Patents Represented by Attorney, Agent or Law Firm Keising, Ethington, Barnes, Kisselle, Learman & McCulloch, P.C.
  • Optical waveguide structures
    Patent number: 6238074
    Abstract: An optical waveguide structure for distributing light from a light source includes a cylindrical sleeve configured to accommodate and receive light from the light source. The sleeve includes a central axis. A waveguide collar is formed from a solid, planar block of material. The block of material has a central portion configured to accommodate and surround the sleeve. The first and second output arms extend in a plane away from the central portion. The plane is substantially perpendicular to the central axis.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: May 29, 2001
    Assignee: Cooper Automotive Products, Inc.
    Inventors: George R. Hulse, James Burr Anderson, Jr.