Patents by Inventor Amnuey Lilaonitkul

Amnuey Lilaonitkul 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).

  • Tampon with wound pledget in the shape of a bell
    Patent number: 4373529
    Abstract: This invention relates to a method for forming a wound cellulosic tampon in the shape of a truncated cone by winding a flat cellulosic web while a portion of the web which forms the outer surface of the pledget of the tampon is in contact with a tapered receptacle. The wound tampon resists telescoping during withdrawal after use.
    Type: Grant
    Filed: May 11, 1981
    Date of Patent: February 15, 1983
    Assignee: Kimberly-Clark Corporation
    Inventors: Amnuey Lilaonitkul, Richard R. Tews
  • Microwave heat setting of tampon
    Patent number: 4326527
    Abstract: A heat-set radially compressed tampon is made by radially compressing a prehumidified tampon pledget having absorbent fibers subjecting the compressed pledget to microwave heating.
    Type: Grant
    Filed: May 27, 1980
    Date of Patent: April 27, 1982
    Assignee: Kimberly-Clark Corporation
    Inventors: Edward G. Wollangk, Amnuey Lilaonitkul
  • Compact tampon applicator
    Patent number: 4276881
    Abstract: A tampon applicator is provided with an inner and an outer sleeve. The inner sleeve extends slightly beyond the outer sleeve when the sleeves are mated and is only slightly longer than the tampon for which the applicator is designed to deliver. In one embodiment, the inner sleeve has a series of slots tapering inward and downward from the forward end which are designed to engage injection guides located on the inner surface of the outer sleeve near the base.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: July 7, 1981
    Assignee: Kimberly-Clark Corporation
    Inventor: Amnuey Lilaonitkul