Patents by Inventor Roy Hamada

Roy Hamada 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: 4221435
    Abstract: This invention is directed to a vehicle wheel assembly structure having simulated wheel centers, and comprises a two-piece spoked basket assembly which is centrally held to a wheel body. The basket assembly includes an outer frusto-conically shaped spoked basket and an inner generally planar spoked basket, the radially outer rims of which nest within each other and are held to the tire rim by a centrally located mounting. The purpose of having a two-piece basket assembly is to enable each of the basket types to be stacked for economical and efficient handling, shipping and storage.
    Type: Grant
    Filed: April 30, 1979
    Date of Patent: September 9, 1980
    Inventors: Roy Hamada, Tad Sakai, Wen P. Liu