Element Patents (Class D23/322)
Heat exchange unit, e.g., coil, etc. (Class D23/323)
  • 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
  • Water heater stand
    Patent number: D441855
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: May 8, 2001
    Assignee: National Diversified Sales, Inc.
    Inventor: Darren Fine
  • Water heater bottom insulation member
    Patent number: D452903
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: January 8, 2002
    Assignee: GSW Inc.
    Inventor: James Whitsitt
  • Shower heater cover
    Patent number: D460164
    Type: Grant
    Filed: September 12, 2001
    Date of Patent: July 9, 2002
    Inventor: Byron Blanco, Jr.
  • Cover for a burner
    Patent number: D549808
    Type: Grant
    Filed: April 29, 2005
    Date of Patent: August 28, 2007
    Assignee: SPX Corporation
    Inventors: Kenneth R. Moskwa, H. Scott Ryan, Douglas M. Russell, Len H. Nicholas, Brian Iske
  • Water heater
    Patent number: D573239
    Type: Grant
    Filed: March 14, 2007
    Date of Patent: July 15, 2008
    Assignee: A. O. Smith Enterprises Ltd.
    Inventors: Larry Nestor Chanasyk, Jawed Anwar
  • Hot water heater stand
    Patent number: D582023
    Type: Grant
    Filed: May 15, 2008
    Date of Patent: December 2, 2008
    Inventors: Jerome A. Sheppard, Samuel W. Taylor
  • Electric tank heater
    Patent number: D604815
    Type: Grant
    Filed: March 25, 2009
    Date of Patent: November 24, 2009
    Assignee: Petrostar Petroleum Corporation
    Inventor: Robert A. Sim
  • Air intake for a water heater
    Patent number: D607094
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: December 29, 2009
    Assignee: AOS Holding Company
    Inventor: Emadeddin Y. Tanbour
  • Heat transfer appliance
    Patent number: D608875
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: January 26, 2010
    Inventors: Ole Pilgaard, Michael Starkey
  • Water heater cover
    Patent number: D618326
    Type: Grant
    Filed: December 2, 2008
    Date of Patent: June 22, 2010
    Inventors: Richard Anthony Galjaardt, Marc Fraser
  • Water Heater
    Patent number: D632768
    Type: Grant
    Filed: May 27, 2008
    Date of Patent: February 15, 2011
    Assignee: A. O. Smith Enterprises Ltd.
    Inventors: Larry Nestor Chanasyk, Jawed Anwar
  • Water heater
    Patent number: D644307
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: August 30, 2011
    Assignee: A. O. Smith Enterprises Ltd.
    Inventors: Larry Nestor Chanasyk, Jawed Anwar
  • Electric water heater for shower
    Patent number: D651701
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: January 3, 2012
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Gary Moore, James Edward Self, Michael Ramsden
  • Water heater pipe cover
    Patent number: D671626
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: November 27, 2012
    Inventor: William Emerson Bausmith, III
  • Sloped water heater pan
    Patent number: D677369
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: March 5, 2013
    Inventor: Travis J. Tindall
  • Heat pipe cooling device
    Patent number: D713020
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: September 9, 2014
    Assignee: Hitachi Power Solutions Co., Ltd.
    Inventors: Hironori Kitajima, Hitoshi Sakayori, Yuuzou Shiraishi
  • Adapter for variable air volume damper shaft
    Patent number: D713947
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: September 23, 2014
    Inventor: Aaron Jensen
  • Exhaust pipe cover for water heater
    Patent number: D720056
    Type: Grant
    Filed: May 9, 2012
    Date of Patent: December 23, 2014
    Assignees: Tosetz Co., Ltd., Mirai Industry Co., Ltd.
