Patents by Inventor Yutaka Ishiguro

Yutaka Ishiguro 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).

  • Bipolar electrode bubble detection method and apparatus
    Patent number: 11619604
    Abstract: A bubble detection method includes flowing a fluid through a conduit containing at least one bipolar electrode, applying an electric field across the fluid in the conduit, and detecting a presence of a bubble in the fluid when the bubble flows around or through the bipolar electrode by detecting a current or voltage output from the at least one bipolar electrode.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: April 4, 2023
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Yutaka Ishiguro, Shoichi Taniguchi, Tomohiro Nishiwaki, Ruinian Tian
  • BIPOLAR ELECTRODE BUBBLE DETECTION METHOD AND APPARATUS
    Publication number: 20220365016
    Abstract: A bubble detection method includes flowing a fluid through a conduit containing at least one bipolar electrode, applying an electric field across the fluid in the conduit, and detecting a presence of a bubble in the fluid when the bubble flows around or through the bipolar electrode by detecting a current or voltage output from the at least one bipolar electrode.
    Type: Application
    Filed: May 14, 2021
    Publication date: November 17, 2022
    Inventors: Yutaka ISHIGURO, Shoichi TANIGUCHI, Tomohiro NISHIWAKI, Ruinian TIAN
  • Spin coating process and apparatus with ultrasonic viscosity control
    Patent number: 11387099
    Abstract: A spin coating method includes dispensing a coating material including a nonvolatile film material and a volatile solvent over a substrate, and spin coating the coating material over the substrate by spinning the substrate while applying ultrasound waves to the coating material to reduce a viscosity of the coating material during the spin coating.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: July 12, 2022
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventor: Yutaka Ishiguro
  • SPIN COATING PROCESS AND APPARATUS WITH ULTRASONIC VISCOSITY CONTROL
    Publication number: 20220157603
    Abstract: A spin coating method includes dispensing a coating material including a nonvolatile film material and a volatile solvent over a substrate, and spin coating the coating material over the substrate by spinning the substrate while applying ultrasound waves to the coating material to reduce a viscosity of the coating material during the spin coating.
    Type: Application
    Filed: November 18, 2020
    Publication date: May 19, 2022
    Inventor: Yutaka ISHIGURO
  • EXERCISE DEVICE
    Publication number: 20050227814
    Abstract: The invention provides an exercise device including a pair of body-worn portions having a pair of annular parts to be worn on foreparts of limbs and a pair of gripped parts connected with the pair of annular parts, respectively, so as to be gripped between fingers; and a stretchable connection member made of an elastic material by which the pair of body-worn portions are connected together.
    Type: Application
    Filed: September 27, 2002
    Publication date: October 13, 2005
    Applicant: TOKAI NENSHOKU CO
    Inventors: Mitsuhiro Takemura, Yutaka Ishiguro