Patents by Inventor Lee G. Schaak

Lee G. Schaak 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).

  • Desk lamp
    Patent number: D409779
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: May 11, 1999
    Assignee: MTLS Lighting Inc.
    Inventors: Lee G. Schaak, Chad D.C. Hsieh
  • Floor lamp
    Patent number: D411024
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: June 15, 1999
    Assignee: MTLS Lighting Inc.
    Inventors: Lee G. Schaak, Chad D.C. Hsieh
  • Desk lamp
    Patent number: D411026
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: June 15, 1999
    Assignee: MTLS Lighting Inc.
    Inventors: Lee G. Schaak, Chad D. C. Hsieh
  • Desk lamp
    Patent number: D411638
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: June 29, 1999
    Assignee: MTLS Lighting Inc.
    Inventors: Lee G. Schaak, Chad D. C. Hsieh