Patents by Inventor Kwan Ju YANG

Kwan Ju YANG 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).

  • Press-type water sampling device
    Patent number: 10876934
    Abstract: The present invention relates to a press-type water sampling device, and to a press-type water sampling device comprising: a water sampling bottle having opened upper and lower parts; and a bumper support, which has a top cap and a bottom cap for blocking the opened upper and lower parts of the water sampling bottle, is formed into a frame having a shape that encompasses the water sampling bottle, and enables the water sampling bottle to be vertically moveable.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 29, 2020
    Inventors: Kwang Myung Ko, Ki Chul Jang, Kwan Ju Yang, Seung Jae Lee
  • PRESS-TYPE WATER SAMPLING DEVICE
    Publication number: 20190242791
    Abstract: The present invention relates to a press-type water sampling device, and to a press-type water sampling device comprising: a water sampling bottle having opened upper and lower parts; and a bumper support, which has a top cap and a bottom cap for blocking the opened upper and lower parts of the water sampling bottle, is formed into a frame having a shape that encompasses the water sampling bottle, and enables the water sampling bottle to be vertically moveable.
    Type: Application
    Filed: September 29, 2017
    Publication date: August 8, 2019
    Applicant: KOREA WATER RESOURCES CORPORATION
    Inventors: Kwang Myung KO, Ki Chul JANG, Kwan Ju YANG, Seung Jae LEE