Patents by Inventor ZEESHAN AHMED

ZEESHAN AHMED has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240133746
    Abstract: A photonic thermometer module assembly includes: a sheath; a sheath bottom plug; a sheath top flange; a top sealing flange; a heat exchanger; a photonic thermometer disposed on the heat exchanger such that the photonic thermometer determines a temperature of the sheath; and an optical fiber array in optical communication with the photonic thermometer and that optically couples the photonic thermometer to an exterior environment of the photonic thermometer module assembly, wherein the photonic thermometer module assembly is compatible with International Temperature Scale of 0 (ITS-90) fixed-point cell infrastructure and conventional drywell and oil-bath calibrations, and the photonic thermometer module assembly provides temperature measurements from ?200° C. to +700° C.
    Type: Application
    Filed: March 13, 2023
    Publication date: April 25, 2024
    Inventors: Nikolai Nikolaevich Klimov, Tobias Kent Herman, Zeeshan Ahmed
  • Publication number: 20230405346
    Abstract: The present application provides a delivery device (10) for percutaneously implanting a medical implant (1) in tissue of a patient. The delivery device comprises a delivery sheath (12, 13, 53, 61, 62, 65, 66) adapted to at least partially surround the medical implant and carry the medical implant for percutaneous delivery in the patient's tissue. The delivery device also includes a power delivery system (37) adapted to provide electric power to the medical implant within the delivery sheath.
    Type: Application
    Filed: May 17, 2023
    Publication date: December 21, 2023
    Applicant: Capri Medical Limited
    Inventors: Fergal Ward, Richard LeBaron, Zeeshan Ahmed, Ross Lewis, Donogh O'Sullivan
  • Patent number: 11720754
    Abstract: Claim verification is facilitated by identifying a selection of textual content within a user interface, accessing a claim detection module, inputting the textual content into the claim detection module to detect one or more claims within the selection of textual content, accessing an evidence extraction module, using the evidence extraction module to automatically search one or more reference repositories for one or more related references that have content that is related to the detected one or more claims, automatically determining whether the content in the one or more related references supports or refutes the one or more claims using a claim verification module, and, in response to determining a set of references of the one or more related references supports or refutes the one or more claims, presenting a support indicator or a refute indicator within the user interface in association with the one or more claims.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: August 8, 2023
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Robin Abraham, Liang Du, Zeeshan Ahmed
  • Patent number: 11624664
    Abstract: A pH photothermal spectrometer includes a container that receives an analyte medium and pH-sensitive chromophore. An excitation fiber and optical thermometer are disposed in the container. The optical thermometer include a light receiver disposed on a temperature detector fiber.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: April 11, 2023
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Zeeshan Ahmed, Matthew Robert Hartings
  • Patent number: 11600089
    Abstract: Procedural optimization is facilitated by receiving user input for creating or modifying a body of text comprising a procedure, detecting one or more procedural steps associated with the procedure using a procedural step detection module, automatically searching within a corpus of references for one or more related procedural steps using a related procedural step extraction module, automatically identifying one or more outcomes within the corpus of references associated with the one or more related procedural steps using an outcome extraction module, automatically determining whether the one or more outcomes comprise detrimental results using an outcome analysis module, and, in response to determining a set of detrimental outcomes from the one or more outcomes that comprise detrimental results, presenting a detriment indicator within the user interface in association with the one or more procedural steps.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: March 7, 2023
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Robin Abraham, Liang Du, Zeeshan Ahmed
  • Publication number: 20220237422
    Abstract: Procedural optimization is facilitated by receiving user input for creating or modifying a body of text comprising a procedure, detecting one or more procedural steps associated with the procedure using a procedural step detection module, automatically searching within a corpus of references for one or more related procedural steps using a related procedural step extraction module, automatically identifying one or more outcomes within the corpus of references associated with the one or more related procedural steps using an outcome extraction module, automatically determining whether the one or more outcomes comprise detrimental results using an outcome analysis module, and, in response to determining a set of detrimental outcomes from the one or more outcomes that comprise detrimental results, presenting a detriment indicator within the user interface in association with the one or more procedural steps.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 28, 2022
    Inventors: Robin ABRAHAM, Liang DU, Zeeshan AHMED
  • Publication number: 20220237382
    Abstract: Claim verification is facilitated by identifying a selection of textual content within a user interface, accessing a claim detection module, inputting the textual content into the claim detection module to detect one or more claims within the selection of textual content, accessing an evidence extraction module, using the evidence extraction module to automatically search one or more reference repositories for one or more related references that have content that is related to the detected one or more claims, automatically determining whether the content in the one or more related references supports or refutes the one or more claims using a claim verification module, and, in response to determining a set of references of the one or more related references supports or refutes the one or more claims, presenting a support indicator or a refute indicator within the user interface in association with the one or more claims.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 28, 2022
    Inventors: Robin ABRAHAM, Liang DU, Zeeshan AHMED
  • Publication number: 20220099503
    Abstract: A pH photothermal spectrometer includes a container that receives an analyte medium and pH-sensitive chromophore. An excitation fiber and optical thermometer are disposed in the container. The optical thermometer include a light receiver disposed on a temperature detector fiber.
