Patents by Inventor Ho Ngau Tran

Ho Ngau Tran 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).

  • Blood circulation helper
    Publication number: 20020068665
    Abstract: With the Blood Circulation Helper, people can exercise in a confined space, mostly needed while having a long trip in automobile, buses, trains, airplanes. Of course, it can be used any where that people can sit.
    Type: Application
    Filed: December 4, 2000
    Publication date: June 6, 2002
    Inventor: Ho Ngau Tran