Measurement data management with combined file database and relational database
Granted: September 23, 2014
Patent Number:
8843437
A device for managing a plurality of measurement data, each measurement data representing a value of a physical parameter, the device comprising a file database adapted for storing the plurality of measurement data in the form of data files each of which being assigned to a specific measurement, a relational database adapted for storing at least a part of the plurality of measurement data in the form of relational data being structured in accordance with individual measurement parameters…
Multi-capillary column and high-capacity ionization interface for GC-MS
Granted: September 23, 2014
Patent Number:
8841611
A gas chromatograph-mass spectrometer (GC-MS) system includes a multi-capillary GC column coupled to a mass analyzer through an ionization interface. The ionization interface includes an ionization device and an ion guide configured for receiving a high-capacity gas-sample flow from the GC column and transmitting a compressed ion beam to the mass analyzer. The ion beam may be converging.
Inorganic/organic hybrid totally porous metal oxide particles, methods for making them and separation devices using them
Granted: September 9, 2014
Patent Number:
8828904
The present invention is a process for making an inorganic/organic hybrid totally porous spherical silica particles by self assembly of surfactants that serve as organic templates via pseudomorphic transformation.
Dynamic creation of trend graph
Granted: August 26, 2014
Patent Number:
8818119
A method of generating a trend graph comprises storing a stream of data elements in a buffer having a storage capacity corresponding to a first number of data elements, compressing the stored data elements to fit within a display having a size corresponding to a second number of data elements smaller than the first number of data elements, detecting an event, and as a consequence detecting the event, compressing the stored data elements to occupy a reduced portion of the buffer.
Use of DNAzymes for analysis of an RNA sample
Granted: August 26, 2014
Patent Number:
8815782
Provided herein is method comprising: contacting an initial RNA sample containing a population of different RNA molecules with a divalent cation and a set of DNAzymes that are designed to cleave multiple target RNAs in the initial sample, thereby producing a product RNA sample that comprises: a) uncleaved RNA molecules and b) cleaved RNA fragments that contain a 2?,3?-cyclic-phosphate and a 5? hydroxyl as the result of DNAzyme cleavage.
Apparatus and method for holding a contact lens during in vitro testing
Granted: August 26, 2014
Patent Number:
8815182
An apparatus for holding a contact lens during in vitro testing includes a first support member, a second support member, an alignment rod, and a cage member. The first support member includes a first end cap and a body portion. The body portion includes grooves formed in a lateral surface extending from the first end cap. The alignment rod is configured for interconnecting the body portion and a second end cap of the second support member. The cage member is positionable about the body…
Device for displaying a waveform with variable persistence and method of providing the same
Granted: August 19, 2014
Patent Number:
8810608
A device includes a memory storing a persistence bit for each of a plurality of pixels of a display device, the persistence bit having a first value when a corresponding pixel should be illuminated for displaying a persistent image, and having a second value when the corresponding pixel should not be illuminated for the persistent image; a pseudorandom pixel value generator which during each video frame receives a seed value and generates pseudorandom pixel values for the plurality of…
Time of flight mass spectrometer
Granted: August 12, 2014
Patent Number:
8803083
A method of determining the mass-to-charge ratios of ions in a sample is disclosed. The method includes determining a data acquisition time, where the data acquisition time is a predetermined fraction of the greatest time of flight. The method also includes providing ions from a continuous beam of a sample to a time-of-flight mass analyzer at pulse intervals having a duration equal to the predetermined fraction of the greatest flight time. The method also includes measuring a peak width…
Immunoassay assembly and methods of use
Granted: August 12, 2014
Patent Number:
8802026
The present invention relates to an improved system for efficiently and accurately performing immunoassays, such as ELISAs. The invention provides an immunoassay assembly which includes a flow-through unit and an aspiration pump. The immunoassay flow-through unit includes an outer seal; at least one bed support; an inner seal; and a packed non-porous bed. The unit is releasably attached to an aspiration pump which enables the controlled flow rate of liquid passing through the packed bed…
Vibration damper for vacuum pumps
Granted: August 5, 2014
Patent Number:
8794678
In a vibration damper of a turbomolecular vacuum pump, a vacuum tightness function and a vibration damping function are both performed by one or more toroidal rings made of an elastic material. The elastic rings assume a resting configuration while the vacuum pump is not operating and the damper is at atmospheric pressure, and they assume a compressed configuration while the vacuum pump is operating and the damper is under vacuum conditions. In the compressed configuration, the elastic…
Transformer correction circuit and technique for reducing cross-talk current
Granted: July 29, 2014
Patent Number:
8791687
An apparatus and technique that reduces induced cross-talk current between transformer windings. The apparatus includes a transformer having a first secondary winding that provides a first voltage relative to earth ground, a second secondary winding that provides a second voltage relative to floating ground, and a shield disposed between the first and second secondary windings. A correction circuit connected to the first secondary winding is configured to generate a correction voltage.…
Apparatus and methods for microfluidic applications
Granted: July 29, 2014
Patent Number:
8790595
Non-rigid tape apparatus and fabrication methods for microfluidic processing applications such as gel electrophoresis are provided, where microfluidic processing is performed on selected areas. Parts of the tape are formed by high pressure plastic film forming. Membranes and other structures are self sealing during and after penetration by pipettes and electrical probes. Rigid exoskeleton elements protect the non-rigid parts during processing and facilitate transport of the tape.
