U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5687752

Dining Table Having Integral Dishwasher

A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 356/481 - Refraction indexing


Subclass of Class 356 - Optics: measuring and testing
Definition: Fiber or waveguide interferometer wherein a change in
No. of patents: 98
Last issue date: 08/31/2010


1      
NumberTitleIssue Date
7787129Method and apparatus for measurement of optical properties in tissue
A method of analyzing tissue includes inserting a radiation source into tissue, impinging radiation upon the tissue, obtaining a sample signal of the radiation that impinges upon the tissue, and determining a refractive index of the tissue from the sample signal. Th...
08/31/2010
7612887Micro resonator sensor
A micro resonator sensor includes a main waveguide, a resonance waveguide and optical path changing means. Optical path changing means are installed at apex regions contacting with adjacent optical waveguides forming the resonance waveguide and reflect at least a pa...
11/03/2009
7428055Interferometer-based real time early fouling detection system and method
A interferometer-based fouling detection system and method are described. The system may include a fiber optic cable, a light source in communication with the fiber optic cable, at least one photo detector in communication with the fiber optic cable, and at least on...
09/23/2008
7371562Guided mode resonant filter biosensor using a linear grating surface structure
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ...
05/13/2008
7365855Optical sensing devices with SPR sensors based on differential phase interrogation and measuring method using the same
Disclosed is an optical sensing device, which comprises a light source emitting a light; a beam splitter; an SPR sensor unit comprising a sensing surface; and a detecting mechanism; and a converting unit converting the first beam and the second beam from the optical...
04/29/2008
7339680Temperature-stabilized sensor coil and current sensor
The fiber-optic sensor head (2) for a current or magnetic field sensor comprises an optical fiber which contains a magnetooptically active sensor fiber (3) and at least one polarization-maintaining supply fiber (5), which are optically connected...
03/04/2008
7333211Method for determining a qualitative characteristic of an interferometric component
The present invention relates to a method for determining a qualitative characteristic of an interferometric component (eg a planar waveguide structure) or a process for determining a qualitative characteristic of a stimulus of interest to which the interferometric ...
02/19/2008
7327454Method and apparatus for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light...
02/05/2008
7312090Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor
Methods are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also relates to optical devices. ...
12/25/2007
7300803Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor
Methods are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also relates to optical devices. ...
11/27/2007
7301628Method and apparatus for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light...
11/27/2007
7295294Optical waveguide sensor and measuring apparatus using said optical waveguide sensor, and measuring method using a sensor
A first core layer and a second core layer, serving as optical waveguides, whose refractive indexes are greater than that of a substrate are placed on the surface of the substrate that functions as a cladding layer. An interval between the first core layer and the s...
11/13/2007
7292336Method and instrument for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An instrument system for detecting a biochemical interaction on a biosensor. The system includes an array of...
11/06/2007
7292742Waveguides for performing enzymatic reactions
The present invention is directed to a method and an apparatus for analysis of an analyte. The method involves providing a zero-mode waveguide which includes a cladding surrounding a core where the cladding is configured to preclude propagation of electromagnetic en...
11/06/2007
7289221Mach Zehnder photonic crystal sensors and methods
A sensor apparatus includes a photonic crystal structure including a Mach Zehnder interferometer with a reference arm and a sensor arm configured to provide an evanescent field through a sensed medium region adjacent to the sensor arm. ...
10/30/2007
7267797Nanofabricated photon tunneling based sensor
A system and method for detecting changes in the refractive index of a fluid in a small test volume. A change in the refractive index can indicate a change in the chemical composition of the fluid. The test volume has a depth comparable to or less than the wavelengt...
09/11/2007
7264973Label-free methods for performing assays using a colorimetric resonant optical biosensor
The instant invention provides compositions and methods for determining cell interactions that are faster than conventional methods and that require the use of fewer reagents than conventional methods. ...
09/04/2007
7242480Low coherence interferometry for detecting and characterizing plaques
A method for determining a characteristic of tissue in a biological sample comprising: directing light at the biological sample at a first depth and receiving that light reflected from the biological; directing the light at a reflecting device and receiving that lig...
07/10/2007
72337251×N fanout waveguide photodetector
