Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Shirley Pfeifer has a total of 2 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 6388750     View patent at USPTO
    Title: DEVICE AND METHOD FOR PRELIMINARY TESTING A NEAT SERUM SAMPLE IN A PRIMARY COLLECTION TUBE
    Assignee: Beckman Coulter, Inc.
    Issue Date: May 14, 2002
    Inventor(s): Yangang Liu, Irvine, CA
    Jack McNeal, Long Beach, CA
    Ian Nguyen, Corona, CA
    Shirley Pfeifer, Laramie, WY
    Tung Rung Wang, Fullerton, CA

  2. Patent Number: 6628395     View patent at USPTO
    Title: DEVICE AND METHOD FOR PRELIMINARY TESTING A NEAT SERUM SAMPLE IN A PRIMARY COLLECTION TUBE
    Assignee: Beckman Coulter, Inc.
    Issue Date: September 30, 2003
    Inventor(s): Yangang Liu, Irvine, CA
    Jack McNeal, Long Beach, CA
    Ian Nguyen, Corona, CA
    Shirley Pfeifer, Laramie, WY
    Tung Rung Wang, Fullerton, CA