Patents by Inventor Lanh Ngoc Nguyen

Lanh Ngoc Nguyen 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: 20150096622
    Abstract: The present invention provides several embodiments of an oil change apparatus that basically have a valve/fitting connected to the conventionally available oil sump, a drain bracket installed on a low portion of equipment or vehicle periphery, and a flow line that fluidly connects the valve/fitting and the drain bracket. The oil change apparatus enables vehicle users to quickly and easily drain oil at a safe and convenient location. The present invention also provides several reusable and disposable means to properly collect waste oil.
    Type: Application
    Filed: October 8, 2013
    Publication date: April 9, 2015
    Inventor: Lanh Ngoc Nguyen