Patents by Inventor Michael K. Kwan

Michael K. Kwan 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).

  • Tissue repair matrix
    Patent number: 7842097
    Abstract: A porous three-dimensional tissue repair matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix.
    Type: Grant
    Filed: May 27, 2004
    Date of Patent: November 30, 2010
    Assignee: DePuy Spine, Inc.
    Inventors: Ronald K. Yamamoto, Michael K. Kwan, Stephen D. Pacetti
  • Bone grafting matrix
    Patent number: 6902584
    Abstract: A porous three-dimensional bone grafting matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix and having a particle size of 5 microns or less.
    Type: Grant
    Filed: February 13, 2001
    Date of Patent: June 7, 2005
    Assignee: Depuy Spine, Inc.
    Inventors: Michael K. Kwan, Stephen D. Pacetti, Ronald K. Yamamoto
  • Tissue repair matrix
    Publication number: 20040220680
    Abstract: A porous three-dimensional tissue repair matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix.
    Type: Application
    Filed: May 27, 2004
    Publication date: November 4, 2004
    Applicant: DEPUY ACROMED, INC.
    Inventors: Ronald K. Yamamoto, Michael K. Kwan, Stephen D. Pacetti
  • Tissue repair matrix
    Patent number: 6764517
    Abstract: A porous three-dimensional tissue repair matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: July 20, 2004
    Assignee: DePuy AcroMed, Inc.
    Inventors: Ronald K. Yamamoto, Michael K. Kwan, Stephen D. Pacetti
  • Tissue repair matrix
    Publication number: 20020183855
    Abstract: A porous three-dimensional tissue repair matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix.
    Type: Application
    Filed: February 22, 2002
    Publication date: December 5, 2002
    Inventors: Ronald K. Yamamoto, Michael K. Kwan, Stephen D. Pacetti
  • Bone grafting matrix
    Publication number: 20010014830
    Abstract: A porous three-dimensional bone grafting matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix and having a particle size of 5 microns or less.
    Type: Application
    Filed: February 13, 2001
    Publication date: August 16, 2001
    Applicant: Orquest, California corporation
    Inventors: Michael K. Kwan, Stephen D. Pacetti, Ronald K. Yamamoto
  • Bone grafting matrix
    Patent number: 6187047
    Abstract: A porous three-dimensional bone grafting matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix and having a particle size of 5 microns or less.
    Type: Grant
    Filed: July 7, 1998
    Date of Patent: February 13, 2001
    Assignee: Orquest, Inc.
    Inventors: Michael K. Kwan, Stephen D. Pacetti, Ronald K. Yamamoto
  • Bone grafting matrix
    Patent number: 5776193
    Abstract: A porous three-dimensional bone grafting matrix is provided which is biodegradable. The matrix is preferably formed from mineralized collagen where the mineral comprises particulate calcium phosphate immobilized in the matrix and having a particle size of 5 microns or less.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: July 7, 1998
    Assignee: Orquest, Inc.
    Inventors: Michael K. Kwan, Stephen D. Pacetti, Ronald K. Yamamoto