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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8147788 | Direct synthesis of magnesium borohydride A method is disclosed for directly preparing an alkaline earth metal borohydride, i.e. Mg(BH4)2, from the alkaline earth metal boride MgB2 by hydrogenating the MgB2 at an elevated temperature and pressure. The boride may a... | 04/03/2012 |
| 8094689 | Laser systems configured to output a spectrally-consolidated laser beam and related methods A laser apparatus includes a plurality of pumps each of which is configured to emit a corresponding pump laser beam having a unique peak wavelength. The laser apparatus includes a spectral beam combiner configured to combine the corresponding pump laser beams into a... | 01/10/2012 |
| 8065904 | Method and apparatus for detecting an analyte We describe the use of coordination polymers (CP) as coatings on microcantilevers for the detection of chemical analytes. CP exhibit changes in unit cell parameters upon adsorption of analytes, which will induce a stress in a static microcantilever upon which a CP l... | 11/29/2011 |
| 8047978 | High throughput chemical munitions treatment system A new High-Throughput Explosive Destruction System is disclosed. The new system is comprised of two side-by-side detonation containment vessels each comprising first and second halves that feed into a single agent treatment vessel. Both detonation containment vessel... | 11/01/2011 |
| 8047829 | Method for forming polymerized microfluidic devices Methods for making a micofluidic device according to embodiments of the present invention include defining a cavity. Polymer precursor solution is positioned in the cavity, and exposed to light to begin the polymerization process and define a microchannel. In some e... | 11/01/2011 |
| 8022987 | Information-based self-organization of sensor nodes of a sensor network A sensor node detects a plurality of information-based events. The sensor node determines whether at least one other sensor node is an information neighbor of the sensor node based on at least a portion of the plurality of information-based events. The information n... | 09/20/2011 |
| 7999937 | Microfluidic devices and methods for integrated flow cytometry Microfluidic devices and methods for flow cytometry are described. In described examples, various sample handling and preparation steps may be carried out within a same microfluidic device as flow cytometry steps. A combination of imaging and flow cytometry is descr... | 08/16/2011 |
| 7985868 | Hybrid metal organic scintillator materials system and particle detector We describe the preparation and characterization of two zinc hybrid luminescent structures based on the flexible and emissive linker molecule, trans-(4-R,4′-R′) stilbene, where R and R′ are mono- or poly-coordinating groups, which retain their luminescence wit... | 07/26/2011 |
| 7931792 | System for concentrating and analyzing particles suspended in a fluid Disclosed is a device for separating and concentrating particles suspended in a fluid stream by using dielectrophoresis (DEP) to trap and/or deflect those particles as they migrate through a fluid channel. The method uses fluid channels designed to constrain a liqui... | 04/26/2011 |
| 7922931 | Low-melting point heat transfer fluid A low-melting point, heat transfer fluid comprising a mixture of LiNO3, NaNO3, KNO3, NaNO2 and KNO2 salts where the Li, Na and K cations are present in amounts of about 20-33.5 mol % Li, about 18.6-40 mol % Na, ... | 04/12/2011 |
| 7886434 | Method for making a micromachined microwave signal control device A method for fabricating a signal controller, e.g., a filter or a switch, for a coplanar waveguide during the LIGA fabrication process of the waveguide. Both patterns for the waveguide and patterns for the signal controllers are created on a mask. Radiation travels ... | 02/15/2011 |
| 7880961 | Optical amplifier exhibiting net phase-mismatch selected to at least partially reduce gain-induced phase-matching during operation and method of operation An optical amplifier, such as an optical waveguide amplifier (e.g., an optical fiber amplifier or a planar waveguide) or a non-guiding optical amplifier, that exhibits a net phase-mismatch selected to at least partially reduce gain-induced phase-matching during oper... | 02/01/2011 |
| 7877234 | System and method for statistically monitoring and analyzing sensed conditions A system and method of monitoring and analyzing a plurality of attributes for an alarm condition is disclosed. The attributes are processed and/or unprocessed values of sensed conditions of a collection of a statistically significant number of statistically similar ... | 01/25/2011 |
