Element Patents (Class D23/322)
Heat exchange unit, e.g., coil, etc. (Class D23/323)
  • Shield
    Patent number: D436399
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: January 16, 2001
    Inventor: Doug A. Poland
  • Junction box cover for a water heater
    Patent number: D437922
    Type: Grant
    Filed: May 19, 1999
    Date of Patent: February 20, 2001
    Inventors: Barry N. Jackson, Gary W. Gauer, John Ronvik
  • Water heater top
    Patent number: D440287
    Type: Grant
    Filed: May 19, 1999
    Date of Patent: April 10, 2001
    Inventors: Barry N. Jackson, Gary W. Gauer, John Ronvik
  • Strap for securing a seismic water heater
    Patent number: D301734
    Type: Grant
    Filed: September 15, 1986
    Date of Patent: June 20, 1989
    Inventor: Richard J. Pernosky
  • Resistive water heater element
    Patent number: D345415
    Type: Grant
    Filed: January 15, 1991
    Date of Patent: March 22, 1994
    Inventor: Richard W. Bremer
  • Resistive water heater element
    Patent number: D346650
    Type: Grant
    Filed: January 15, 1991
    Date of Patent: May 3, 1994
    Inventor: Richard W. Bremer
  • Hot water heater shut off valve
    Patent number: D367703
    Type: Grant
    Filed: December 14, 1994
    Date of Patent: March 5, 1996
    Inventors: Kenneth E. Myers, Alice M. Myers
  • Water heater riser
    Patent number: D429802
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: August 22, 2000
    Inventor: Robert B. Whyte
  • Stand for a water heater
    Patent number: D434125
    Type: Grant
    Filed: November 9, 1998
    Date of Patent: November 21, 2000
    Inventor: Steven C. Remeyer