Patents by Inventor Namshin Park

Namshin Park 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).

  • Method for arranging plurality of line filaments above the grid electrode in a fluorescent displaying tube
    Patent number: 5158228
    Abstract: There is disclosed a method for arranging a plurality of line filaments above the grid electrode supported on the base plate of a conventional fluorescent displaying tube. The inventive method employs a temporary mounting plate for temporarily supporting the filaments with tension until they are completely arranged above the grid electrode. The mounting plate comprises a plurality of cutting-off lines and a pair of weld portions at opposite ends thereof. The arrangement of the filaments accomplished, the temporary mounting plate is cut along the cutting-off lines so as to remove all the other portions except the weld portions.
    Type: Grant
    Filed: January 16, 1990
    Date of Patent: October 27, 1992
    Assignee: Samsung Electron Devices Co., Ltd.
    Inventor: Namshin Park