Patents by Inventor Chao-Nan Su

Chao-Nan Su 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).

  • Forming tank and electric plate arrangement
    Patent number: 6171722
    Abstract: A forming tank includes a tank body having an inside step, and two brackets supported on the step and arranged in parallel inside the tank body to hold two metal rods, two insulative members, positive and negative plates, and two spacer combs, the brackets being movable relative to each other so that the pitch between the brackets can be adjusted subject to the size of the positive and negative plates used.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: January 9, 2001
    Inventor: Chao-Nan Su