Patents by Inventor Jirapa CHANGCHAROEN

Jirapa CHANGCHAROEN 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: 11298271
    Abstract: An absorbent article including a front waist portion, a back waist portion, and a crotch portion. An end portion of the back waist portion on an other side in the lateral direction is joined by a second joining portion to a fastening member, and the fastening member has a fastening portion being capable of being fastened to the front waist portion when putting on the absorbent article. While the front waist portion and the back waist portion are being stretched in the lateral direction, the lateral distance of the front waist portion from the lateral center of the absorbent main body to a lateral end of the front waist portion on the other side is smaller than the lateral distance of the back waist portion from the lateral center of absorbent main body to a lateral end of the back waist portion on the other side.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: April 12, 2022
    Assignee: UNICHARM CORPORATION
    Inventors: Kyota Saito, Jirapa Changcharoen, Sarinee Pichadkitjawat
  • Patent number: 11026851
    Abstract: An absorbent article includes: a front waist portion extending along the lateral direction; a back waist portion extending along the lateral direction; and a crotch portion provided between the front waist portion and the back waist portion. A lateral end portion of the back waist portion on a one side and a lateral end portion of the front waist portion on the one side are joined by a first joining portion. The back waist portion has a fastening portion provided on another side in the lateral direction, and the fastening portion is capable of being fastened to the front waist portion when putting on the absorbent article. The front waist portion has a target region to which the fastening portion is to be fastened, and a lateral end of the target region on the one side is located on the one side relative to a lateral central position of the crotch portion.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: June 8, 2021
    Assignee: UNICHARM CORPORATION
    Inventors: Kyota Saito, Jirapa Changcharoen, Sarinee Pichadkitjawat
  • Publication number: 20190231616
    Abstract: An absorbent article includes: a front waist portion extending along the lateral direction; a back waist portion extending along the lateral direction; and a crotch portion provided between the front waist portion and the back waist portion. A lateral end portion of the back waist portion on a one side and a lateral end portion of the front waist portion on the one side are joined by a first joining portion. The back waist portion has a fastening portion provided on another side in the lateral direction, and the fastening portion is capable of being fastened to the front waist portion when putting on the absorbent article. The front waist portion has a target region to which the fastening portion is to be fastened, and a lateral end of the target region on the one side is located on the one side relative to a lateral central position of the crotch portion.
    Type: Application
    Filed: September 27, 2016
    Publication date: August 1, 2019
    Inventors: Kyota SAITO, Jirapa CHANGCHAROEN, Sarinee PICHADKITJAWAT
  • Publication number: 20190008706
    Abstract: In an absorbent article, a lateral end portion of the back waist portion is joined by a first joining portion to a corresponding lateral end portion of the front waist portion. The back waist portion includes a fastening portion on the other lateral side and fastenable to the front waist portion when putting on the absorbent article. The front waist portion has first and second regions located on opposite sides of a lateral center of the absorbent main body. An elastic region that stretches/contracts in the lateral direction is provided in at least a part of the first region. The elastic region is not provided in a region of the second region.
    Type: Application
    Filed: November 2, 2016
    Publication date: January 10, 2019
    Inventors: Kyota SAITO, Jirapa CHANGCHAROEN, Sarinee PICHADKITJAWAT
  • Publication number: 20190008702
    Abstract: An absorbent article including a front waist portion, a back waist portion, and a crotch portion. An end portion of the back waist portion on an other side in the lateral direction is joined by a second joining portion to a fastening member, and the fastening member has a fastening portion being capable of being fastened to the front waist portion when putting on the absorbent article. While the front waist portion and the back waist portion are being stretched in the lateral direction, the lateral distance of the front waist portion from the lateral center of the absorbent main body to a lateral end of the front waist portion on the other side is smaller than the lateral distance of the back waist portion from the lateral center of absorbent main body to a lateral end of the back waist portion on the other side.
    Type: Application
    Filed: October 18, 2016
    Publication date: January 10, 2019
    Inventors: Kyota SAITO, Jirapa CHANGCHAROEN, Sarinee PICHADKITJAWAT