Patents by Inventor Man Yin Lam

Man Yin Lam 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: 10041635
    Abstract: The present invention relates to a lighting and diffuser apparatus for a flashlight. In one aspect, the lighting and diffuser apparatus includes a reflector. The reflector may include an interior surface having a truncated parabolodial shape, as well as an exterior surface which includes a first segment that defines a lateral surface of a frustum of a right circular cone. The lighting and diffuser apparatus further may include a primary light source inside the reflector, and a secondary light source outside the reflector. The secondary light source may include an array of light sources facing the first segment. The array of light sources may be distributed in a ring. The lighting and diffuser apparatus also may include a cylindrical member of light transmitting material near the reflector.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: August 7, 2018
    Inventor: Man Yin Lam
  • Publication number: 20160161069
    Abstract: The present invention relates to a lighting and diffuser apparatus for a flashlight. In one aspect, the lighting and diffuser apparatus includes a reflector. The reflector may include an interior surface having a truncated parabolodial shape, as well as an exterior surface which includes a first segment that defines a lateral surface of a frustum of a right circular cone. The lighting and diffuser apparatus further may include a primary light source inside the reflector, and a secondary light source outside the reflector. The secondary light source may include an array of light sources facing the first segment. The array of light sources may be distributed in a ring. The lighting and diffuser apparatus also may include a cylindrical member of light transmitting material near the reflector.
    Type: Application
    Filed: November 17, 2015
    Publication date: June 9, 2016
    Inventor: Man Yin Lam