Patents and Patent Applications from University of Minnesota


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US20120130232 Illustrating a Three-Dimensional Nature of a Data Set on a Two-Dimensional Display  
A volume of a patient can be mapped with a system operable to identify a plurality of locations and save a plurality of locations of a mapping instrument. The mapping instrument can include one or...
8185192 Correcting for distortion in a tracking system  
A volume of a patient can be mapped with a system operable to identify a plurality of locations and save a plurality of locations of a mapping instrument. The mapping instrument can include one or...
8181505 Measurement system for the multidimensional aerosol characterization  
A method is proposed for characterizing a totality of particles. The method can be used in particular for characterizing microparticular or nanoparticular aerosols. The method comprises the...
8169179 Open-ended control circuit for electrical apparatus  
An AC machine control system for an AC machine (motor, generator, transformer, etc.) having open-ended windings, the control system comprising a drive circuit configured to transfer AC power...
8168754 Modified vitamin K-dependent polypeptides  
The invention provides vitamin K-dependent polypeptides with enhanced membrane binding affinity. These polypeptides can be used to modulate clot formation in mammals. Methods of modulating clot...
US20120094299 NUCLEOTIDE REPEAT EXPANSION-ASSOCIATED POLYPEPTIDES AND USES THEREOF  
Isolated polypeptides that are endogenously expressed from nucleotide repeat expansions are disclosed. In some cases, the polypeptides include polypeptide repeats. In some cases, the polypeptide...
8155375 Video watermarking using temporal analysis  
Methods of embedding and detecting watermarks in video use temporal analysis to compute temporal components of video from which the watermarks are embedded and detected. Temporal analysis, such as...
8149961 Ranging in multi-band communication systems  
System and methods include transmitting the same signal in all sub-bands in different time intervals and processing the corresponding received signals to achieve a time resolution proportional to...
8148074 IRF-5 haplotypes in systemic lupus erythematosus  
Methods and materials involved in diagnosing SLE are provided herein. The methods and materials can be used to diagnose SLE and/or assess a mammal's susceptibility to develop SLE, based on the...
8137588 Nanoscale phosphor particles with high quantum efficiency and method for synthesizing the same  
Described herein are batches of nanoscale phosphor particles having an average particle size of less than about 200 nm and an average internal quantum efficiency of at least 40%. The batches of...
US20120064047 Use of Multipotent Adult Stem Cells in Treatment of Myocardial Infarction and Congestive Heart Failure  
The invention provides isolated stem cells of non-embryonic origin that can be maintained in culture in the undifferentiated state or differentiated to form cells of multiple tissue types. Also...
8134864 Exchange-assisted spin transfer torque switching  
In general, the invention is directed to techniques for reducing the amount of switching current that is utilized within a magnetic storage (e.g., MRAM) device. An example apparatus includes a...
8131356 Impedance monitoring for detecting pulmonary edema and thoracic congestion  
An implantable medical device includes a housing for the implantable device that is sized for implantation in a chest region of a patient and includes a housing electrode. A left ventricular lead...
8131007 Watermarking using multiple watermarks and keys, including keys dependent on the host signal  
A method of embedding a watermarking in a host signal computes a first watermark depending on a particular party and computes a second watermark depending on the host signal. The method embeds the...
8128856 Release surfaces, particularly for use in nanoimprint lithography  
A method to forming a pattern on a surface of a substrate, including the steps of providing a mold having a molding surface comprised of one or more protruding features and one or more recessed...
US20120052298 Agglomerated stover for use as a liquid absorbent  
This disclosure describes a method and apparatus for agglomerating stover to produce a liquid absorbing particle. The method comprises providing stover particles coated with a first binder...
US20120041345 SENSING TISSUE PROPERTIES  
Some embodiments of a tissue sensor may include a micro-fabricated structure that can be coupled to a medical instrument, such as a probe, an endoscopic tool, or another minimally invasive...
