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| Number | Title | Issue Date |
| 7515010 | Nanoscale relaxation oscillator A nanoscale oscillation device is disclosed, wherein two nanoscale droplets are altered in size by mass transport, then contact each other and merge through surface tension. The device may also comprise a channel having an actuator responsive to mechanical oscillati... | 04/07/2009 |
| 7274769 | Integrated crystal mounting and alignment system for high-throughput biological crystallography A method and apparatus for the transportation, remote and unattended mounting, and visual alignment and monitoring of protein crystals for synchrotron generated x-ray diffraction analysis. The protein samples are maintained at liquid nitrogen temperatures at all tim... | 09/25/2007 |
| 7259018 | Ion mobility analysis of lipoproteins A medical diagnostic method and instrumentation system for analyzing noncovalently bonded agglomerated biological particles is described. The method and system comprises: a method of preparation for the biological particles; an electrospray generator; an alpha parti... | 08/21/2007 |
| 7248969 | Waterflood control system for maximizing total oil recovery A control system and method for determining optimal fluid injection pressure is based upon a model of a growing hydrofracture due to waterflood injection pressure. This model is used to develop a control system optimizing the injection pressure by using a prescribed... | 07/24/2007 |
| 7218104 | Squid detected NMR and MRI at ultralow fields Nuclear magnetic resonance (NMR) signals are detected in microtesla fields. Prepolarization in millitesla fields is followed by detection with an untuned dc superconducting quantum interference device (SQUID) magnetometer. Because the sensitivity of the SQUID is fre... | 05/15/2007 |
| 7207228 | Tracer airflow measurement system (TRAMS) A method and apparatus for measuring fluid flow in a duct is disclosed. The invention uses a novel high velocity tracer injector system, an optional insertable folding mixing fan for homogenizing the tracer within the duct bulk fluid flow, and a perforated hose samp... | 04/24/2007 |
| 7156320 | Method and apparatus for duct sealing using a clog-resistant insertable injector A clog-resistant injector spray nozzle allows relatively unobtrusive insertion through a small access aperture into existing ductwork in occupied buildings for atomized particulate sealing of a ductwork. The spray nozzle comprises an easily cleaned and easily replac... | 01/02/2007 |
| 7148460 | Multi-channel detector readout method and integrated circuit An integrated circuit which provides multi-channel detector readout from a detector array. The circuit receives multiple signals from the elements of a detector array and compares the sampled amplitudes of these signals against a noise-floor threshold and against on... | 12/12/2006 |
| 7139349 | Spherical neutron generator A spherical neutron generator is formed with a small spherical target and a spherical shell RF-driven plasma ion source surrounding the target. A deuterium (or deuterium and tritium) ion plasma is produced by RF excitation in the plasma ion source using an RF antenn... | 11/21/2006 |
| 7136757 | Frequency-dependent processing and interpretation (FDPI) of seismic data for identifying, imaging and monitoring fluid-saturated underground reservoirs A method for identifying, imaging and monitoring dry or fluid-saturated underground reservoirs using seismic waves reflected from target porous or fractured layers is set forth. Seismic imaging the porous or fractured layer occurs by low pass filtering of the window... | 11/14/2006 |
| 7116102 | SQUID detected NMR and MRI at ultralow fields Nuclear magnetic resonance (NMR) signals are detected in microtesla fields. Prepolarization in millitesla fields is followed by detection with an untuned dc superconducting quantum interference device (SQUID) magnetometer. Because the sensitivity of the SQUID is fre... | 10/03/2006 |
| 7084407 | Ion beam extractor with counterbore An extractor system for a plasma ion source has a single (first) electrode with one or more apertures, or a pair of spaced electrodes, a first or plasma forming electrode and a second or extraction electrode, with one or more aligned apertures. The aperture(s) in th... | 08/01/2006 |
| 7082185 | Portable imaging system method and apparatus An operator shielded X-ray imaging system has sufficiently low mass (less than 300 kg) and is compact enough to enable portability by reducing operator shielding requirements to a minimum shielded volume. The resultant shielded volume may require a relatively small ... | 07/25/2006 |
| 7061237 | Remote NMR/MRI detection of laser polarized gases An apparatus and method for remote NMR/MRI spectroscopy having an encoding coil with a sample chamber, a supply of signal carriers, preferably hyperpolarized xenon and a detector allowing the spatial and temporal separation of signal preparation and signal detection... | 06/13/2006 |
| 7053520 | Rotational actuator or motor based on carbon nanotubes A rotational actuator/motor based on rotation of a carbon nanotube is disclosed. The carbon nanotube is provided with a rotor plate attached to an outer wall, which moves relative to an inner wall of the nanotube. After deposit of a nanotube on a silicon chip substr... | 05/30/2006 |
| 7053610 | Squid detected NMR and MRI at ultralow fields Nuclear magnetic resonance (NMR) signals are detected in microtesla fields. Prepolarization in millitesla fields is followed by detection with an untuned dc superconducting quantum interference device (SQUID) magnetometer. Because the sensitivity of the SQUID is fre... | 05/30/2006 |
| 7048872 | Codoped direct-gap semiconductor scintillators Fast, bright inorganic scintillators at room temperature are based on radiative electron-hole recombination in direct-gap semiconductors, e.g. CdS and ZnO. The direct-gap semiconductor is codoped with two different impurity atoms to convert the semiconductor to a fa... | 05/23/2006 |
| 7045642 | Process for preparing a deuterated or tritiated compound A process for labeling organic compounds with deuterium and tritium is described using specific catalysts. ... | 05/16/2006 |
| 7044461 | Method and apparatus for adjustably induced biaxial strain An apparatus comprising a shape memory alloy is configured as a ring shaped sample holder for a transmission electron microscope and imparts uniform biaxial strain on a thin film mounted within. The sample holder responds to a change in temperature by changing the i... | 05/16/2006 |
