Patents by Inventor Donald W. Zurwelle

Donald W. Zurwelle 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).

  • Drill
    Patent number: D400415
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: November 3, 1998
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Drill
    Patent number: D400416
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: November 3, 1998
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Reciprocating saw
    Patent number: D401128
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: November 17, 1998
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Side handle for power tool
    Patent number: D403939
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: January 12, 1999
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Hammer drill
    Patent number: D406511
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: March 9, 1999
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Screwdriver
    Patent number: D406740
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: March 16, 1999
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Hammer drill
    Patent number: D406741
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: March 16, 1999
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Circular saw
    Patent number: D408248
    Type: Grant
    Filed: February 6, 1998
    Date of Patent: April 20, 1999
    Assignee: Black & Decker Inc.
    Inventors: Donald W. Zurwelle, Bruce M. Waters, Bradford L. Hollinger, Meyric K. Rogers
  • Reciprocating saw
    Patent number: D408699
    Type: Grant
    Filed: April 15, 1998
    Date of Patent: April 27, 1999
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle
  • Kit box
    Patent number: D413203
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: August 31, 1999
    Assignee: Black & Decker Inc.
    Inventors: Donald W. Zurwelle, Meyric K. Rogers, Bruce M. Waters, Bradford Hollinger, Max Kessler
  • Right angle drill
    Patent number: D414093
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: September 21, 1999
    Assignee: Black & Decker
    Inventor: Donald W. Zurwelle
  • Radio
    Patent number: D418836
    Type: Grant
    Filed: October 5, 1998
    Date of Patent: January 11, 2000
    Assignee: Black & Decker Inc.
    Inventors: Brian J. Matt, Daniel F. Cuffaro, Charles W. Sears, Jonathan A. Marks, Donald W. Zurwelle, Martin P. Gierke, Roger Q. Smith, Lowell D. Lueking
  • Keyless chuck
    Patent number: D421615
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: March 14, 2000
    Assignee: Black & Decker Inc.
    Inventors: Stephen Argo, Donald W. Zurwelle
  • Housing for a circular saw
    Patent number: D421885
    Type: Grant
    Filed: November 24, 1998
    Date of Patent: March 28, 2000
    Assignee: Black & Decker Inc.
    Inventors: Donald W. Zurwelle, Bruce M. Waters, Brand Hollinger, Meyric K. Rogers
  • Vacuum cleaner
    Patent number: D422386
    Type: Grant
    Filed: July 16, 1998
    Date of Patent: April 4, 2000
    Assignee: Pullman-Holt Corporation
    Inventors: Philip Jaros, Donald W. Zurwelle, Jeffrey J. Baker, Jon Brigner, Jack P. Christen, Robert J. Eukovich, Robert R. Schneider, Curt J. Schulze, Michael W. Worden
  • Fastening tool
    Patent number: D424902
    Type: Grant
    Filed: September 3, 1997
    Date of Patent: May 16, 2000
    Assignee: Black & Decker Inc.
    Inventors: Paul Gildersleeve, Donald W. Zurwelle
  • Housing for a circular saw
    Patent number: D426759
    Type: Grant
    Filed: October 26, 1999
    Date of Patent: June 20, 2000
    Assignee: Black & Decker Inc.
    Inventors: Donald W. Zurwelle, Bruce M. Waters, Brand L. Hollinger, Meyric K. Rogers
  • Kit box
    Patent number: D429884
    Type: Grant
    Filed: February 17, 1999
    Date of Patent: August 29, 2000
    Assignee: Black & Decker Inc.
    Inventors: Donald W. Zurwelle, Meyric K. Rogers, Bruce M. Waters, Bradford Hollinger, Max Kessler
  • Plate joiner
    Patent number: D431438
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: October 3, 2000
    Assignee: Black & Decker Inc.
    Inventors: Gregg Flender, Sean W. Flickinger, George H. F. Schnakenberg, III, Donald W. Zurwelle
  • Drill
    Patent number: D431766
    Type: Grant
    Filed: August 13, 1999
    Date of Patent: October 10, 2000
    Assignee: Black & Decker Inc.
    Inventor: Donald W. Zurwelle