Patents Examined by C. Smith
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Patent number: 11686671Abstract: A concentration measurement device 100 includes a light source 22 for generating incident light to a measurement space 10A, a photodetector 24 for receiving light emitted from the measurement space, and an arithmetic control circuit 26 for calculating a concentration of a measurement fluid on the basis of an output of the photodetector, and the light source includes a first light-emitting element 22a for generating light having a first wavelength, and a second light-emitting element 22b for generating light having a second wavelength, and the concentration measurement device is configured so as to calculate the concentration using either light of the first wavelength or the second wavelength on the basis of the pressure or temperature of the measurement fluid.Type: GrantFiled: October 18, 2019Date of Patent: June 27, 2023Assignee: FUJIKIN INCORPORATEDInventors: Masaaki Nagase, Hidekazu Ishii, Kouji Nishino, Nobukazu Ikeda
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Patent number: 11680907Abstract: Systems and methods for characterizing biological specimens, which may involve identifying a cell type or state corresponding to a disease or health condition of a subject. A biological specimen is subjected to electromagnetic radiation for spectroscopic analysis such as Surface Enhanced Raman Spectroscopy (SERS) to determine the relative abundance of proteins or amino acids in the cells, which is used in a comparison to previously stored relative abundance data of a database to automatically identifies at least one of cell type and/or cell state of the cells (or the disease/health state of the subject with the disease state including the possibility of virus infection, or drug susceptibility of a subject to bacteria or fungus). The method may also be employed with biological entities or cellular structures such as exosomes and even protein or nucleic acid fragments to determine disease states or health states of the subject.Type: GrantFiled: August 26, 2022Date of Patent: June 20, 2023Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ya-Hong Xie, Owen Liang
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Patent number: 11680892Abstract: System for performing chemical spectroscopy on samples from the scale of nanometers to millimeters or more with a multifunctional platform combining analytical and imaging techniques including dual beam photo-thermal spectroscopy with confocal microscopy, Raman spectroscopy, fluorescence detection, various vacuum analytical techniques and/or mass spectrometry. In embodiments described herein, the light beams of a dual-beam system are used for heating and sensing.Type: GrantFiled: May 10, 2021Date of Patent: June 20, 2023Assignee: Photothermal Spectroscopy CorpInventors: Craig Prater, Kevin Kjoller, Roshan Shetty
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Patent number: 11674849Abstract: Methods and systems for determining a radar compatible coating are provided. In one example, the method includes obtaining a reflectance measurement of a target coating to characterize a color of the target coating. One or more candidate formulas are generated to determine color matching to the color of the target coating. A corresponding color and a corresponding radar property for each of the one or more candidate formulations is predicted. A radar compatible coating composition that is the same or substantially similar in appearance to the target coating is generated. Generating the radar compatible coating composition is based at least in part on the corresponding color and the corresponding radar property for one of the one or more candidate formulations.Type: GrantFiled: June 16, 2021Date of Patent: June 13, 2023Assignee: AXALTA COATING SYSTEMS IP CO., LLCInventors: Dominic V. Poerio, Neil R. Murphy
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Patent number: 11662309Abstract: A device for optical detection of analytes in a sample includes at least two optoelectronic components. The optoelectronic components include at least one optical detector configured to receive a photon and at least one optical emitter configured to emit a photon. The at least one optical emitter includes at least three optical emitters disposed in a flat, non-linear arrangement, and the at least one optical detector includes at least three optical detectors disposed in a flat, non-linear arrangement. The at least three optical emitters and the at least three optical detectors include at least three different wavelength characteristics.Type: GrantFiled: August 6, 2021Date of Patent: May 30, 2023Assignee: Opsolution GMBHInventors: Bjoern Magnussen, Claudius Stern, Wolfgang Koecher
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Patent number: 11662304Abstract: A system and related methods include a durable component, an indicator component including an indicator zone comprising at least one colorimetric analyte sensing element, at least one moisture sensor, and a fluid collection reservoir. The durable component contains at least one spectrophotometer, a computing system, and means for electronic communication between the computing system and at least one external device. The indicator component includes at least one colorimetric analyte sensing element and a fluid transport layer in fluid communication with the indicator zone, and it is arranged and configured for attachment to the durable component. In addition, the moisture sensor is arranged and configured to communicate the presence of moisture to initiate a predetermined delay in measuring the concentration of at least one analyte. The fluid collection reservoir is releasable from at least one of the indicator components and the durable component at a predetermined breaking point for clinical analysis.Type: GrantFiled: September 17, 2021Date of Patent: May 30, 2023Assignee: Johnson & Johnson Consumer Inc.Inventor: Alexandru Paunescu
