Patents by Inventor Felix Yu

Felix Yu 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).

  • Patent number: 9421664
    Abstract: An ultra-quiet rock tumbler has a barrel assembly supported on a barrel support having two uprights extending from a base. The barrel assembly has an inner barrel with a removable top, that fits into a middle barrel having a removable top and the middle barrel fits into an outer barrel having a removable top. Energy absorbing material, preferably polyurethane foam, surrounds both the inner barrel and the middle barrel. A motor is provided in the barrel support for rotating the barrel assembly.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: August 23, 2016
    Assignee: Soma International Ltd.
    Inventor: Felix Yu
  • Publication number: 20130100667
    Abstract: The present disclosure relates to a light beacon. The light beacon comprises a casing and a plurality of light units. Each light unit is disposed along a periphery of the casing. Each light unit comprises a back reflector, two parallel side reflectors and at least one light emitting diode. The back reflector has at least a section defining a parabolic shape. The two parallel side reflectors face each other on opposite sides of the back reflector. The at least one light emitting diode (LED) is positioned about a focal point of the section defining a parabolic shape of the back reflector. The position of the at least one LED with respect to the back reflector determines an angle of projected light beam by the light unit.
    Type: Application
    Filed: October 20, 2011
    Publication date: April 25, 2013
    Inventors: Mathieu Riendeau, Richard Lang, Guy Buisson, Felix Yu Fan, Martin Langlois
  • Patent number: D757136
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: May 24, 2016
    Assignee: Soma International LTD.
    Inventor: Felix Yu