Patents by Inventor Timothy R. Bjornson

Timothy R. Bjornson 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).

  • Front face of a key plug
    Patent number: D327626
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 7, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D327628
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 7, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Portion of a key blade blank
    Patent number: D327631
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 7, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D327835
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 14, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter F. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D327836
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 14, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D327837
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 14, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328021
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 21, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328022
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 21, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328235
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 28, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328236
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 28, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328237
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 28, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328238
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: July 28, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328414
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: August 4, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Portion of a key blade blank
    Patent number: D328415
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: August 4, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D328854
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: August 25, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Portion of a key blade blank
    Patent number: D328855
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: August 25, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Portion of a key blade blank
    Patent number: D328856
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: August 25, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a keyplug
    Patent number: D329191
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: September 8, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Front face of a key plug
    Patent number: D329974
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: October 6, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, James W. Borgmann, Gary R. Jacobs
  • Portion of a key blade blank
    Patent number: D330845
    Type: Grant
    Filed: September 20, 1991
    Date of Patent: November 10, 1992
    Assignee: Best Lock Corporation
    Inventors: Walter E. Best, Timothy R. Bjornson, Jams W. Borgmann, Gary R. Jacobs