Patents by Inventor Alan G. Trojanowski

Alan G. Trojanowski 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).

  • Bristled head for a toothbrush
    Patent number: D368803
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: April 16, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski
  • Toothbrush
    Patent number: D368804
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: April 16, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski
  • Bristled head for a toothbrush
    Patent number: D372584
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: August 13, 1996
    Assignee: Joihon & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski
  • Toothbrush
    Patent number: D373681
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: September 17, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski, Thomas M. Dair, Mari H. Ando, Jarrod L. Linton
  • Toothbrush
    Patent number: D374122
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: October 1, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski, Thomas M. Dair, Mari H. Ando, Jarrod L. Linton
  • Toothbrush
    Patent number: D374350
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: October 8, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski, Mari H. Ando, Jarrod L. Linton
  • Bristled head for a toothbrush
    Patent number: D374775
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: October 22, 1996
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski
  • Bristle head for a toothbrush
    Patent number: D386004
    Type: Grant
    Filed: October 25, 1995
    Date of Patent: November 11, 1997
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Alan G. Trojanowski, Nicholas R. Lee
  • Toothbrush
    Patent number: D402114
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 8, 1998
    Assignee: McNeil-PPC, Inc.
    Inventors: Bruce F. Fleming, Alan G. Trojanowski, Thomas Dair, Vanessa Sica, Carly White, Scott Henderson
  • Toothbrush handle
    Patent number: D402115
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 8, 1998
    Assignee: McNeil-PPC, Inc.
    Inventors: Thomas Dair, Vanessa Sica, Carly White, Scott Henderson, Alan G. Trojanowski
  • Brushhead for a toothbrush
    Patent number: D402116
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 8, 1998
    Inventors: Stuart J. Magloff, Alan G. Trojanowski
  • Brushhead for a toothbrush
    Patent number: D402117
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 8, 1998
    Assignee: McNeil-PPC, Inc.
    Inventors: Bruce F. Fleming, Alan G. Trojanowski
  • Toothbrush
    Patent number: D402118
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 8, 1998
    Assignee: McNeil-PPC, Inc.
    Inventors: James Menke, Alan G. Trojanowski, Thomas Dair, Vanessa Sica, Carly White, Scott Henderson
  • Toothbrush
    Patent number: D402471
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: December 15, 1998
    Inventors: Stuart J. Magloff, Alan G. Trojanowski, Thomas Dair, Vanessa Sica, Carly White, Scott Henderson
  • Brushhead for a toothbrush
    Patent number: D403510
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: January 5, 1999
    Assignee: McNeil-PPC, Inc.
    Inventors: James Menke, Alan G. Trojanowski
  • Bristled head for a toothbrush
    Patent number: D406464
    Type: Grant
    Filed: August 14, 1996
    Date of Patent: March 9, 1999
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Kevin G. Yost, Alan G. Trojanowski
  • Bristle head for a toothbrush
    Patent number: D414339
    Type: Grant
    Filed: October 25, 1995
    Date of Patent: September 28, 1999
    Assignee: Johnson & Johnson Consumer Products, Inc.
    Inventors: Alan G. Trojanowski, Nicholas R. Lee
  • Brushhead for a toothbrush
    Patent number: D414607
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: October 5, 1999
    Assignee: McNeil-PPC, Inc.
    Inventors: Alan G. Trojanowski, Ruby E. Kirkup, Richard M. Prospero