Patents by Inventor Shin-Hsiang Cheng

Shin-Hsiang Cheng 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).

  • Filtering assembly in nasal cavities
    Patent number: 7354467
    Abstract: A filtering assembly in nasal cavities includes a connector with two rings connected by a link, and two filtering members are securely connected to the two rings. The two filtering members are inserted into the wearer's nasal cavities so as to effectively filter foreign objects from entering to the wearer's lungs.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: April 8, 2008
    Inventors: Yung-Zhem Chen, Shin-Hsiang Cheng
  • Filtering assembly in nasal cavities
    Publication number: 20070193233
    Abstract: A filtering assembly in nasal cavities includes a connector with two rings connected by a link, and two filtering members are securely connected to the two rings. The two filtering members are inserted into the wearer's nasal cavities so as to effectively filter foreign objects from entering to the wearer's lungs.
    Type: Application
    Filed: February 21, 2006
    Publication date: August 23, 2007
    Inventors: Yung-Zhen Chen, Shin-Hsiang Cheng