Patents Examined by Roy M. Punnoose
  • Patent number: 10098588
    Abstract: Disclosed is an operating method of a portable apparatus for noninvasively measuring blood glucose levels, and the method comprising (a) measuring a first signal value according to ambient environmental light and temperature by using at least one light receiving elements when an LED which emits light with wavelengths to be absorbed into or scattered by glucose is switched off; (b) measuring a second signal value according to incident light which is scattered by or transmitted through subject tissue and enters the photodetecting unit when the LED is switched on; (c) calculating a glucose concentration measurement of a subject by using the first signal value and the second signal value; and (d) wherein the quantity of light detected by the photodetecting unit is adjusted by feeding the difference between the glucose concentration measurement and a first reference value back to the photodetecting unit.
    Type: Grant
    Filed: February 12, 2017
    Date of Patent: October 16, 2018
    Inventor: Hoon Kim
  • Patent number: 10101383
    Abstract: A semiconductor device inspection system includes a laser light source for generating light to be irradiated a semiconductor device, an optical sensor for detecting the light reflected by the semiconductor device and outputting the detection signal, a tester unit for applying a operating signal to the semiconductor device, an electricity measurement unit to which the detection signal is input, an electricity measurement unit to which the detection signal and the operating signal are selectively input, and a switching unit having a detection signal terminal and a operating signal terminal. The switching unit inputs the detection signal to the electricity measurement unit by connecting a connection section to the detection signal terminal and inputs the operating signal by connecting the connection section to the operating signal terminal.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: October 16, 2018
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Tomonori Nakamura, Mitsunori Nishizawa
  • Patent number: 10094761
    Abstract: A particle analyzer, comprising a source of a substantially nondiffracting light beam; a flow path configured to produce in a flowcell a ribbon-like core stream having a specific cross-sectional aspect ratio; the flowcell being configured to expose a segment of the core stream to the light beam; a detector configured to receive a signal resulting from an interaction of a particle in the core stream with the light beam; a first sorting actuator connected with the flowcell, downstream of the exposed segment of core stream; a plurality of sorting channels in fluid connection with the flow path and downstream of the first actuator; the actuator having multiple actuation states, each state configured to direct at least one part of the core stream to a corresponding channel; a second sorting actuator connected with the flowcell, opposite the first actuator, and operable in coordination with the first actuator.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: October 9, 2018
    Assignee: Kinetic River Corp.
    Inventor: Giacomo Vacca
  • Patent number: 10088416
    Abstract: A device for non-invasively determining existence of a gas component of interest inside a determination space of a glass unit comprises a laser beam emitting unit comprising a laser source for emitting laser beam towards said measuring space and detecting unit comprising a detector for detecting transmission of said emitted laser beams traveled through said space. The device is configured to measure in a calibration mode locations of at least one reference peak of at least same gas component as to the determined inside the determination space. The emitted laser beam is configured to travel through a calibration space having at least the gas component of interest, and the detecting means is configured essentially to detect or image said beam transmitted through said calibration space.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: October 2, 2018
    Assignee: Oy Sparklike Ab
    Inventors: Kai Niiranen, Miikkael Niemi, Mikko Syrjälahti
  • Patent number: 10082458
    Abstract: An optical measurement device that comprises an apparatus main element including a light emission aperture, a light emission probe element that includes the optical fibers and that transmits light through it, and the other end of the optical fibers being detachably attached relative to the light emission aperture, and a light block element that blocks the light irradiated from the light emission aperture under the condition in which the light emission probe element connected to the apparatus main element is detached from the light emission aperture.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: September 25, 2018
    Assignee: SHIMADZU CORPORATION
    Inventors: Akihiro Ishikawa, Haruhide Udagawa
  • Patent number: 10067054
    Abstract: A glucose sensor comprising an optical energy source having an emitter with an emission pattern; a first polarizer intersecting the emission pattern; a second polarizer spaced a distance from the first polarizer and intersecting the emission pattern, the second polarizer rotated relative to the first polarizer by a first rotational amount ?; a first optical detector intersecting the emission pattern; a second optical detector positioned proximal to the second polarizer, the first polarizer and the second polarizer being positioned between the optical energy source and the second optical detector, the second optical detector intersecting the emission pattern; a compensating circuit coupled to the second optical detector; and a subtractor circuit coupled to the compensating circuit and the first optical detector.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: September 4, 2018
    Assignee: K SCIENCES GP, LLC
    Inventor: Valentin Korman
  • Patent number: 10066989
    Abstract: A system for providing variable wavelength intensity attenuation to said focused beams by application of an aperture-like element that comprises at least two regions of “filter” material, or comprises different materials graded into one another, which different materials that have different responses to different wavelengths, wherein said system is applied to reduce differences in wavelength intensity levels when applied in collimated portions of a beam as a Spectral Angle Adjustor (SAA) or to preserve information in a beam while changing said beam effective diameter as a Spectral Aperture Stop (SAS); or to affect a Spectral Field Stop (SFS) that controls source image size when applied at a convergent/divergent beam focal point as a Spectrally Varying Aperture, (SVA) the end result depending on where in a beam it is applied.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: September 4, 2018
    Assignee: J.A. WOOLLAM CO., INC
