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Assignee: California Institute of Technology


Location: , Pasadena, CA,
No. of applications: 204

1            
Application No.Application TitleIssue Date
20080304531Integrated broadband quantum cascade laser
A broadband, integrated quantum cascade laser is disclosed, comprising ridge waveguide quantum cascade lasers formed by applying standard semiconductor process techniques to a monolithic structure of alternating layers of claddings and active region layers. The resultin...
12/11/2008
20080304207LOW TEMPERATURE DOUBLE-LAYER CAPACITORS
Double-layer capacitors capable of operating at extremely low temperatures (e.g., as low as −75° C.) are disclosed. Electrolyte solutions combining a base solvent (e.g., acetonitrile) and a cosolvent are employed to lower the melting point of the base electrolyte. Ex...
12/11/2008
20080304044HIGH-RESOLUTION THREE-DIMENSIONAL IMAGING RADAR
A three-dimensional imaging radar operating at high frequency e.g., 670 GHz, is disclosed. The active target illumination inherent in radar solves the problem of low signal power and narrow-band detection by using submillimeter heterodyne mixer receivers. A submillimete...
12/11/2008
20080289710MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
11/27/2008
20080286255TREATMENT FOR EYE DISORDER
The present invention relates to altering the physical and/or chemical properties of at least part of at least one tissue in the eye. In a specific embodiment, it relates to the treatment of any eye disorder, although in particular embodiments the individual has a thick...
11/20/2008
20080281090Microfluidic Chemical Reaction Circuits
New microfluidic devices, useful for carrying out chemical reactions, are provided. The devices are adapted for on-chip solvent exchange, chemical processes requiring multiple chemical reactions, and rapid concentration of reagents....
11/13/2008
20080280583Submillimeter wave heterodyne receiver
In an embodiment, a submillimeter wave heterodyne receiver includes a finline ortho-mode transducer comprising thin tapered metallic fins deposited on a thin dielectric substrate to separate a vertically polarized electromagnetic mode from a horizontally polarized elect...
11/13/2008
20080279954Method of preparing a supramolecular complex containing a therapeutic agent and a multi-dimensional polymer network
A method of preparing a supramolecular complex containing at least one therapeutic agent and a multi-dimensional polymer network is described. A supramolecular complex prepared by a method of the invention is described. A method of treatment by administering a therapeut...
11/13/2008
20080277007MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
11/13/2008
20080277005MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
11/13/2008
20080274493APPARATUS AND METHODS FOR CONDUCTING ASSAYS AND HIGH THROUGHPUT SCREENING
The present invention provides microfluidic devices and methods for using the same. In particular, microfluidic devices of the present invention are useful in conducting a variety of assays and high throughput screening. Microfluidic devices of the present invention inc...
11/06/2008
20080268505Method for creating polynucleotide and polypeptide sequences
The invention provides methods for evolving a polynucleotide toward acquisition of a desired property. Such methods entail incubating a population of parental polynucleotide variants under conditions to generate annealed polynucleotides comprising heteroduplexes. The he...
10/30/2008
20080264863Microfluidic Sieve Valves
Sieve valves for use in micorfluidic device are provided. The valves are useful for impeding the flow of particles, such as chromatography beads or cells, in a microfluidic channel while allowing liquid solution to pass through the valve. The valves find particular use ...
10/30/2008
20080258841Wireless acoustic-electric feed-through for power and signal transmission
An embodiment provides electrical energy from a source on one side of a medium to a load on the other side of the medium, the embodiment including a first piezoelectric to generate acoustic energy in response to electrical energy from the source, and a second piezoelect...
10/23/2008
20080255439Microfabricated Neural Probes and Methods of Making Same
An embodiment of the invention provides a neural probe (100) containing a plurality of nanoscale recording electrodes. The recording electrodes have a width of 1 micron or less and a distance between adjacent recording electrodes is 10 microns or less. Another em...
10/16/2008
20080245430PLASMON ASSISTED CONTROL OF OPTOFLUIDICS
A method of microfluidic control via localized heating includes providing a microchannel structure with a base region that is partially filled with a volume of liquid being separated from a gas by a liquid-gas interface region. The base region includes one or more physi...
10/09/2008
20080249281Degradable polymers and methods of preparation thereof
The present invention provides polymers which substantially degrade in the presence of one or more triggers, preferably light energy or hydrogen peroxide, but does not substantially degrade in the absence of one or more triggers....
10/09/2008
20080236669MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTMES
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
10/02/2008
20080234217Inhibitor Nucleic Acids
The present invention provides methods and compositions for attenuating expression of a target gene in vivo. In general, the method includes administering RNAi constructs (such as small-interfering RNAs (i.e., siRNAs) that are targeted to particular mRNA sequences, or n...
