Patents by Inventor Wan-Man Liu

Wan-Man Liu 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).

  • Masking and de-masking systems and processes
    Patent number: 10786981
    Abstract: An automated masking system includes a substrate loading apparatus designed to hold a plurality of substrates, a first masking material application station designed to automatically apply a first masking material to a portion of the substrate, and a second masking material application station designed to automatically apply a second masking material to a portion of the substrate, the second masking material being different than the first masking material. The system includes a first dispensing apparatus and a second dispensing apparatus that move relative to the substrate in a repeatable motion. The substrate moves automatically from the first masking material application station to the second masking material application station.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: September 29, 2020
    Inventors: Robert Askin, Joshua Su, Melon Yu, Alex Anderson, Wei Li, Wan-Man Liu, Zhi-Guang Chen
  • MASKING AND DE-MASKING SYSTEMS AND PROCESSES
    Publication number: 20180117893
    Abstract: An automated masking system includes a substrate loading apparatus designed to hold a plurality of substrates, a first masking material application station designed to automatically apply a first masking material to a portion of the substrate, and a second masking material application station designed to automatically apply a second masking material to a portion of the substrate, the second masking material being different than the first masking material. The system includes a first dispensing apparatus and a second dispensing apparatus that move relative to the substrate in a repeatable motion. The substrate moves automatically from the first masking material application station to the second masking material application station.
    Type: Application
    Filed: July 7, 2017
    Publication date: May 3, 2018
    Applicant: HZO, Inc.
    Inventors: Robert Askin, Joshua Su, David Melon, Alex Anderson, Wei Li, Wan-Man Liu, Zhi-Guang Chen