    Type: Application
    Filed: December 3, 2020
    Publication date: March 31, 2022
    Inventors: Zeeshan Ahmed, Matthew Robert Hartings
  • Patent number: 11255746
    Abstract: A photonic resonator analyzer characterizes a photonic resonator and incudes a light source that provides a probe light; a photonic resonator that receives the probe light and produces product light; an optical detector that receives the product light and produces a product signal; a mode analyzer that receives the product signal and produces a resonator spectrum; and a spectral analyzer that receives the resonator spectrum, performs regression by fitting a non-parametric model to the resonator spectrum, and produces a thermal response function of the photonic resonator from fitting the non-parametric model to the resonator spectrum to characterize the photonic resonator.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: February 22, 2022
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventor: Zeeshan Ahmed
  • Publication number: 20210172833
    Abstract: A photonic resonator analyzer characterizes a photonic resonator and incudes a light source that provides a probe light; a photonic resonator that receives the probe light and produces product light; an optical detector that receives the product light and produces a product signal; a mode analyzer that receives the product signal and produces a resonator spectrum; and a spectral analyzer that receives the resonator spectrum, performs regression by fitting a non-parametric model to the resonator spectrum, and produces a thermal response function of the photonic resonator from fitting the non-parametric model to the resonator spectrum to characterize the photonic resonator.
    Type: Application
    Filed: December 7, 2020
    Publication date: June 10, 2021
    Inventor: Zeeshan Ahmed
  • Patent number: 10955617
    Abstract: A high-resolution photonic thermometer article performs high-resolution thermometry and includes: a light source; a photonic thermometer with a waveguide and a photonic crystal cavity that stores light; a photodetector in communication with the photonic thermometer; a phase sensitive detector in communication with the photodetector and that: receives the photodetector signal from the photodetector; receives a reference frequency signal; and produces a lock signal from the photodetector signal, based on the reference frequency signal; a local oscillator in communication with the phase sensitive detector and that produces the reference frequency signal; and a servo controller in communication with the phase sensitive detector and local oscillator and that: receives the lock signal from the phase sensitive detector; receives the reference frequency signal from the local oscillator; and produces the control signal such that absorption power of the photonic crystal is maximized through wavelength control of the li
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: March 23, 2021
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Nikolai Nikolaevich Klimov, Kevin O'Connell Douglass, Zeeshan Ahmed
  • Patent number: 10935370
    Abstract: A deformometer includes: a cavity body; entry and exit optical cavity optics, such that the optical cavity produces filtered combined light from combined light; a first laser that provides first light; a second laser that provides second light; an optical combiner that: receives the first light; receives the second light; combines the first light and the second light; produces combined light from the first light and the second light; and communicates the combined light to the entry optical cavity optic; a beam splitter that: receives the filtered combined light; splits the filtered combined light; a first light detector in optical communication with the beam splitter and that: receives the first filtered light from the beam splitter; and produces a first cavity signal from the first filtered light; and a second light detector that: receives the second filtered light; and produces a second cavity signal from the second filtered light.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: March 2, 2021
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Zeeshan Ahmed, Kevin O. Douglass, Stephen P. Eckel, Patrick F. Egan, Jay H. Hendricks, Jack A. Stone, Jr.
  • Patent number: 10816325
    Abstract: A deformometer includes: a cavity body; entry and exit optical cavity optics, such that the optical cavity produces filtered combined light from combined light; a first laser that provides first light; a second laser that provides second light; an optical combiner that: receives the first light; receives the second light; combines the first light and the second light; produces combined light from the first light and the second light; and communicates the combined light to the entry optical cavity optic; a beam splitter that: receives the filtered combined light; splits the filtered combined light; a first light detector in optical communication with the beam splitter and that: receives the first filtered light from the beam splitter; and produces a first cavity signal from the first filtered light; and a second light detector that: receives the second filtered light; and produces a second cavity signal from the second filtered light.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: October 27, 2020
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Zeeshan Ahmed, Kevin O. Douglass, Stephen P. Eckel, Patrick F. Egan, Jay H. Hendricks, Jack A. Stone, Jr.
