Patents by Inventor Huan-Che Huang

Huan-Che Huang 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).

  • CHECK VALVE AND VACUUM SYSTEM
    Publication number: 20120211096
    Abstract: A check valve includes a case body, a piston device, and a blocking plate. The case body includes a first case part and a second case part. The first case part has a first opening. The second case part has a second opening and a third opening. The second opening faces the first opening, and the third opening is located at one side of the second opening. The first case part and the second case part are combined to form the case body, and the case body has a fluid passage therein. The piston device is aligned to the second opening and mounted on the second case part. The blocking plate is disposed on the piston device. When the piston device operates, the piston device pushes the blocking plate to seal the first opening.
    Type: Application
    Filed: May 23, 2011
    Publication date: August 23, 2012
    Applicant: MAXCHIP ELECTRONICS CORP.
    Inventors: Huan-Che Huang, Kuan-Ting Chen, Chih-Chang Chen