| 7865336 | System and method for statistically monitoring and analyzing sensed conditions A system and method of monitoring and analyzing a plurality of attributes for an alarm condition is disclosed. The attributes are processed and/or unprocessed values of sensed conditions of a collection of a statistically significant number of statistically similar ... | 01/04/2011 |
| 7863572 | Fracture-resistant lanthanide scintillators Lanthanide halide alloys have recently enabled scintillating gamma ray spectrometers comparable to room temperature semiconductors ( | 01/04/2011 |
| 7828990 | Low-melting point heat transfer fluid A low-melting point, heat transfer fluid made of a mixture of five inorganic salts including about 29.1-33.5 mol % LiNO3, 0-3.9 mol % NaNO3, 2.4-8.2 mol % KNO3, 18.6-19.9 mol % NaNO2, and 40-45.6 mol % KNO2. The... | 11/09/2010 |
| 7828948 | Preconcentration and separation of analytes in microchannels Disclosed herein are methods and devices for preconcentrating and separating analytes such as proteins and polynucleotides in microchannels. As disclosed, at least one size-exclusion polymeric element is adjacent to processing area or an assay area in a microchannel... | 11/09/2010 |
| 7816044 | Fuel cell using a hydrogen generation system A system is described for storing and generating hydrogen and, in particular, a system for storing and generating hydrogen for use in an H2/O2 fuel cell. The hydrogen storage system uses beta particles from a beta particle emitting material to ... | 10/19/2010 |
| 7811439 | Concentration and separation of biological organisms by ultrafiltration and dielectrophoresis Disclosed is a method for monitoring sources of public water supply for a variety of pathogens by using a combination of ultrafiltration techniques together dielectrophoretic separation techniques. Because water-borne pathogens, whether present due to “natural” ... | 10/12/2010 |
| 7781111 | Hydrogen storage and generation system A system for storing and generating hydrogen generally and, in particular, a system for storing and generating hydrogen for use in an H2/O2 fuel cell. The hydrogen storage system uses the beta particles from a beta particle emitting material to... | 08/24/2010 |
| 7776357 | Vesicle-based method for collecting, manipulating, and chemically processing trace macromolecular species Disclosed is an apparatus and method for inserting one or several chemical or biological species into phospholipid containers that are controlled within a microfluidic network, wherein individual containers are tracked and manipulated by electric fields and wherein ... | 08/17/2010 |
| 7754077 | Dialysis membrane for separation on microchips Laser-induced phase-separation polymerization of a porous acrylate polymer is used for in-situ fabrication of dialysis membranes inside glass microchannels. A shaped 355 nm laser beam is used to produce a porous polymer membrane with a thickness of about 15 μm, whi... | 07/13/2010 |
| 7741613 | Neutron scatter camera An instrument that will directly image the fast fission neutrons from a special nuclear material source has been described. This instrument can improve the signal to background compared to non imaging neutron detection techniques by a factor given by ratio of the an... | 06/22/2010 |
| 7710086 | Modular high voltage power supply for chemical analysis A high voltage power supply for use in a system such as a microfluidics system, uses a DC-DC converter in parallel with a voltage-controlled resistor. A feedback circuit provides a control signal for the DC-DC converter and voltage-controlled resistor so as to regul... | 05/04/2010 |
| 7678256 | Insulator-based DEP with impedance measurements for analyte detection Disclosed herein are microfluidic devices for assaying at least one analyte specie in a sample comprising at least one analyte concentration area in a microchannel having insulating structures on or in at least one wall of the microchannel which provide a nonuniform... | 03/16/2010 |
| 7666289 | Methods and devices for high-throughput dielectrophoretic concentration Disclosed herein are methods and devices for assaying and concentrating analytes in a fluid sample using dielectrophoresis. As disclosed, the methods and devices utilize substrates having a plurality of pores through which analytes can be selectively prevented from ... | 02/23/2010 |
