Patents by Inventor Richard B. Affeldt

Richard B. Affeldt 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).

  • Cylindrical galvanic cells having a polygonal shaped anode disc
    Patent number: 4463070
    Abstract: A polygonal shaped anode disc, such as lithium, housed in a sealed cylindrical cupped container and a method for producing the polygonal anode disc for use in galvanic cells, such as miniature nonaqueous button or coin cells.
    Type: Grant
    Filed: March 29, 1983
    Date of Patent: July 31, 1984
    Assignee: Union Carbide Corporation
    Inventor: Richard B. Affeldt
  • Closure for galvanic dry cells
    Patent number: 3967977
    Abstract: A galvanic dry cell includes a cylindrical container having an open end provided with a closure having a centrally disposed depending neck adapted to be slid over and secured to the carbon rod of the cell and a peripherally disposed skirt adapted to be slid on and secured to the upper rim of the container thereby providing a closure seal for the container.
    Type: Grant
    Filed: March 28, 1975
    Date of Patent: July 6, 1976
    Assignee: Union Carbide Corporation
    Inventor: Richard B. Affeldt