Patents by Inventor Kikuji Okada

Kikuji Okada 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).

  • Combination board
    Patent number: 4039708
    Abstract: The present invention provides a combination board or plate made of a relatively small quantity of material and yet having a considerable thickness, a great load carrying capacity, a cushioning action and a ventilating ability.
    Type: Grant
    Filed: December 27, 1974
    Date of Patent: August 2, 1977
    Inventor: Kikuji Okada
  • Package cushioning structure
    Patent number: 3980221
    Abstract: A package cushioning structure to be used in containers or the like to protect the edges and corners of articles against shock and damage the package cushioning structure, which is made at low material and fabrication cost to increase the load carrying and cushioning capacities of containers and can readily be disposed of after use.
    Type: Grant
    Filed: December 27, 1974
    Date of Patent: September 14, 1976
    Inventor: Kikuji Okada