Patents by Inventor Ayano Okawa

Ayano Okawa 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).

  • Patent number: 11903367
    Abstract: The urine examination container (1) includes a bottom portion (2), a peripheral wall portion (3) that extends upward from an outer peripheral edge (6) of the bottom portion (2), surrounds the periphery of the bottom portion (2), and defines a urine receiving portion (5) that opens upward together with the bottom portion (2), and a grip portion (4) that projects outward from the peripheral wall portion (3).
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: February 20, 2024
    Assignee: UNICHARM CORPORATION
    Inventors: Ayano Okawa, Yasuhiro Sasano, Kengo Onishi
  • Publication number: 20230051699
    Abstract: An animal litter box includes: an upper container including a liquid passage portion having holes through which urine passes downward; a tray on which an absorbent body is disposed to absorb the urine that passes through the liquid passage portion; a lower container that supports the upper container from below and that detachably accommodates the tray; and a ventilation fan disposed in the lower container and that sends internal air in the lower container to an outside.
    Type: Application
    Filed: November 2, 2022
    Publication date: February 16, 2023
    Applicant: UNICHARM CORPORATION
    Inventors: Ayano Okawa, Yasuhiro Sasano, Misato Nakatani
  • Patent number: 11533887
    Abstract: An absorbent sheet for a pet toilet is provided. The pet toilet includes: a sheet accommodating portion that accommodates the absorbent sheet in a space surrounded by a bottom portion and side walls standing from the bottom portion; and an excretion receiving portion that receives excretions above the sheet accommodating portion and guides the excretions to the sheet accommodating portion. The absorbent sheet includes: a topsheet on a top side of the absorbent sheet and that includes fibers; a backsheet on a back side of the absorbent sheet; an absorber between the topsheet and the backsheet; a central region in which the absorber is disposed in plan view; and side regions that extend outside the central region and in which at least the topsheet is disposed.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: December 27, 2022
    Assignee: Unicharm Corporation
    Inventors: Hiroki Yamamoto, Ayano Okawa, Yasuhiro Sasano, Shinya Kaneko
  • Publication number: 20210169038
    Abstract: A pet absorbent sheet having a thickness direction, a first direction orthogonal to the thickness direction, and a second direction orthogonal to the thickness direction and the first direction includes: a top-surface sheet disposed on a top-surface side; a back-surface sheet disposed on a back-surface side; an absorbent body disposed between the top-surface sheet and the back-surface sheet; and colored portions disposed on a back-surface side of the top-surface sheet and that are visible from a top-surface side of the top-surface sheet. A region that overlaps the absorbent body includes: colored regions where the colored portions are disposed; and a non-colored region where the colored portions are not disposed between the colored regions in the first direction. The non-colored region is disposed throughout an entire region of the absorbent body in the second direction.
    Type: Application
    Filed: February 19, 2021
    Publication date: June 10, 2021
    Applicant: UNICHARM CORPORATION
    Inventors: Ayano Okawa, Yasuhiro Sasano
  • Publication number: 20210068372
    Abstract: The urine examination container (1) includes a bottom portion (2), a peripheral wall portion (3) that extends upward from an outer peripheral edge (6) of the bottom portion (2), surrounds the periphery of the bottom portion (2), and defines a urine receiving portion (5) that opens upward together with the bottom portion (2), and a grip portion (4) that projects outward from the peripheral wall portion (3).
    Type: Application
    Filed: August 18, 2020
    Publication date: March 11, 2021
    Inventors: Ayano Okawa, Yasuhiro Sasano, Kengo Onishi
  • Publication number: 20200367465
    Abstract: An absorbent sheet for a pet toilet is provided. The pet toilet includes: a sheet accommodating portion that accommodates the absorbent sheet in a space surrounded by a bottom portion and side walls standing from the bottom portion; and an excretion receiving portion that receives excretions above the sheet accommodating portion and guides the excretions to the sheet accommodating portion. The absorbent sheet includes: a topsheet on a top side of the absorbent sheet and that includes fibers; a backsheet on a back side of the absorbent sheet; an absorber between the topsheet and the backsheet; a central region in which the absorber is disposed in plan view; and side regions that extend outside the central region and in which at least the topsheet is disposed.
    Type: Application
    Filed: May 20, 2020
    Publication date: November 26, 2020
    Applicant: UNICHARM CORPORATION
    Inventors: Hiroki Yamamoto, Ayano Okawa, Yasuhiro Sasano, Shinya Kaneko