Patents by Inventor Hideki KATSURAYAMA

Hideki KATSURAYAMA 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).

  • Toilet system
    Patent number: 11013377
    Abstract: Provided is a toilet system that can provide more detailed information about a use state of a toilet. The toilet system includes: a detection unit (a door lock sensor, a seating sensor, a rotation sensor, a toilet washing switch, etc.) which detects a situation inside a toilet stall; and a control unit which determines, based on a detection result of the detection unit, that the toilet stall is in a vacant state or in an used state, and further makes at least one of a determination that the toilet stall in the used state is in a state immediately after a start of use and a determination that the toilet stall in the used state is in a state immediately before an end of use, and outputs a signal including determination results.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: May 25, 2021
    Assignee: LIXIL Corporation
    Inventors: Hideki Katsurayama, Nobuyuki Matsuda, Haruka Ue, Taku Okawa, Yohei Yukitake, Yoshitaka Kouno
  • TOILET SYSTEM
    Publication number: 20200029758
    Abstract: Provided is a toilet system that can provide more detailed information about a use state of a toilet. The toilet system includes: a detection unit (a door lock sensor, a seating sensor, a rotation sensor, a toilet washing switch, etc.) which detects a situation inside a toilet stall; and a control unit which determines, based on a detection result of the detection unit, that the toilet stall is in a vacant state or in an used state, and further makes at least one of a determination that the toilet stall in the used state is in a state immediately after a start of use and a determination that the toilet stall in the used state is in a state immediately before an end of use, and outputs a signal including determination results.
    Type: Application
    Filed: January 17, 2018
    Publication date: January 30, 2020
    Applicant: LIXIL Corporation
    Inventors: Hideki KATSURAYAMA, Nobuyuki MATSUDA, Haruka UE, Taku OKAWA, Yohei YUKITAKE, Yoshitaka KOUNO