Patents by Inventor Claude S. Baker

Claude S. Baker 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).

  • Blood grouping apparatus
    Patent number: D284214
    Type: Grant
    Filed: October 31, 1983
    Date of Patent: June 10, 1986
    Assignee: Gamma Biologicals, Inc.
    Inventors: David E. Hatcher, William A. Broach, Claude S. Baker