US20120041073 STABILIZED MUTANT OPSIN PROTEINS  
Methods and compositions for stabilizing opsin protein in a vertebrate visual system are provided by administration of opsin-binding synthetic retinoids.
8116564 Crowd counting and monitoring  
This document discusses, among other things, methods and systems for determining the number of members in a group as well as changes over a period of time. Using an image of the scene, an overlap...
US20120031851 STORM DRAIN BAFFLE TO DECREASE SEDIMENT WASHOUT  
Some examples includes a flow-through stormwater sump having a bottom and defining an inlet opening, an outlet opening and a top access opening, an inlet conduit coupled to the flow-through...
8111770 High-bandwidth over-the-air signal processing  
An electronic MIMO-OFDM carrier frequency recovery method is disclosed. The method includes receiving a wirelessly propagated time-domain signal observation, estimating a data-channel vector from a...
8110390 PRRS viruses, infectious clones, mutants thereof, and methods of use  
The present invention provides isolated infectious polynucleotides, such as infectious clones, having a nucleotide sequence with identity to PRRS viruses such as VR-2332, Lelystad, or others, and...
8108759 Error detection and correction using error pattern correcting codes  
In general, the disclosure describes techniques for detecting and correcting single or multiple occurrences of data error patterns. This disclosure discusses the generation and application of...
US20120023050 CLASSIFYING AN ITEM TO ONE OF A PLURALITY OF GROUPS  
A method of classifying an item to one of a plurality of groups includes providing a plurality of predictors associated with the item. For each predictor, the item is assigned to one of the groups....
8101382 Modified vitamin K-dependent polypeptides  
The invention provides vitamin K-dependent polypeptides with enhanced membrane binding affinity. These polypeptides can be used to modulate clot formation in mammals. Methods of modulating clot...
US20120014917 METHODS OF TREATING HIV PATIENTS WITH ANTI-FIBROTICS  
The invention relates to methods of treating patients infected with human immunodeficiency virus (HIV) with a therapeutic that has anti-fibrotic effects, for example, pirfenidone and analogs thereof.
8098707 Ultra wideband receiver  
An ultra-wideband (UWB) receiver utilizing an Xn(n>1) device as a signal detector for short pulse(s), impulse(s) or ultra-wideband signal(s). The transmitted signal comes to antenna and passes...
8098637 Load balancing in wireless local area networks  
Systems and methods perform load balancing in a wireless network. In particular, one aspect of the systems and methods is the use of weighted mean end-to-end delay across the entire WLAN that is...
8095207 Implantable medical device with inter-atrial block monitoring  
An implantable medical device includes a voltage measurement circuit to measure a potential difference between implanted electrodes in a thorax of a living being, the potential difference resulting...
US20120001429 CARBON DIOXIDE-BASED GEOTHERMAL ENERGY GENERATION SYSTEMS AND METHODS RELATED THERETO  
Novel carbon dioxide-based geothermal energy generation systems, i.e., carbon plume geothermal (CPG) systems, and methods are provided. With the novel systems and methods described herein,...
8090142 Embedding data in and detecting embedded data from video objects  
Methods for embedding data, such as digital watermarks, in video objects segmented from video frames. Watermarks are embedded such that they move with the object in the video frames. Interframe...
8089522 Spatial-temporal multi-resolution image sensor with adaptive frame rates for tracking movement in a region of interest  
A sensor includes an array of pixels to capture an image, the array of pixels arranged as a plurality of pixel groups, each of the pixel groups having a two or more pixels coupled to a shared...
8084594 H2N3 influenza A viruses and methods of use  
The present invention provides influenza A viruses that include a hemagglutinin subtype H2, a neuraminidase subtype N3, or the combination thereof. Included in the present invention are H2...
8083751 Scleral depressor  
A remotely controllable system and method for positioning and operating a scleral depressor. A track is positioned to encircle at least a portion of the eye. One or more independent thrusters, or...
