Patents Assigned to Kieffer & Co., Inc.
  • Method and apparatus for bending LED light guides
    Patent number: 9517576
    Abstract: An article of manufacture includes a jig including a flat surface with a curved groove therein; a light guide located within the curved groove, the light guide including an internal groove; and a bend-aid located in the internal groove of the light guide.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: December 13, 2016
    Assignee: KIEFFER & CO., INC.
    Inventor: Jeffrey M Fuhrmann
  • METHOD AND APPARATUS FOR BENDING LED LIGHT GUIDES
    Publication number: 20150102203
    Abstract: An article of manufacture includes a jig including a flat surface with a curved groove therein; a light guide located within the curved groove, the light guide including an internal groove; and a bend-aid located in the internal groove of the light guide.
    Type: Application
    Filed: October 14, 2013
    Publication date: April 16, 2015
    Applicant: Kieffer & Co., Inc.
    Inventor: Jeffrey M. FUHRMANN
  • Canopy shelter
    Patent number: D436669
    Type: Grant
    Filed: November 1, 1999
    Date of Patent: January 23, 2001
    Assignee: Kieffer & Co., Inc.
    Inventor: Stephen George Kieffer
  • Semi-octopost extrusion
    Patent number: D448862
    Type: Grant
    Filed: November 1, 1999
    Date of Patent: October 2, 2001
    Assignee: Kieffer & Co., Inc.
    Inventor: Stephen George Kieffer
  • Octopost extrusion
    Patent number: D515222
    Type: Grant
    Filed: November 1, 1999
    Date of Patent: February 14, 2006
    Assignee: Kieffer & Co., Inc.
    Inventor: Stephen George Kieffer
  • Semi-octopost extrusion
    Patent number: D452915
    Type: Grant
    Filed: July 26, 2001
    Date of Patent: January 8, 2002
    Assignee: Kieffer & Co., Inc.
    Inventor: Stephen George Kieffer
  • Canopy shelter
    Patent number: D435669
    Type: Grant
    Filed: November 1, 1999
    Date of Patent: December 26, 2000
    Assignee: Kieffer & Co., Inc.
    Inventor: Stephen George Kieffer