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Patent number: 11662311Abstract: Optical sample characterization facilitates measurement and testing such as transmittance or reflectance at any discrete angle in a full range of angles of light propagation through a coated glass plate having a higher than air index of refraction. A rotatable assembly includes a cylinder having a hollow, and a receptacle including the hollow. The receptacle also contains a fluid having a refractive index matching the refractive index of the cylinder and coated plate. An optical light beam is input normal to the surface of the cylinder, travels through the cylinder, then via the index matching fluid through the coating, the coated glass plate, the fluid, the other side of the cylinder, and is collected for analysis. Due at least in part to the index matching fluid surrounding the coated plate, the plate can be rotated through a full range of angles (±90°, etc.) for full range testing of the coating.Type: GrantFiled: December 7, 2021Date of Patent: May 30, 2023Assignee: LUMUS LTD.Inventors: Chaim Aldaag, Tzofia Lavi, Dror Hermoni, Jonathan Gelberg, Yosef Lavian, Netanel Goldstein, Elad Sharlin, Elad Lavi, Kobi Greenstein, Amir Shapira, Mordechai Gilo, Tsion Eisenfeld
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Patent number: 11656175Abstract: A device may receive information identifying results of a set of spectroscopic measurements of a training set of known samples and a validation set of known samples. The device may generate a classification model based on the information identifying the results of the set of spectroscopic measurements, wherein the classification model includes at least one class relating to a material of interest for a spectroscopic determination, and wherein the classification model includes a no-match class relating to at least one of at least one material that is not of interest or a baseline spectroscopic measurement. The device may receive information identifying a particular result of a particular spectroscopic measurement of an unknown sample. The device may determine whether the unknown sample is included in the no-match class using the classification model. The device may provide output indicating whether the unknown sample is included in the no-match class.Type: GrantFiled: October 16, 2020Date of Patent: May 23, 2023Assignee: VIAVI Solutions Inc.Inventors: Changmeng Hsiung, Christopher G. Pederson, Marc K. Von Gunten, Lan Sun
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Patent number: 11656174Abstract: In some implementations, a device may determine that an unknown sample is an outlier sample by using an aggregated classification model. The device may determine that one or more spectroscopic measurements are not performed accurately based on determining that the unknown sample is the outlier sample. The device may cause one or more actions based on determining the one or more spectroscopic measurements are not performed accurately.Type: GrantFiled: January 20, 2021Date of Patent: May 23, 2023Assignee: VIAVI Solutions Inc.Inventors: Chang Meng Hsiung, Lan Sun
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Patent number: 11650348Abstract: A model can be trained for discriminant analysis for substance classification and/or measuring calibration. One method includes interacting at least one sensor with one or more known substances, each sensor element being configured to detect a characteristic of the one or more known substances, generating an sensor response from each sensor element corresponding to each known substance, wherein each known substance corresponds to a known response stored in a database, and training a neural network to provide a discriminant analysis classification model for an unknown substance, the neural network using each sensor response as inputs and one or more substance types as outputs, and the outputs corresponding to the one or more known substances.Type: GrantFiled: April 28, 2020Date of Patent: May 16, 2023Assignee: Halliburton Energy Services, Inc.Inventors: David Perkins, Dingding Chen, Christopher Michael Jones, Jing Shen
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Patent number: 11650145Abstract: A system and method using remote sensing instrument with hyper spectrum quantitatively measure metal dust elements in lubricating oil, which includes (no limited): Al, Cd, Cr, Cu, Fe, Pb, Mg, Mn, Mo, Ni, Ag, Sn, Ti, V, Zn, B (Boron, for Coolant), Ca (Calcium for water contaminant), and particle size, cone penetration, dropping point, steel mesh oil separation, moisture, PQ concentration, in few seconds. The instrument integrates near-field communication (NFC) Internet of Thing (IoT) Cloud computing, spectral matching and other data processing, and application software forming a system to easily operated and build a model enable self-learning to improve precision through collection accumulation. With the system, the instrument as FIG. 1 can provide comprehensive on-site analysis enable preventive maintenance of mission critical engine and rotating equipment. The characteristics of the system are easy to operate, get result quickly, and self-learning to improve precision.Type: GrantFiled: August 9, 2021Date of Patent: May 16, 2023Assignee: SAFENET INTERNATIONAL LLCInventor: Joseph Y. Fang
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Patent number: 11644304Abstract: A height measurement device includes: a lens system; a lens controller to output a drive signal to the lens system; a continuous illuminator to continuously illuminate a workpiece; an image detector to detect an image of the workpiece; an image calculation unit to calculate an EDOF image on a basis of a detected image; a focal depth adjustment unit to cause an extended focal depth of the EDOF image to be increased or decreased by increasing or decreasing an amplitude of the drive signal; a focus determination unit to determine a focus state of a portion of interest of the workpiece included in the EDOF image; and a height measurement unit to measure an upper limit or a lower limit of the extended focal depth, the upper limit or the lower limit being based on a timing at which the focus state of the portion of interest has changed.Type: GrantFiled: November 30, 2020Date of Patent: May 9, 2023Assignee: MITUTOYO CORPORATIONInventor: Masafumi Yamanaka