US20110312057 LIPASE-CONTAINING POLYMERIC COATINGS FOR THE FACILITATED REMOVAL OF FINGERPRINTS  
A substrate or coating is provided that includes a lipase with enzymatic activity toward a component of a fingerprint. Also provided is a process for facilitating the removal of fingerprints is...
US20110306575 MEDICAL AND NUTRITIONAL APPLICATIONS OF HIGHLY REFINED CELLULOSE  
The present invention provides a method for using processed-cellulose. Preferably, the processed cellulose is a highly refined cellulose (HRC). The HRC is useful in a number of medical and...
US20110305763 LANTIBIOTICS AND USES THEREOF  
The present invention provides isolated lantibiotics that inhibit. Gram negative and Gram positive microbes. The antibiotic includes an amino acid sequence, wherein the amino acid sequence of the...
US20110303997 MAGNETIC TUNNEL JUNCTION DEVICE  
A magnetic tunnel junction device comprises a fixed magnetic layer having a first side and a second side, the fixed magnetic layer having a magnetic anisotropy that is out of the film plane of the...
8075881 Use of multipotent adult stem cells in treatment of myocardial infarction and congestive heart failure  
The invention provides isolated stem cells of non-embryonic origin that can be maintained in culture in the undifferentiated state or differentiated to form cells of multiple tissue types. Also...
US20110297354 SYSTEM AND METHOD THAT DISSIPATE HEAT FROM AN ELECTRONIC DEVICE  
The electronic system includes an electronic device and a liquid holding section that is thermally coupled to the electronic device. The electronic system further includes an impermeable section...
8072214 Method for magnetic resonance imaging using sequential excitation and refocusing  
A method of magnetic resonance imaging based on rapid acquisition by sequential excitation and refocusing is provided. The method comprises turning on a first time-encoding gradient and applying an...
US20110294960 POLYLACTIDE COPOLYMERS  
A polylactide copolymer comprises a graft copolymer of a hydrophobic backbone polymer having a plurality of pendant hydroxyl groups and lactide. In one example, a polylactide includes a graft...
8067936 Frequency swept excitation for magnetic resonance  
A method of magnetic resonance is provided that uses a frequency swept excitation wherein the acquired signal is a time domain signal is provided. In one embodiment, the method comprises, applying...
US20110288398 SHORT TE 3D RADIAL SAMPLING SEQUENCE FOR MRI  
A method for magnetic resonance imaging includes providing a radio frequency excitation pulse to a specimen. The pulse has a duration. The method includes, concurrent with providing the radio...
8064528 Estimating frequency-offsets and multi-antenna channels in MIMO OFDM systems  
Techniques are described for carrier frequency offset (CFO) and channel estimation of orthogonal frequency division multiplexing (OFDM) transmissions over multiple-input multiple-output (MIMO)...
US20110269810 SELECTIVE INHIBITORS OF C-JUN N-TERMINAL KINASE  
Compositions and methods for treating, preventing, or ameliorating one or more symptoms, disorders, or conditions associated with particular c-Jun N-terminal kinase(s) (JNKs) activity are provided....
US20110268752 Inducible Regulatory T-Cell Generation for Hematopoietic Transplants  
The present invention provides methods and compositions for converting non-Tregs into Tregs. The converted Tregs are referred to as inducible Tregs (iTregs). The iTregs are useful for preventing,...
8048990 Modified vitamin K-dependent polypeptides  
The invention provides vitamin K-dependent polypeptides with enhanced membrane binding affinity. These polypeptides can be used to modulate clot formation in mammals. Methods of modulating clot...
US20110251227 ANALGESIC AGENTS  
The invention provides a compound of formula (I) or a salt thereof, as well as compositions comprising such compounds. The compounds and compositions are useful as analgesics.
US20110243901 Compositions and Methods for the Treatment of Lysosomal Storage Disorders  
The present invention relates to methods for providing lysosomal enzymes to a subject by administering stem cells, preferably Multipotent Adult Progenitor Cells (MAPCs). The invention further...