Patents by Inventor Christopher Larsen

Christopher Larsen 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).

  • Neck jet pillow
    Patent number: 5716333
    Abstract: A unitarily-molded pillow for mounting in a spa and having a flexible membrane positioned therein and with respect to a water discharge jet by an integrally-molded support structure including an upper collar, a lower rim, and respective side shoulders, the support structure being integrated into a smooth, contoured front surface providing integral neck and head support, with the membrane positioned to provide a pleasing warm neck massage effect and the jet being adjustable via an air valve for user comfort.
    Type: Grant
    Filed: June 4, 1996
    Date of Patent: February 10, 1998
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Support pillow for use with bathing tubs including spas, pools, and whirlpools
    Patent number: D364303
    Type: Grant
    Filed: November 9, 1994
    Date of Patent: November 21, 1995
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D387869
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: December 16, 1997
    Assignee: Watkins Manufacturing Co.
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D387870
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: December 16, 1997
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D405181
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D405182
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa face plate
    Patent number: D405183
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa face plate
    Patent number: D405184
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D405185
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa shell
    Patent number: D405186
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 2, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen
  • Spa face plate
    Patent number: D405533
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: February 9, 1999
    Assignee: Watkins Manufacturing Corporation
    Inventor: Christopher Larsen