Patents by Inventor Lien-Kung Wang

Lien-Kung Wang 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: 10667657
    Abstract: A stool drain assembly including a main tube, an integrated connector, a potion or feces flushing water hole, a low-pressure balloon expansion water hole, at least two liquid pipes and a low-pressure balloon is provided. The main tube has a tube wall, an injection end and a water outlet. The integrated connector is disposed at the injection end and has a potion or feces flushing water injection cavity and an expansion water injection cavity. The potion or feces flushing water hole and the low-pressure balloon expansion water hole are arranged at the water outlet and are connected to the inside and outside of the tube wall respectively. At least two liquid pipes include a low-pressure balloon expansion liquid delivery pipe and a potion or feces flushing water liquid delivery pipe.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: June 2, 2020
    Inventor: Lien-Kung Wang
  • Publication number: 20200037832
    Abstract: A stool drain assembly including a main tube, an integrated connector, a potion or feces flushing water hole, a low-pressure balloon expansion water hole, at least two liquid pipes and a low-pressure balloon is provided. The main tube has a tube wall, an injection end and a water outlet. The integrated connector is disposed at the injection end and has a potion or feces flushing water injection cavity and an expansion water injection cavity. The potion or feces flushing water hole and the low-pressure balloon expansion water hole are arranged at the water outlet and are connected to the inside and outside of the tube wall respectively. At least two liquid pipes include a low-pressure balloon expansion liquid delivery pipe and a potion or feces flushing water liquid delivery pipe.
    Type: Application
    Filed: July 31, 2018
    Publication date: February 6, 2020
    Inventor: Lien-Kung Wang