  • Patent number: 10782421
    Abstract: A photonic calorimeter converts ionizing radiation dose to heat and includes: a radiation absorber, a temperature compensator disposed within the radiation absorber, a compensation waveguide, a compensation resonator, a compensation resonator, a thermal isolator on which the radiation absorber is disposed and that thermally isolates the radiation absorber from heat loss by thermal transfer due to physical contact by an object, and the temperature compensator changes the optical resonance of the compensation resonator in response to a change in temperature of the radiation absorber due to absorption of the ionizing radiation by the radiation absorber.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: September 22, 2020
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Ronald Tosh, Zeeshan Ahmed, Ryan P. Fitzgerald, Nikolai Klimov
  • Patent number: 10718872
    Abstract: A photonic dosimeter accrues cumulative dose and includes: a substrate; a waveguide disposed on the substrate and that: receives a primary input light; transmits secondary input light from the primary input light to a dosimatrix; receives a secondary output light from the dosimatrix; and produces primary output light from the secondary output light; the dosimatrix disposed on the substrate and in optical communication with the waveguide and that: receives the secondary input light from the waveguide; produces the secondary output light that is communicated to the waveguide; and includes an active element that undergoes conversion from a prime state to a dosed state in response to receipt, by the active element, of a dose of radiation; and a cover layer disposed on waveguide and the dosimatrix.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: July 21, 2020
    Assignee: GOVERNMENT OF THE UNITED STATES OF AMERICA, AS RESPRESENTED BY THE SECRETARY OF COMMERCE
    Inventors: Ronald Tosh, Zeeshan Ahmed, Ryan P. Fitzgerald, Nikolai Klimov
  • Publication number: 20200103594
    Abstract: A high-resolution photonic thermometer article performs high-resolution thermometry and includes: a light source; a photonic thermometer with a waveguide and a photonic crystal cavity that stores light; a photodetector in communication with the photonic thermometer; a phase sensitive detector in communication with the photodetector and that: receives the photodetector signal from the photodetector; receives a reference frequency signal; and produces a lock signal from the photodetector signal, based on the reference frequency signal; a local oscillator in communication with the phase sensitive detector and that produces the reference frequency signal; and a servo controller in communication with the phase sensitive detector and local oscillator and that: receives the lock signal from the phase sensitive detector; receives the reference frequency signal from the local oscillator; and produces the control signal such that absorption power of the photonic crystal is maximized through wavelength control of the li
    Type: Application
    Filed: October 1, 2019
    Publication date: April 2, 2020
    Inventors: Nikolai Nikolaevich Klimov, Kevin O'Connell Douglass, Zeeshan Ahmed
  • Publication number: 20200041256
    Abstract: A deformometer includes: a cavity body; entry and exit optical cavity optics, such that the optical cavity produces filtered combined light from combined light; a first laser that provides first light; a second laser that provides second light; an optical combiner that: receives the first light; receives the second light; combines the first light and the second light; produces combined light from the first light and the second light; and communicates the combined light to the entry optical cavity optic; a beam splitter that: receives the filtered combined light; splits the filtered combined light; a first light detector in optical communication with the beam splitter and that: receives the first filtered light from the beam splitter; and produces a first cavity signal from the first filtered light; and a second light detector that: receives the second filtered light; and produces a second cavity signal from the second filtered light.
    Type: Application
    Filed: July 24, 2019
    Publication date: February 6, 2020
    Inventors: Zeeshan Ahmed, Kevin O. Douglass, Stephen P. Eckel, Patrick F. Egan, Jay H. Hendricks, Jack A. Stone, JR.
  • Publication number: 20200041255
    Abstract: A deformometer includes: a cavity body; entry and exit optical cavity optics, such that the optical cavity produces filtered combined light from combined light; a first laser that provides first light; a second laser that provides second light; an optical combiner that: receives the first light; receives the second light; combines the first light and the second light; produces combined light from the first light and the second light; and communicates the combined light to the entry optical cavity optic; a beam splitter that: receives the filtered combined light; splits the filtered combined light; a first light detector in optical communication with the beam splitter and that: receives the first filtered light from the beam splitter; and produces a first cavity signal from the first filtered light; and a second light detector that: receives the second filtered light; and produces a second cavity signal from the second filtered light.
    Type: Application
    Filed: July 24, 2019
    Publication date: February 6, 2020
    Inventors: Zeeshan Ahmed, Kevin O. Douglass, Stephen P. Eckel, Patrick F. Egan, Jay H. Hendricks, Jack A. Stone, JR.
  • Publication number: 20190293809
    Abstract: A photonic calorimeter converts ionizing radiation dose to heat and includes: a radiation absorber, a temperature compensator disposed within the radiation absorber, a compensation waveguide, a compensation resonator, a compensation resonator, a thermal isolator on which the radiation absorber is disposed and that thermally isolates the radiation absorber from heat loss by thermal transfer due to physical contact by an object, and the temperature compensator changes the optical resonance of the compensation resonator in response to a change in temperature of the radiation absorber due to absorption of the ionizing radiation by the radiation absorber.
    Type: Application
    Filed: February 15, 2019
    Publication date: September 26, 2019
    Inventors: Ronald Tosh, Zeeshan Ahmed, Ryan P. Fitzgerald, Nikolai Klimov
  • Publication number: 20190293808
    Abstract: A photonic dosimeter accrues cumulative dose and includes: a substrate; a waveguide disposed on the substrate and that: receives a primary input light; transmits secondary input light from the primary input light to a dosimatrix; receives a secondary output light from the dosimatrix; and produces primary output light from the secondary output light; the dosimatrix disposed on the substrate and in optical communication with the waveguide and that: receives the secondary input light from the waveguide; produces the secondary output light that is communicated to the waveguide; and includes an active element that undergoes conversion from a prime state to a dosed state in response to receipt, by the active element, of a dose of radiation; and a cover layer disposed on waveguide and the dosimatrix.
    Type: Application
    Filed: February 15, 2019
    Publication date: September 26, 2019
    Inventors: Ronald Tosh, Zeeshan Ahmed, Ryan P. Fitzgerald, Nikolai Klimov