09/25/2008
20080233744CARBON NANOTUBE SWITCHES FOR MEMORY, RF COMMUNICATIONS AND SENSING APPLICATIONS, AND METHODS OF MAKING THE SAME
Switches having an in situ grown carbon nanotube as an element thereof, and methods of fabricating such switches. A carbon nanotube is grown in situ in mechanical connection with a conductive substrate, such as a heavily doped silicon wafer or an SOI wafer. The carbon n...
09/25/2008
20080228242METHOD AND SYSTEM FOR TRAINING A VISUAL PROSTHESIS
A method for training a visual prosthesis includes presenting a non-visual reference stimulus corresponding to a reference image to a visual prosthesis patient. Training data sets are generated by presenting a series of stimulation patterns to the patient through the vi...
09/18/2008
20080220216MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
09/11/2008
20080214488TRIGGERED RNAi
The present application relates to methods and compositions for triggering RNAi. Triggered RNAi is highly versatile because the silencing targets are independent of the detection targets. In some embodiments, a method of silencing a target gene is provided. The method c...
09/04/2008
20080211061Method For the Fabrication of GaAs/Si and Related Wafer Bonded Virtual Substrates
A method of making a virtual substrate includes providing a device substrate of a first material containing a device layer of a second material different from the first material located over a first side of the device substrate, implanting ions into the device substrate...
09/04/2008
20080210321MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
09/04/2008
20080210320MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
09/04/2008
20080210319MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
09/04/2008
20080210322MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
09/04/2008
20080206803Metabolic genes and related methods and compositions
Certain aspects of the invention provide nucleic acid constructs that can be used to cause a cell to be dependent on a particular enzymatic activity or on the presence of a particular small molecule. Certain aspects of the invention also provide methods for cloning gene...
08/28/2008
20080206759Gene regulatory networks and methods of interdiction for controlling the differentiation state of a cell
The invention provides a method of modulating a regulatory state of a cell. The method consists of: (a) identifying a point of interdiction within a cis regulatory network specifying a genetic regulatory architecture of a cell, and (b) introducing into a progenitor cell...
08/28/2008
20080190830MICROFLUIDIC SEPARATION DEVICE AND METHOD OF MAKING SAME
A device and method for making a microfluidic separation device. A microfluidic separation device could include a microfluidic column having an inlet, the microfluidic column being configured to hold a first fluid and the microfluidic column including a porous portion, ...
08/14/2008
20080185341Water treatment by dendrimer-enhanced filtration
Described herein are compositions and methods useful for the purification of aqueous fluids using dendritic macromolecules. The process involves using dendritic macromolecules (dendrimers) to bind to or chemically transform solutes, and a filtration step to produce flui...
08/07/2008
20080182273Microfluidic free interface diffusion techniques
A static fluid and a second fluid are placed into contact along a microfluidic free interface and allowed to mix by diffusion without convective flow across the interface. In accordance with one embodiment of the present invention, the fluids are static and initially po...
07/31/2008
20080179514AMBIENT PRESSURE PYROELECTRIC ION SOURCE FOR MASS SPECTROMETRY
A compact, low power ambient pressure pyroelectric ionization source. The source can be constructed using a z-cut lithium niobate or lithium tantalate crystal with an attached resistive heater mounted in front of the atmospheric pressure inlet of an ion trap mass spectr...
07/31/2008
20080177196PROSTHETIC DEVICES AND METHODS AND SYSTEMS RELATED THERETO
The present invention relates to systems and methods for controlling neural prosthetic devices and electrophysiological recording equipment, and for using the same in clinical operation. Various embodiments of the invention are directed to an algorithm for autonomously ...
07/24/2008
20080176211Microfabricated Cell Sorter
The invention provides a microfabricated device for sorting cells based on a desired characteristic, for example, reporter-labeled cells can be sorted by the presence or level of reporter on the cells. The device includes a chip having a substrate into which is microfab...
07/24/2008
20080173833ELECTRICALLY ACTUATED VALVES MADE FROM SHAPE MEMORY ALLOY WIRES EMBEDDED IN ELASTOMER
Microfluidic valves constructed from elastomeric materials as the valve body components and employing shape memory alloy in wire form as the valve actuator. Various configurations of individual valves having both normally open and normally closed states are described. A...
07/24/2008
20080173365MICROFABRICATED ELASTOMERIC VALVE AND PUMP SYSTEMS
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the first e...
07/24/2008
20080168320Codes For Limited Magnitude Asymetric Errors In Flash Memories
Error correction is tailored for the use of an ECC for correcting asymmetric errors with low magnitude in a data device, with minimal modifications to the conventional data device architecture. The technique permits error correction and data recovery to be performed wit...
07/10/2008
20080160609OVEREXPRESSION OF AMINOACYL-tRNA SYNTHETASES FOR EFFICIENT PRODUCTION OF ENGINEERED PROTEINS CONTAINING AMINO ACID ANALOGUES
Methods for producing modified polypeptides containing amino acid analogues are disclosed. The invention further provides purified dihydrofolate reductase polypeptides, produced by the methods of the invention, in which the methionine residues have been replaced with ho...
07/03/2008
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