Patents by Inventor Seth C. Simpson

Seth C. Simpson 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).

  • Crystallization of amino acids using ultrasonic agitation
    Patent number: 7378545
    Abstract: A method for reducing the particle size of amino acid crystals using ultrasound is discussed.
    Type: Grant
    Filed: September 19, 2005
    Date of Patent: May 27, 2008
    Assignee: Abbott Laboratories
    Inventors: Siegfried Bechtel, Matthias Rauls, Richard Van Gelder, Seth C. Simpson
  • Crystallization of amino acids using ultrasonic agitation
    Patent number: 6992216
    Abstract: A method for reducing the particle size of amino acid crystals using ultrasound is discussed.
    Type: Grant
    Filed: January 7, 2003
    Date of Patent: January 31, 2006
    Assignee: Abbott GmbH & Co. KG
    Inventors: Siegfried Bechtel, Matthias Rauls, Richard Van Gelder, Seth C. Simpson
  • Crystallization of amino acids using ultrasonic agitation
    Publication number: 20030166726
    Abstract: A method for reducing the particle size of amino acid crystals using ultrasound is discussed.
    Type: Application
    Filed: January 7, 2003
    Publication date: September 4, 2003
    Inventors: Siegfried Bechtel, Matthias Rauls, Richard Van Gelder, Seth C. Simpson