Patents by Inventor James F. Woodall

James F. Woodall 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).

  • Centrifuge holder apparatus
    Patent number: 4377254
    Abstract: A centrifuge holder to inhibit movement of a centrifuge machine caused by a rotor within the centrifuge coming off the drive spindle. The holder apparatus is designed in such a manner that the centrifuge machine can be placed on or removed from the holder without the need of any separate tool. Tab members of the holding apparatus are received within spaced apertures located in the bottom of the centrifuge.
    Type: Grant
    Filed: June 29, 1981
    Date of Patent: March 22, 1983
    Assignee: Beckman Instruments, Inc.
    Inventors: Eric C. Huffman, James F. Woodall