Patents by Inventor Greg Chan

Greg Chan 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).

  • Agent delivery catheter including an anchor and injection needle
    Patent number: 7942854
    Abstract: An agent delivery catheter that uses an anchoring needle and injection needle for treating tissue, such as infarcted heart tissue, includes a first needle, a second needle extendable through the first needle and a control unit for displacing and adjusting the position of both the first and second needles relative to a distal end of the delivery catheter.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: May 17, 2011
    Assignee: Abbott Cardiovascular Systems Inc.
    Inventors: Randolf Von Oepen, Greg Chan