: May 15, 2008Date of Patent: March 2, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Henry N. Chapman, Sasa Bajt, Eberhard A. Spiller, Stefan Hau-Riege, Stefano Marchesini
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Patent number: 7662785Abstract: This invention provides novel polydentate selective high affinity ligands (SHALs) that can be used in a variety of applications in a manner analogous to the use of antibodies. SHALs typically comprise a multiplicity of ligands that each bind different region son the target molecule. The ligands are joined directly or through a linker thereby forming a polydentate moiety that typically binds the target molecule with high selectivity and avidity.Type: GrantFiled: February 9, 2005Date of Patent: February 16, 2010Assignees: The Regents of California, Lawrence Livermore National Security, LLCInventors: Sally DeNardo, Gerald DeNardo, Rodney Balhorn
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Patent number: 7587103Abstract: In one general embodiment, a method for deflecting an optical signal input into a waveguide is provided. In operation, an optical input signal is propagated through a waveguide. Additionally, an optical control signal is applied to a mask positioned relative to the waveguide such that the application of the optical control signal to the mask is used to influence the optical input signal propagating in the waveguide. Furthermore, the deflected optical input signal output from the waveguide is detected in parallel on an array of detectors. In another general embodiment, a beam deflecting structure is provided for deflecting an optical signal input into a waveguide, the structure comprising at least one wave guiding layer for guiding an optical input signal and at least one masking layer including a pattern configured to influence characteristics of a material of the guiding layer when an optical control signal is passed through the masking layer in a direction of the guiding layer.Type: GrantFiled: July 7, 2008Date of Patent: September 8, 2009Assignee: Lawrence Livermore National Security, LLCInventor: John E. Heebner
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Patent number: 7585815Abstract: Methods, compositions, and kits for the cell-free production and analysis of proteins are provided. The invention allows for the production of proteins from prokaryotic sequences or eukaryotic sequences, including human cDNAs using PCR and IVT methods and detecting the proteins through fluorescence or immunoblot techniques. This invention can be used to identify optimized PCR and WT conditions, codon usages and mutations. The methods are readily automated and can be used for high throughput analysis of protein expression levels, interactions, and functional states.Type: GrantFiled: July 1, 2004Date of Patent: September 8, 2009Assignee: Lawrence Livermore National Security, LLCInventors: Peter T. Beernink, Matthew A. Coleman, Brent W. Segelke
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Patent number: 7494778Abstract: Described herein is the identification of nucleotide sequences specific to Francisella tularensis that serves as a marker or signature for identification of this bacterium. In addition, forward and reverse primers and hybridization probes derived from these nucleotide sequences that are used in nucleotide detection methods to detect the presence of the bacterium are disclosed.Type: GrantFiled: December 21, 2006Date of Patent: February 24, 2009Assignee: Lawrence Livermore National Security, LLCInventors: Paula M. McCready, Lyndsay Radnedge, Gary L. Andersen, Linda L. Ott, Thomas R. Slezak, Thomas A. Kuczmarski, Elizabeth A Vitalis
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Patent number: 7494772Abstract: Nucleotide sequences specific to Yersinia pestis that serve as markers or signatures for identification of this bacterium were identified. In addition, forward and reverse primers and hybridization probes derived from these nucleotide sequences that are used in nucleotide detection methods to detect the presence of the bacterium are disclosed.Type: GrantFiled: July 29, 2003Date of Patent: February 24, 2009Assignee: Lawrence Livermore National Security, LLCInventors: Paula M. McCready, Lyndsay Radnedge, Gary L. Andersen, Linda L. Ott, Thomas R. Slezak, Thomas A. Kuczmarski, Vladinir L. Motin
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Patent number: RE41780Abstract: A system for nucleic acid amplification of a sample comprises partitioning the sample into partitioned sections and performing PCR on the partitioned sections of the sample. Another embodiment of the invention provides a system for nucleic acid amplification and detection of a sample comprising partitioning the sample into partitioned sections, performing PCR on the partitioned sections of the sample, and detecting and analyzing the partitioned sections of the sample.Type: GrantFiled: May 9, 2008Date of Patent: September 28, 2010Assignee: Lawrence Livermore National Security, LLCInventors: Brian L. Anderson, Bill W. Colston, Christopher J. Elkin