Patents by Inventor Darrell J. Hartwick

Darrell J. Hartwick 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).

  • Methods and mechanisms for the adjustment of stiffness in various equipment and devices
    Patent number: 9249849
    Abstract: A device with stiffness adjustment has a housing having a plurality of passageways, each defining an axis. The device has a plurality of stiffness devices each having a plurality of flat springs elongated in the direction of the passageway axis. The plurality of stiffness devices are each rotatable about their respective passageway axis. In an embodiment, the device has a casing interposed between the wall of the passageway of the housing and the stiffness devices. The casing is a spring.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: February 2, 2016
    Inventor: Darrell J Hartwick
  • Methods and Mechanisms for the Adjustment of Stiffness in Various Equipment and Devices
    Publication number: 20140265078
    Abstract: A device with stiffness adjustment has a housing having a plurality of passageways, each defining an axis. The device has a plurality of stiffness devices each having a plurality of flat springs elongated in the direction of the passageway axis. The plurality of stiffness devices are each rotatable about their respective passageway axis. In an embodiment, the device has a casing interposed between the wall of the passageway of the housing and the stiffness devices. The casing is a spring.
    Type: Application
    Filed: March 17, 2014
    Publication date: September 18, 2014
    Inventor: Darrell J Hartwick
  • Compact endoscope
    Patent number: 7530946
    Abstract: This invention relates to an endoscope, particularly a bronchoscope, incorporating one or more multifunctional component made of a material that is multifunctional. The endoscopes of this invention comprise at least one multifunctional component having more than one function wherein the functions were previously performed separately by individual components.
    Type: Grant
    Filed: August 15, 2003
    Date of Patent: May 12, 2009
    Assignee: Scimed Life Systems, Inc.
    Inventor: Darrell J. Hartwick
  • DISPOSABLE ENDOSCOPE
    Publication number: 20090099417
    Abstract: This invention relates to an endoscope, particularly a bronchoscope, incorporating one or more multifunctional component made of a material that is multifunctional. The endoscopes of this invention comprise at least one multifunctional component having more than one function wherein the functions were previously performed separately by individual components.
    Type: Application
    Filed: December 18, 2008
    Publication date: April 16, 2009
    Inventor: Darrell J. HARTWICK
  • method of sequentially firing staples using springs and a rotary or linear shutter
    Patent number: 6742692
    Abstract: A minimally invasive medical stapling device comprises a housing that contains spring-loaded staples for use in a minimally invasive medical stapling procedure. When the physician pulls a shutter the springs are sequentially released causing the staples to be fired. The device provides the user with tactile and audible feedback as the staples are fired.
    Type: Grant
    Filed: May 1, 2003
    Date of Patent: June 1, 2004
    Assignee: SciMed Life Systems, Inc.
    Inventor: Darrell J. Hartwick
  • Method of sequentially firing staples using springs and a rotary or linear shutter
    Publication number: 20030192936
    Abstract: A minimally invasive medical stapling device comprises a housing that contains spring-loaded staples for use in a minimally invasive medical stapling procedure. When the physician pulls a shutter the springs are sequentially released causing the staples to be fired. The device provides the user with tactile and audible feedback as the staples are fired.
    Type: Application
    Filed: May 1, 2003
    Publication date: October 16, 2003
    Inventor: Darrell J. Hartwick
  • Method of sequentially firing staples using springs and a rotary or linear shutter
    Patent number: 6578751
    Abstract: A minimally invasive medical stapling device comprises a housing that contains spring-loaded staples for use in a minimally invasive medical stapling procedure. When the physician pulls a shutter the springs are sequentially released causing the staples to be fired. The device provides the user with tactile and audible feedback as the staples are fired.
    Type: Grant
    Filed: September 26, 2001
    Date of Patent: June 17, 2003
    Assignee: SciMed Life Systems, Inc.
    Inventor: Darrell J. Hartwick
  • METHOD OF SEQUENTIALLY FIRING STAPLES USING SPRINGS AND A ROTARY OR LINEAR SHUTTER
    Publication number: 20030057251
    Abstract: A minimally invasive medical stapling device comprises a housing that contains spring-loaded staples for use in a minimally invasive medical stapling procedure. When the physician pulls a shutter the springs are sequentially released causing the staples to be fired. The device provides the user with tactile and audible feedback as the staples are fired.
    Type: Application
    Filed: September 26, 2001
    Publication date: March 27, 2003
    Inventor: Darrell J. Hartwick