| 7625474 | Method for a microfluidic weaklink device The present invention relates to an electrokinetic (EK) pump capable of creating high pressures electroosmotically, and capable of retaining high pressures. Both pressure creation and retention are accomplished without the need for moving parts. The EK pump uses a p... | 12/01/2009 |
| 7622596 | Thermally cleavable surfactants Two new surfactant molecules are reported which contain thermally labile Diels-Alder adducts connecting the polar and non-polar sections of each molecule. The two surfactants possess identical non-polar dodecyl tail segments but exhibit different polar headgroups. T... | 11/24/2009 |
| 7618600 | Reactor for removing ammonia Disclosed is a device for removing trace amounts of ammonia from a stream of gas, particularly hydrogen gas, prepared by a reformation apparatus. The apparatus is used to prevent PEM “poisoning” in a fuel cell receiving the incoming hydrogen stream. ... | 11/17/2009 |
| 7618524 | Polymeric salt bridges for conducting electric current in microfluidic devices A “cast-in-place” monolithic microporous polymer salt bridge for conducting electrical current in microfluidic devices, and methods for manufacture thereof is disclosed. Polymeric salt bridges are formed in place in capillaries or microchannels. Formulations are... | 11/17/2009 |
| 7611834 | Methods and devices for protein assays Methods and devices for protein assays based on Edman degradation in microfluidic channels are disclosed herein. As disclosed, the cleaved amino acid residues may be immobilized in an array format and identified by detectable labels, such as antibodies, which specif... | 11/03/2009 |
| 7608461 | Surface engineered nanoparticles for improved surface enhanced Raman scattering applications and method for preparing same A method for producing metal nanoparticles that when associated with an analyte material will generate an amplified SERS spectrum when the analyte material is illuminated by a light source and a spectrum is recorded. The method for preparing the metal nanoparticles ... | 10/27/2009 |
| 7608367 | Vitreous carbon mask substrate for X-ray lithography The present invention is directed to the use of vitreous carbon as a substrate material for providing masks for X-ray lithography. The new substrate also enables a small thickness of the mask absorber used to pattern the resist, and this enables improved mask accura... | 10/27/2009 |
| 7608233 | Direct synthesis of calcium borohydride A method is disclosed for directly preparing an alkaline earth metal borohydride, i.e. Ca(BH4)2, from the alkaline earth metal hydride and the alkaline earth metal boride. The borohydride thus prepared is doped with a small portion of a metal c... | 10/27/2009 |
| 7608174 | Apparatus and method for electroforming high aspect ratio micro-parts A fixture is disclosed to more easily affix a workpiece in the proper orientation and spacing with sealed electrical interconnection within an electrochemical plating bath. The workpiece can be any planar metallic or non-metallic substrate such as a silicon wafer co... | 10/27/2009 |
| 7602307 | Portable modular detection system Disclosed herein are portable and modular detection devices and systems for detecting electromagnetic radiation, such as fluorescence, from an analyte which comprises at least one optical element removably attached to at least one alignment rail. Also disclosed are ... | 10/13/2009 |
| 7595349 | Thermally cleavable surfactants Two new surfactant molecules are reported which contain thermally labile Diels-Alder adducts connecting the polar and non-polar sections of each molecule. The two surfactants possess identical non-polar dodecyl tail segments but exhibit different polar headgroups. T... | 09/29/2009 |
| 7560028 | Complex admixtures of clathrate hydrates in a water desalination method Disclosed is a method that achieves water desalination by utilizing and optimizing clathrate hydrate phenomena. Clathrate hydrates are crystalline compounds of gas and water that desalinate water by excluding salt molecules during crystallization. Contacting a hydra... | 07/14/2009 |
| 7556945 | Method for converting sucrose to β-D-glucose Disclosed is an apparatus and method for continuously converting sucrose to β-D-glucose. The method comprises a three-stage enzymatic reactor in which an aqueous solution of sucrose is first converted into a solution of fructose and α-D-glucose by passing it throu... | 07/07/2009 |
| 7553455 | Micromanifold assembly A micromanifold for connecting external capillaries to the inlet and/or outlet ports of a microfluidic device can employ a ferrule/capillary assembly that includes: (a) a ferrule comprising an elongated member and having a bore traversing from a proximal end to a di... | 06/30/2009 |