    Inventors: Martin M. Liphardt, Ping He
  • Patent number: 10058273
    Abstract: A detection device that includes a light emitting part that outputs coherent light, a first light receiving part that generates the first detection signal according to a light reception level of the coherent light output from the light emitting part and passing through an artery of the measurement site, and a second light receiving part that generates the second detection signal according to the light reception level of the coherent light output from the light emitting part and passing through the artery, wherein the light emitting part, the first light receiving part, and the second light receiving part are provided on a detection surface facing the measurement site and located on a straight line, and are located at an equal distance from the light emitting part on opposite sides to each other with the light emitting part in between.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: August 28, 2018
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Kohei Yamada, Megumi Enari, Akiko Yamada
  • Patent number: 10060724
    Abstract: A method, a computer program product and a measuring system are provided for operating a triangulation laser scanner to identify surface properties of a workpiece. The scanner has a CMOS sensor chip, an imaging optical unit, and a laser line light source configured to generate a laser line on the workpiece in compliance with a Scheimpflug condition. Data generated on the sensor chip is reduced to an amount of data only including actual lateral positions of image points of the laser line and a quality criterion for each of the image points. The quality criterion is a measure of an intensity distribution along a direction transverse to a local direction of extent of the image points of the laser line on the sensor chip and the reduced amount of data is analyzed with respect to the quality criterion regarding a presence of barcode and/or detection code information and/or texture information.
    Type: Grant
    Filed: September 17, 2017
    Date of Patent: August 28, 2018
    Assignee: CARL ZEISS INDUSTRIELLE MESSTECHNIK GMBH
    Inventors: Tobias Held, Daniel Plohmann, Oliver Rettenmaier
  • Patent number: 10060846
    Abstract: Aspects and embodiments of the instant disclosure provide a particle and/or intracellular organelle alignment agent for a particle analyzer used to analyze particles contained in a sample. An exemplary particle and/or intracellular organelle alignment agent includes an aqueous solution, a viscosity modifier, and/or a buffer. Embodiments also encompass systems, compositions, and methods for analyzing a sample containing particles. Parrticles such as blood cells can be categorized and counted by a digital image processor. A digital microscope camera can be directed, for example using certain focusing techniques, into a flowcell defining a symmetrically narrowing flowpath in which the sample stream flows in a ribbon flattened by flow and viscosity parameters between layers of sheath fluid. Blood cell images can be collected and analyzed using dynamic range extension processes and systems.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: August 28, 2018
    Assignee: Iris International, Inc.
    Inventors: Bart J. Wanders, Gregory A. Farrell, Thomas H. Adams, Warren Groner, Xiaodong Zhao, Brett Jordan, Jack Cremins, Carol Quon
  • Patent number: 10054425
    Abstract: Methods and systems for efficient and accurate inspection of tubular goods are disclosed. Inner and outer diameter measurements of a tubular good along the entire length are obtained using laser or other light measurement systems. Discrete sections of a tubular good can be identified. For each section, at least one measurement of an outer diameter of an outside surface of the discrete section, and at least one measurement of an inner diameter of an inside surface of the discrete section are obtained. In addition, a geometric center coordinate for each discrete section of the tubular good is obtained. The measurements defining the outside surface, inside surface, and geometric center in association with the longitudinal position of each discrete section are recorded.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: August 21, 2018
    Assignee: U. S. Steel Tubular Products, Inc.
    Inventor: Peter W. Moore
  • Patent number: 10048063
    Abstract: The invention provides a measuring instrument, which comprises an image pickup unit for acquiring an image of a range including an object to be measured, a distance measuring unit for two-dimensionally scanning a predetermined range in synchronization with an image acquisition and for measuring, an arithmetic control unit and an attitude detecting unit for detecting a tilt angle of the image pickup unit with respect to a horizontality, wherein the arithmetic control unit associates a measurement result and a detection result of the attitude detecting unit with each pixel on a scanning locus corresponding to an acquired image.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: August 14, 2018
    Assignee: TOPCON Corporation
    Inventors: Fumio Ohtomo, Kaoru Kumagai, Tetsuji Anai
  • Patent number: 10048132
    Abstract: Metrology methods and systems are provided, in which the detected image is split at a field plane of the collection path of the metrology system's optical system into at least two pupil plane images. Optical elements such as prisms may be used to split the field plane images, and multiple targets or target cells may be measured simultaneously by spatially splitting the field plane and/or the illumination sources and/or by using two polarization types. The simultaneous capturing of multiple targets or target cells increases the throughput of the disclosed metrology systems.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: August 14, 2018
    Assignee: KLA-Tencor Corporation
    Inventors: Andrew V. Hill, Amnon Manassen, Yuri Paskover, Yuval Lubashevsky
  • Patent number: 10048248
    Abstract: A method for analyzing a biologic fluid sample includes the steps of: a) providing a spatially mapped chamber; b) providing a predetermined repeatable non-uniform spatial distribution of one or more constituents within the sample, which distribution indicates the presence or absence of a statistically significant number of constituents within the sample in each chamber sub-region; c) selecting one or more image techniques for each sub-region based on the presence or absence of the statistically significant number of one or more constituents in that sub-region as indicated by the distribution; d) creating image data representative of the biologic fluid sample in each sub-region, using the one or more image techniques selected for that sub-region; and e) analyzing the sample.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: August 14, 2018
    Assignee: Abbott Point of Care, Inc.
