Patents by Inventor Samruam Lertdee

Samruam Lertdee 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).

  • Publication number: 20040094894
    Abstract: This invention relates to the game board that can be adjusted up to 6 levels or positions for suitable with each type of game. This level adjustment effected by turning the control button to the left or right and the game board is elevated to a different position as desired. The movement of the game board in each level is set by the control lever placed on the control holed sheet. The axis is controlled through the control hole and placed on the plastic cogwheel teeth according to the up and down positions of each game level.
    Type: Application
    Filed: November 18, 2003
    Publication date: May 20, 2004
    Inventor: Samruam Lertdee