Electronic system subject to memory overflow condition
Granted: July 22, 2014
Patent Number:
8788727
A method of operating an electronic system comprises storing information corresponding to an input data stream in a first memory having a first operating rate, detecting an overflow condition of the first memory, generating overflow information in response to the detection of the overflow condition, storing the overflow information in a second memory having a second operating rate slower than the first operating rate, transferring the overflow information from the detector to a third…
System and method for dissipating energy on the primary side of a bi-directional switching power supply
Granted: July 22, 2014
Patent Number:
8787047
A system for dissipating energy in a power supply includes a bidirectional switching power output stage coupled to a primary power supply side and a secondary power supply side, the bi-directional switching power output stage configured to provide a positive voltage and a positive current, the bi-directional switching power output stage also configured to provide a positive voltage and to receive a current. The system for dissipating energy in a power supply also includes a current…
Fluid conduits with molded plastic part
Granted: July 15, 2014
Patent Number:
8778238
A method of providing a conduit (5, 7, 49, 51 93, 129, 131, 151, 231, 233, 259) adapted for conducting a medium, with a functional element. The functional element is adapted for at least one of: coupling, connecting, sealing, fixing, adjusting, aligning, receiving, protecting, and positioning the conduit. A part, comprising a plastic material, is plastified and molded within a forming tool for shaping the form of the functional element and for attaching the functional element to the…
Waveguide-based apparatus for exciting and sustaining a plasma
Granted: July 8, 2014
Patent Number:
8773225
An apparatus includes: an electromagnetic waveguide and an iris structure providing an iris in the electromagnetic waveguide. The iris structure defines an iris hole. The apparatus further includes an electric field rotation arrangement configured to establish a 2N-pole electric field around a circumference of the iris hole, wherein N is an integer which is at least two. The electric field rotation arrangement may include at least four iris slots, each in communication with the iris…
Compositions and methods utilizing DNA polymerases
Granted: July 8, 2014
Patent Number:
8772006
The invention features a novel isolated Family B DNA polymerase, a Thermococcus polymerase JDF-3, and mutant recombinant forms thereof. Mutant polymerases of the invention are deficient in 3? to 5? exonuclease activity and/or exhibit reduced discrimination against non-conventional nucleotides relative to the wild-type form of the polymerase.
Method and system of synchronizing data to reference time signal with data resampling
Granted: July 1, 2014
Patent Number:
8767898
A device receives a data signal and a reference timing signal provided from a first clock. The device includes a sample clock that operates independently from the first clock, wherein the sample clock outputs a sample clock signal that is asynchronous with the reference timing signal; a sampler for sampling a data signal in accordance with the sample clock signal and outputting a sampled data signal; and a resampler for resampling the sampled data signal according to a resampling ratio…
Atomic force microscope system using selective active damping
Granted: July 1, 2014
Patent Number:
8769710
An atomic force microscope (AFM) system comprises a cantilever arm attached to a probe tip. The system controls a height of the cantilever arm to press the probe tip against a sample and then separate the probe tip from the sample, to detect a disturbance of the cantilever arm after the separation of the probe tip from the surface, and to engage active damping of the cantilever arm to suppress the disturbance.
Device recognition engine
Granted: July 1, 2014
Patent Number:
8769460
A method of operating a data processing system to extract instances of devices contained in a description of an integrated circuit and data processing systems implementing that method are disclosed. A device instance database includes a plurality of instances of devices contained in the integrated circuit, each device instance identifying corresponding structures in the integrated circuit that are part of the device instance. A device type definition library is used to search for…