| 7030981 | Method and apparatus for measuring birefringent particles A method and apparatus for measuring birefringent particles is provided comprising a source lamp, a grating, a first polarizer having a first transmission axis, a sample cell and a second polarizer having a second polarization axis. The second polarizer has a second... | 04/18/2006 |
| 6999880 | Source-independent full waveform inversion of seismic data A set of seismic trace data is collected in an input data set that is first Fourier transformed in its entirety into the frequency domain. A normalized wavefield is obtained for each trace of the input data set in the frequency domain. Normalization is done with res... | 02/14/2006 |
| 6985553 | Ultra-short ion and neutron pulse production An ion source has an extraction system configured to produce ultra-short ion pulses, i.e. pulses with pulse width of about 1 μs or less, and a neutron source based on the ion source produces correspondingly ultra-short neutron pulses. To form a neutron source, a ne... | 01/10/2006 |
| 6975072 | Ion source with external RF antenna A radio frequency (RF) driven plasma ion source has an external RF antenna, i.e. the RF antenna is positioned outside the plasma generating chamber rather than inside. The RF antenna is typically formed of a small diameter metal tube coated with an insulator. An ext... | 12/13/2005 |
| 6974950 | Positive and negative ion beam merging system for neutral beam production The positive and negative ion beam merging system extracts positive and negative ions of the same species and of the same energy from two separate ion sources. The positive and negative ions from both sources pass through a bending magnetic field region between the ... | 12/13/2005 |
| 6957573 | Vadose zone water fluxmeter A Vadose Zone Water Fluxmeter (WFM) or Direct Measurement WFM provides direct measurement of unsaturated water flow in the vadose zone. The fluxmeter is a cylindrical device that fits in a borehole or can be installed near the surface, or in pits, or in pile structu... | 10/25/2005 |
| 6956083 | Single ion conductor cross-linked polymeric networks Single ion conductors comprising polymer electrolytes prepared by grafting a salt compound onto a comb-branch polymer or dendrimer are disclosed having superior properties. ... | 10/18/2005 |
| 6924493 | Ion beam lithography system A maskless plasma-formed ion beam lithography tool provides for patterning of sub-50 nm features on large area flat or curved substrate surfaces. The system is very compact and does not require an accelerator column and electrostatic beam scanning components. The pa... | 08/02/2005 |
| 6923505 | Ergonomically neutral arm support system An ergonomic arm support system maintains a neutral position for the forearm. A mechanical support structure attached to a chair or other mounting structure supports the arms of a sitting or standing person. The system includes moving elements and tensioning element... | 08/02/2005 |
| 6922019 | Microwave ion source A compact microwave ion source has a permanent magnet dipole field, a microwave launcher, and an extractor parallel to the source axis. The dipole field is in the form of a ring. The microwaves are launched from the middle of the dipole ring using a coaxial waveguid... | 07/26/2005 |
| 6918698 | Integrated crystal mounting and alignment system for high-throughput biological crystallography A method and apparatus for the transportation, remote and unattended mounting, and visual alignment and monitoring of protein crystals for synchrotron generated x-ray diffraction analysis. The protein samples are maintained at liquid nitrogen temperatures at all tim... | 07/19/2005 |
| 6907097 | Cylindrical neutron generator A cylindrical neutron generator is formed with a coaxial RF-driven plasma ion source and target. A deuterium (or deuterium and tritium) plasma is produced by RF excitation in a cylindrical plasma ion generator using an RF antenna. A cylindrical neutron generating ta... | 06/14/2005 |
| 6904366 | Waterflood control system for maximizing total oil recovery A control system and method for determining optimal fluid injection pressure is based upon a model of a growing hydrofracture due to waterflood injection pressure. This model is used to develop a control system optimizing the injection pressure by using a prescribed... | 06/07/2005 |
| 6888146 | Maskless micro-ion-beam reduction lithography system A maskless micro-ion-beam reduction lithography system is a system for projecting patterns onto a resist layer on a wafer with feature size down to below 100 nm. The MMRL system operates without a stencil mask. The patterns are generated by switching beamlets on and... | 05/03/2005 |
| 6885192 | SQUID detected NMR and MRI at ultralow fields Nuclear magnetic resonance (NMR) signals are detected in microtesla fields. Prepolarization in millitesla fields is followed by detection with an untuned de superconducting quantum interference device (SQUID) magnetometer. Because the sensitivity of the SQUID is fre... | 04/26/2005 |
| 6870894 | Compact neutron generator A compact neutron generator has at its outer circumference a toroidal shaped plasma chamber in which a tritium (or other) plasma is generated. A RF antenna is wrapped around the plasma chamber. A plurality of tritium ion beamlets are extracted through spaced extract... | 03/22/2005 |
| 6831575 | Word aligned bitmap compression method, data structure, and apparatus The Word-Aligned Hybrid (WAH) bitmap compression method and data structure is a relatively efficient method for searching and performing logical, counting, and pattern location operations upon large datasets. The technique is comprised of a data structure and method... | 12/14/2004 |
| 6781426 | Nanosecond monolithic CMOS readout cell A pulse shaper is implemented in monolithic CMOS with a delay unit formed of a unity gain buffer. The shaper is formed of a difference amplifier having one input connected directly to an input signal and a second input connected to a delayed input signal through the... | 08/24/2004 |
| 6768120 | Focused electron and ion beam systems An electron beam system is based on a plasma generator in a plasma ion source with an accelerator column. The electrons are extracted from a plasma cathode in a plasma ion source, e.g. a multicusp plasma ion source. The beam can be scanned in both the x and y direct... | 07/27/2004 |
