Patents by Inventor Thuan An DINH

Thuan An DINH 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).

  • Polymer bellows spring
    Patent number: 9599240
    Abstract: A spring for use in a check valve is formed from a single piece of a polymeric material and includes a proximal end, a distal end, and a body positioned between the proximal end and the distal end. The body includes a wall, a proximal opening on the wall and a distal opening on the wall, and a bellows between the proximal opening and the distal opening. Further included is a process of forming the spring.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: March 21, 2017
    Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    Inventors: Hy B. Nguyen, Thuan An Dinh, Carlos E. Arellano
  • POLYMER BELLOWS SPRING
    Publication number: 20140000730
    Abstract: A spring for use in a check valve is formed from a single piece of a polymeric material and includes a proximal end, a distal end, and a body positioned between the proximal end and the distal end. The body includes a wall, a proximal opening on the wall and a distal opening on the wall, and a bellows between the proximal opening and the distal opening. Further included is a process of forming the spring.
    Type: Application
    Filed: June 25, 2013
    Publication date: January 2, 2014
    Inventors: Hy B. NGUYEN, Thuan An DINH, Carlos E. ARELLANO