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Patent number: 11644410Abstract: The present invention provides systems, devices, and methods for point-of-care and/or distributed testing services. The methods and devices of the invention are directed toward automatic detection of analytes in a bodily fluid. The components of the device can be modified to allow for more flexible and robust use with the disclosed methods for a variety of medical, laboratory, and other applications. The systems, devices, and methods of the present invention can allow for effective use of samples by improved sample preparation and analysis.Type: GrantFiled: December 28, 2020Date of Patent: May 9, 2023Assignee: Labrador Diagnostics LLCInventors: Anthony J. Nugent, Daniel L. Young, Elizabeth A. Holmes, Michael Siegel, Ryan Wistort
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Patent number: 11644540Abstract: An optical scanning device includes: first and second mirrors; an optical waveguide layer disposed between the first and second mirrors; a pair of electrodes sandwiching the optical waveguide layer; and a driving circuit that applies a voltage to the pair of electrodes. The first mirror emits part of light propagating through the optical waveguide layer to the outside. The optical waveguide layer contains a liquid crystal material or an electrooptical material. The alignment direction of the liquid crystal material or the direction of a polarization axis of the electrooptical material is parallel or perpendicular to the direction in which the optical waveguide layer extends. The driving circuit applies the voltage to the pair of electrodes to change the refractive index of the liquid crystal material or the electrooptical material to thereby change the light emission direction.Type: GrantFiled: September 12, 2019Date of Patent: May 9, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Nobuaki Nagao, Yoshikazu Yamaoka, Yasuhisa Inada, Akira Hashiya, Taku Hirasawa
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Patent number: 11635386Abstract: Method for quantifying the micronutrient profile of Moringa oleifera tree leaves (MOLs) using calibration free laser induced breakdown spectroscopy (CF-LIBS).Type: GrantFiled: November 24, 2021Date of Patent: April 25, 2023Assignees: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Imam Abdulrahman Bin Faisal UniversityInventors: Mohammad A. Gondal, Munirah Abdullah Al-Messiere, Firdos Alam Khan, Suriya Rehman, Abdulhadi Baykal, Reem Khalid Al-Dakheel
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Patent number: 11630068Abstract: Embodiments of the present disclosure provide plasmonic structures, methods of making plasmonic structures, and the like.Type: GrantFiled: December 14, 2021Date of Patent: April 18, 2023Assignee: University of Florida Research Foundation, Inc.Inventors: Wei David Wei, Jingjing Qiu
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Patent number: 11624654Abstract: A colorimeter configured to receive central rays and marginal rays, the colorimeter including an image sensor configured for receiving the central rays to produce a first image; a spectrometer configured for receiving the marginal rays to produce a second image; and at least one optical device configured to reflect at least a portion of the marginal rays through a light path to the spectrometer, wherein the first image and the second image are aggregated to produce a total image that is more extensive than the first image.Type: GrantFiled: November 15, 2022Date of Patent: April 11, 2023Assignee: ML Optic Corp.Inventors: Pengfei Wu, Wei Zhou
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Patent number: 11619548Abstract: A hybrid spectral imager apparatus has an imaging head arrangement (IHA), a control and processing unit (CPU), and a display. The IHA includes an optical imager, multiband filtering optics (MBFO), and a sensor arrangement. The optical imager collects and focuses an image of a target scene or object along an imaging path. The multiband optics includes a beam divider for generating at least two replica images of the target image, and a multiband filter (MF) interposed into the imaging path and effecting multi-bandpass filtering in the image replicas. The sensor arrangement has at least one Mosaic filter array (MFA) focal plane array (FPA) sensor onto which the multiband filtered image replicas are focused, and a focal plane array masked, in a pixelized manner, with at least three wide-band primary color-type filters, with each primary color-type response separating and capturing one single-band.Type: GrantFiled: April 27, 2021Date of Patent: April 4, 2023Assignee: QCELL PCInventor: Konstantinos Balas
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Patent number: 11617232Abstract: An emitter structure includes a substrate with a membrane arrangement. The membrane arrangement includes at least one first membrane, a first heating path and a second heating path in different substrate planes. The first heating path and the second heating path are positioned with respect to one another such that a projection of the first heating path and a projection of the second heating path onto a common plane lie at least partly next to one another in the common plane.Type: GrantFiled: August 3, 2022Date of Patent: March 28, 2023Assignee: Infineon Technologies AGInventors: David Tumpold, Sebastian Anzinger, Christoph Glacer
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Patent number: 11614617Abstract: A method for designing a freeform concave grating imaging spectrometer includes selecting a series of light rays incident from different positions of a slit as characteristic light rays. The coordinates and normal directions of characteristic data points at intersections of the characteristic light rays and a surface of a freeform concave grating are calculated. A freeform surface shape of the freeform concave grating is obtained by fitting, so that an initial structure is obtained. Then the initial structure is optimized.Type: GrantFiled: April 20, 2021Date of Patent: March 28, 2023Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Ben-Qi Zhang, Jun Zhu, Yi-Lin Tan, Guo-Fan Jin, Shou-Shan Fan