Patents by Inventor Kazimir Palac, deceased

Kazimir Palac, deceased 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: 4876480
    Abstract: The use of a flat faceplate comprised of self-polished float glass substantially reduces the cost of a cathode ray tube incorporating a flat tensioned shadow mask while affording a high degree of video image acuity. The float glass flat faceplate does not require polishing and acid etching to provide a high degree of smoothness in its inner and outer surfaces and, in combination with a flat tensioned shadow mask mounted to the flat faceplate, offers a low cost, easily manufactured and assembled color CRT front assembly.
    Type: Grant
    Filed: June 24, 1988
    Date of Patent: October 24, 1989
    Assignee: Zenith Electronics Corporation
    Inventors: Kazimir Palac, deceased, by Judith A. Palac, heir, by Donald T. Palac, heir, by Susan M. Palac, heir
  • Patent number: 4816053
    Abstract: The use of a flat faceplate comprised of self-polished float glass substantially reduces the cost of a cathode ray tube incorporating a flat tensioned shadow mask while affording a high degree of video image acuity. The float glass flat faceplate does not require polishing and acid etching to provide a high degree of smoothness in its inner and outer surfaces and, in combination with a flat tensioned shadow mask mounted to the flat faceplate, offers a low cost, easily manufactured and assembled color CRT front assembly.
    Type: Grant
    Filed: December 23, 1987
    Date of Patent: March 28, 1989
    Assignee: Zenith Electronics Corporation
    Inventors: Kazimir Palac, deceased, Judith A. Palac, heir, Donald T. Palac, heir, Susan M. Palac, heir