    Inventors: Min Xie, Stephen C. Wardlaw
  • Patent number: 10036628
    Abstract: A measuring device for an optical measuring system, comprising a rigid body which comprises a probe body or a tool and on which a first optical marker is arranged. The measuring device further comprises a holding part for holding the measuring device by hand or for clamping the measuring device in a machine. At least a second optical marker is arranged on the holding part. Still further, the measuring device comprises a spring element which connects the rigid body to the holding part.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: July 31, 2018
    Assignee: CARL ZEISS INDUSTRIELLE MESSTECHNIK GMBH
    Inventors: Tobias Held, Dieter Kaufmann
  • Patent number: 10036624
    Abstract: A system for inspecting a slab of material may include a polarization maintaining single mode optical-fiber, a linearly polarized broadband light-source configured to emit a polarized-light over the optical fiber, a beam-assembly configured to receive the light over the optical fiber and direct the light toward a slab of material; a polarization-rotator for controlling polarization of the light directed to the slab of material from the beam-assembly; a computer-controlled etalon filter configured to receive the light over the optical fiber, filter the light, and direct the light over the optical fiber; and a computer-controlled spectrometer configured to receive the light over the optical fiber after the light has been filtered by the etalon filter and after the light has been reflected from or transmitted through the slab of material and spectrally analyze the light.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: July 31, 2018
    Assignee: APPLEJACK 199 L.P.
    Inventors: Wojciech Jan Walecki, Alexander Pravdivtsev
  • Patent number: 10031069
    Abstract: Methods and apparatus for concentration determination using polarized light. The apparatus includes a first polarized light source having a first light source polarization axis and a second polarized light source having a second light source polarization axis generally perpendicular to the first light source polarization axis. Also, a first polarized light receiver having a first polarized light receiver polarization axis and configured to measure an intensity of light transmitted from the first light receiver polarizer and a second polarized light receiver having a second polarized light receiver polarization axis substantially perpendicular to the first light receiver polarization axis and configured to measure an intensity of light transmitted from the second light receiver polarizer, wherein the first and second light receiver polarization axes are generally +/?45 degrees relative to the first and second light source polarization axes.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: July 24, 2018
    Assignee: DEKA Products Limited Partnership
    Inventors: Jacob W. Scarpaci, Jason M. Sachs, Simon C. Helmore
  • Patent number: 10031063
    Abstract: A particle analysis apparatus and a particle analysis method capable of acquiring detection data with high reliability without performing high frequency superimposition. A particle analysis apparatus to includes: a light irradiation unit that irradiates particles flowing within a flow path with laser light; a light detection unit that detects at least one of fluorescence light or scattered light and a signal processing unit that processes a detection signal of at least one of the fluorescence or the scattered the light irradiation unit including at least a light source that generates laser, and a laser light detector that detects part of laser light emitted from the light source, the signal processing unit correcting the detection signal of the fluorescence or the scattered light or the detection signals of both the fluorescence and the scattered light, based on a detection result and output fluctuations in the laser light detector.
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: July 24, 2018
    Assignee: SONY CORPORATION
    Inventor: Katsutoshi Tahara
  • Patent number: 10024784
    Abstract: A vitreous silica crucible used to pull up silicon single crystal includes: a cylindrical straight body portion, a corner portion formed at a lower end of the straight body portion, and a bottom portion connected with the straight body portion via the corner portion, wherein the vitreous silica crucible further comprises: an opaque outer layer enclosing bubbles therein; and a transparent inner layer from which bubbles are removed, wherein the residual distortion's distribution obtained by measuring the silica glass's inner surface in a non-destructed state has an optical path difference which is 130 nm or less, which residual distortion's distribution is measured using a distortion-measuring apparatus which converts a linearly polarized light into circularly polarized light and then irradiates the crucible's wall.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: July 17, 2018
    Assignee: SUMCO CORPORATION
    Inventors: Toshiaki Sudo, Tadahiro Sato, Ken Kitahara, Eriko Kitahara
  • Patent number: 10024791
    Abstract: A cylindrical optical tomography system includes a light emitting array having a plurality of light emitting elements, a cylindrical sample holding element, and a light sensing array including a plurality of light sensing elements, wherein the light sensing array is configured to sense light emitted from the light emitting array which has passed through the sample holding module.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: July 17, 2018
    Inventor: Lester F. Ludwig