Patents by Inventor Dong J. Seo

Dong J. Seo 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: 4976365
    Abstract: A pallet which comprises a four sided platform with forklift tine receiving channels disposed at each side of the platform is disclosed. Horizontal surface engaging wheels are disposed on the bottom of the platform for supporting the platform and for enabling the platform to be moved along a horizontal surface. Vertical surface engaging rollers are disposed on the first and the third sides of the platform for preventing frictional engagement of the first and the second sides of the platform with a vertical surface. An automatic connecting and retracting means is positioned at the second side of the platform for enabling the automatic retraction of the connecting and retracting device upon contact of the device with a wall.
    Type: Grant
    Filed: November 13, 1989
    Date of Patent: December 11, 1990
    Inventor: Dong J. Seo