Patents by Inventor Ly-Trong Van Huynh

Ly-Trong Van Huynh 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: 20140097371
    Abstract: Improved ball valve or pig valves with stems having higher stress yields are disclosed. Additionally, a method of changing using the same stem in a ball valve or pig valve in a low pressure application or a high pressure application is disclosed. Furthermore, a method of ensuring a correct stem is matched to a correct ball of a ball or pig valve is disclosed.
    Type: Application
    Filed: October 4, 2012
    Publication date: April 10, 2014
    Applicant: Array Holdings, Inc.
    Inventor: Ly-Trong Van Huynh