Patents by Inventor Changsi SU

Changsi SU 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).

  • Publication number: 20200176276
    Abstract: The present invention relates to a stripper machine used in a lift-off process and a method for processing thereof. The stripper machine includes: a plurality of chambers arranged sequentially in multiple levels, a plurality of tanks connected to the plurality of chambers, a plurality of filters connected to the plurality of tanks, each the filters are connected to a next level chamber, a centrifugal filtration device is provided in each of the tank. The present application further includes a corresponding method thereof. The stripper machine used in the lift-off process and the method for processing thereof are provided in the present invention are designed to improve the stripping machine used in the lift-off process and the method for processing thereof, to solve the clogging problem of the filter in the traditional stripper machine in the lift-off process.
    Type: Application
    Filed: January 10, 2018
    Publication date: June 4, 2020
    Inventors: Tian OU, Changsi SU