A 1×N fanout waveguide detector is disclosed. The detector includes a multiple-mode interference (MMI) cavity with input and output ends. A single-mode waveguide is optically coupled to the input end of the MMI cavity so that the optical power in the guided mode is...
06/19/2007
7221456Surface plasmon resonance sensor
A surface plasmon resonance sensor comprises a prism having parallel surfaces, a light source provided on one surface of the prism, a detecting means provided on the same surface where the light source is provided, a metal thin film provided on the other surface of ...
05/22/2007
7217574Method and apparatus for biosensor spectral shift detection
Performing high-resolution determination of the relative shift of the spectral properties of a biosensor. The shift in the resonance peak of the biosensor is indicative of the amount of material bound to the surface of the biosensor. A preferred biosensor is a Guide...
05/15/2007
7202076Label-free high-throughput optical technique for detecting biomolecular interactions
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ...
04/10/2007
7186567Device and method for detection and identification of biological agents
A method of sensing an environmental agent, comprising obtaining a sample from the environment and transferring the sample into the working fluid for dispensation to a detection module. The sample and working fluid mixture is filtered through a porous polymer Bragg ...
03/06/2007
7175980Method of making a plastic colorimetric resonant biosensor device with liquid handling capabilities
Methods of producing liquid handling biosensor devices are provided. The liquid handling biosensor devices allow detection of biomolecular interactions in liquid. The use of labels is not required and the methods can be performed in a high-throughput manner. ...
02/13/2007
7173706Apparatus and method for gas sensing
An apparatus for remote gas sensing comprising a light source, a photodetector, a gas cell containing gas or a zone through which the gas passes and through which light from the light source passes and is reflected back to the photodetector, wherein the light source...
02/06/2007
7170599Method and instrument for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An instrument system for detecting a biochemical interaction on a biosensor. The system includes an array of...
01/30/2007
7158230Method and apparatus for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light...
01/02/2007
7153702Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor
Methods are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also relates to optical devices. ...
12/26/2006
7148964Method and apparatus for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light...
12/12/2006
7145660Micro-resonator based optical sensor
An optical sensor system for providing an output signal in response to a sensed parameter is disclosed. The sensor system comprises an optical signal source generating an input signal, a sensing element in optical communication with the optical signal source and a d...
12/05/2006
7142296Method and apparatus for detecting biomolecular interactions
Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light...
11/28/2006
7118710Label-free high-throughput optical technique for detecting biomolecular interactions
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ...
10/10/2006
7108971Reversible binding of molecules to metal substrates through affinity interactions
This invention is related to methods for the immobilization of labeled ligands on solid surfaces using soft metal-soft base bonding. The ligand-binding solid surface comprises a soft metal solid support and a heterobifunctional spacer chemi- or physisorbed to said s...
09/19/2006
7110119Determining an optical property by using superimposed delayed signals
An optical property of a device under test is determined from a detected DUT response signal, or a signal derived therefrom, whereby the DUT response signal represents a signal response of the DUT in response to a composite signal or a signal derived from said compo...
09/19/2006
7106429Apparatus and method for detecting change of dielectric constant
Disclosed herein is an apparatus and method for detecting a selected material that change an effective dielectric constant of a circular resonator. An example of the apparatus includes an input waveguide, an output waveguide and a circular resonator. The input waveg...
09/12/2006
7101660Method for producing a colorimetric resonant reflection biosensor on rigid surfaces
The invention provides a methods for fabricating colorimetric resonant reflection biosensors. ...
09/05/2006
7094595Label-free high-throughput optical technique for detecting biomolecular interactions
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ...
08/22/2006
7088881Integrated optical switching device
An integrated optical switching device includes a substrate formed with a plurality of optical input waveguides, a plurality of optical output waveguides, and a plurality of optical switching elements for selectively connecting the optical input waveguides to the op...
08/08/2006
7070987Guided mode resonant filter biosensor using a linear grating surface structure
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also provides optical devices useful as narrow band filters. ...
07/04/2006
7062110Sensor device
The present invention relates to a sensor device and method for measuring a property associated with the introduction of or changes in a chemical, biological or physical stimulus in a localized environment, in particular to a sensor device and method for measuring t...
06/13/2006
1      
 
Sign InRegister
Username  
Password   
forgot password?