Patents by Inventor Stephen K. Guerrera

Stephen K. Guerrera 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).

  • Orthopaedic cutting guides with retractable saw blade slots
    Patent number: 5415663
    Abstract: A new set of surgical instruments is described which provides a movable constraint such that the instruments include a saw guide which may be used in either a constrained or unconstrained fashion. The instruments have a movable restraint which, in the down position provides a continuous surface with the remainder of the instrument for guiding a saw, and when in the up position provides a constrained slot for guiding the saw of a surgeon in making cuts in prosthesis implantation surgery.
    Type: Grant
    Filed: December 2, 1993
    Date of Patent: May 16, 1995
    Assignee: Johnson & Johnson Orthopaedics, Inc.
    Inventors: Thomas Luckman, John D. Gundlach, Stephen K. Guerrera
  • Hold-open bag top
    Patent number: 5044774
    Abstract: A thermoplastic bag having a flexible top has a stiff strip around the mouth of the bag which when rolled outward bends to hold open the bag.
    Type: Grant
    Filed: October 16, 1990
    Date of Patent: September 3, 1991
    Assignee: Mobil Oil Corporation
    Inventors: Edward M. Bullard, Stephen K. Guerrera, Fox J. Herrington, Ivy Wolpin
  • Combined suction, irrigation and electrosurgical handle
    Patent number: D352780
    Type: Grant
    Filed: April 19, 1993
    Date of Patent: November 22, 1994
    Assignee: Valleylab Inc.
    Inventors: Christopher T. Glaeser, James S. Cunningham, Glenn A. Horner, Jose T. V. De Castro, Elizabeth Goodrich, Stephen K. Guerrera
  • Control stick and base
    Patent number: D369835
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: May 14, 1996
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richmond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach
  • Control pad with dual control sticks
    Patent number: D370941
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: June 18, 1996
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richmond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach
  • Control stick
    Patent number: D372053
    Type: Grant
    Filed: April 28, 1995
    Date of Patent: July 23, 1996
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richmond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach, Masanori Kodou
  • Control pad
    Patent number: D376392
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: December 10, 1996
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richamond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach
  • Control pad with control stick
    Patent number: D378768
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: April 8, 1997
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richmond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach
  • Control pad with control stick
    Patent number: D378931
    Type: Grant
    Filed: March 15, 1995
    Date of Patent: April 22, 1997
    Assignee: Sega Enterprises, Ltd.
    Inventors: Johnny D. Couch, Sarah M. Richmond, Ira L. Velinsky, Stephen K. Guerrera, Gregory H. Hunter, John D. Gundlach