Patents by Inventor John W. Van Akkeren

John W. Van Akkeren 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).

  • Under-the-rim dispenser for a toilet bowl
    Patent number: D500548
    Type: Grant
    Filed: August 29, 2003
    Date of Patent: January 4, 2005
    Assignee: S. C. Johnson & Son, Inc.
    Inventors: Simon M. Conway, Stephen R. Schwallie, Eric DeSouza, David S. Iverson, John W. Van Akkeren, Jason M. Carey, Daniel Perez, George L. Slezak
  • Handle
    Patent number: D502002
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: February 22, 2005
    Assignee: S.C. Johnson & Son, Inc.
    Inventors: Simon M. Conway, Douglas A. Soller, Todd A. Zeilinger, Anne C. Moser, Tianzhu Wang, John W. Van Akkeren
  • Part of a handle
    Patent number: D502324
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: March 1, 2005
    Assignee: S.C. Johnson & Son, Inc.
    Inventors: Simon M. Conway, Douglas A. Soller, Todd A. Zeilinger, Anne C. Moser, Tianzhu Wang, John W. Van Akkeren
  • Under-the-rim dispenser for a toilet bowl
    Patent number: D496711
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: September 28, 2004
    Assignee: S.C. Johnson & Son, Inc.
    Inventors: Simon M. Conway, Stephen R. Schwallie, Eric DeSouza, David S. Iverson, John W. Van Akkeren, Jason M. Carey, Daniel Perez, George L. Slezak
  • Band saw
    Patent number: D309316
    Type: Grant
    Filed: February 26, 1988
    Date of Patent: July 17, 1990
    Assignee: Armstrong-Blum Mfg. Co.
    Inventors: Scott J. Collins, Timothy B. Strandell, John W. Van Akkeren
  • Scale housing
    Patent number: D383685
    Type: Grant
    Filed: July 19, 1996
    Date of Patent: September 16, 1997
    Assignee: Health o meter, Inc.
    Inventors: John W. Van Akkeren, Matthew A. Stone