Patents by Inventor Iris Williams

Iris Williams 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: 5641637
    Abstract: A method is disclosed for preparing lyophilized and frozen cells as cytometry standards.
    Type: Grant
    Filed: April 5, 1993
    Date of Patent: June 24, 1997
    Assignee: Cobe Laboratories, Inc.
    Inventors: Robert Hudak, Iris Williams, Vijay Adda, Raymond P. Goodrich, Jr.