Patents by Inventor Drew E. Ulrich

Drew E. Ulrich 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).

  • Rotatable mirror assemblies
    Patent number: 11536809
    Abstract: Rotatable mirror assemblies and light detection and ranging systems containing rotatable mirror assemblies are described herein. An example rotatable mirror assembly may include (1) a housing having a top end, a bottom end, and a longitudinal axis intersecting the top and bottom ends, and (2) a set of reflective surfaces, where each reflective surface in the set is coupled to the top end of the housing and the bottom end of the housing such that each reflective surface possesses limited freedom of movement with respect to the housing.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: December 27, 2022
    Assignee: Waymo LLC
    Inventors: Pierre-yves Droz, Drew E. Ulrich
  • Rotatable mirror assemblies
    Patent number: 10578718
    Abstract: Rotatable mirror assemblies and light detection and ranging systems containing rotatable mirror assemblies are described herein. An example rotatable mirror assembly may include (1) a housing having a top end, a bottom end, and a longitudinal axis intersecting the top and bottom ends, and (2) a set of reflective surfaces, where each reflective surface in the set is coupled to the top end of the housing and the bottom end of the housing such that each reflective surface possesses limited freedom of movement with respect to the housing.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: March 3, 2020
    Assignee: Waymo LLC
    Inventors: Pierre-yves Droz, Drew E. Ulrich
  • Rotatable mirror assemblies
    Patent number: 9618742
    Abstract: Rotatable mirror assemblies and light detection and ranging systems containing rotatable mirror assemblies are described herein. An example rotatable mirror assembly may include (1) a housing having a top end, a bottom end, and a longitudinal axis intersecting the top and bottom ends, and (2) a set of reflective surfaces, where each reflective surface in the set is coupled to the top end of the housing and the bottom end of the housing such that each reflective surface possesses limited freedom of movement with respect to the housing.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: April 11, 2017
    Assignee: Google Inc.
    Inventors: Pierre-yves Droz, Drew E. Ulrich