    Inventors: Norikazu Maki, Hirokazu Kawamura
  • Connecting tool for evaporator
    Patent number: D720841
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: January 6, 2015
    Assignee: Keihin Thermal Technology Corporation
    Inventor: Sumitaka Watanabe
  • Heating-equipment cabinet
    Patent number: D760367
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: June 28, 2016
    Assignee: OVENTROP GMBH & CO.KG
    Inventor: Georg Rump
  • Control panel for a heater
    Patent number: D787032
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: May 16, 2017
    Assignee: Robert Bosch GmbH
    Inventors: Thomas Stenka, Markus Mottscheller, Philipp Kupfer
  • Control panel for a heater
    Patent number: D788276
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: May 30, 2017
    Assignee: Robert Bosch GmbH
    Inventors: Thomas Stenka, Markus Mottscheller, Philipp Kupfer
  • Exhaust tube holding member
    Patent number: D801494
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: October 31, 2017
    Assignee: NORITZ CORPORATION
    Inventor: Hironao Matsunaga
  • Exhaust tube holding member
    Patent number: D810901
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: February 20, 2018
    Assignee: NORITZ CORPORATION
    Inventor: Hironao Matsunaga
  • Exhaust tube holding member
    Patent number: D810902
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: February 20, 2018
    Assignee: NORITZ CORPORATION
    Inventor: Hironao Matsunaga
  • Exhaust tube holding member
    Patent number: D812731
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: March 13, 2018
    Assignee: NORITZ CORPORATION
    Inventor: Hironao Matsunaga
  • Exhaust pipe for water heater
    Patent number: D816820
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: May 1, 2018
    Assignees: LIVING ENGINEERING CO., LTD., MIRAI INDUSTRY CO., LTD.
    Inventors: Yasuhide Satoh, Kiyomi Kanamoto, Hirokazu Kawamura
  • Boiler low water cutoff/pump controller probe
    Patent number: D819188
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: May 29, 2018
    Assignee: Pityu Controls Inc.
    Inventor: Stevan Dobi
  • Water heater
    Patent number: D822184
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: July 3, 2018
    Assignee: NORITZ CORPORATION
    Inventors: Hideki Yamaguchi, Hironao Matsunaga, Hidefumi Koda, Teizo Nanbu
  • Combined boiler low water cutoff and pump controller bottle
    Patent number: D837351
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: January 1, 2019
    Assignee: Pityu Controls Inc.
    Inventor: Stevan Dobi
  • Flow-through piping cap
    Patent number: D840524
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: February 12, 2019
    Assignee: Dobber Industries, LLC
    Inventor: Darwin Bryant
  • Flow-through piping cap
    Patent number: D849899
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: May 28, 2019
    Assignee: Dobber Industries, LLC—Patent Series
    Inventors: Darwin Bryant, Jerrod Harrell
  • Heating apparatus clip
    Patent number: D859618
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: September 10, 2019
    Assignee: Pentair Water Pool and Spa, Inc.
    Inventors: Eric Louis Pinnell, Sean Michael McEwan, James Lee Miller
  • Non-thermostatic tankless water heater cover
    Patent number: D863519
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: October 15, 2019
    Assignee: Rheem Manufacturing Company
    Inventors: Christopher M. Hayden, Sergiu G. Mihu, Eric R. Jurczyszak, Curtis J. Keohane, Michael J. Medica
  • Heater stand
    Patent number: D865140
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: October 29, 2019
    Assignee: Thermofilm Australia Pty Ltd
    Inventor: Mark Stone
  • Thermostatic tankless water heater cover
    Patent number: D870868
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: December 24, 2019
    Assignee: Rheem Manufacturing Company
    Inventors: Christopher M. Hayden, Sergiu G. Mihu, Eric R. Jurczyszak, Curtis J. Keohane, Michael J. Medica
  • Enclosure with coupling features for a water heater
    Patent number: D879919
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: March 31, 2020
    Assignee: Rheem Manufacturing Company
    Inventor: Raheel A. Chaudhry
  • Water heater insert
    Patent number: D887538
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: June 16, 2020
    Assignee: ECONOMICO, LLC
    Inventor: Christopher Emery
  • Water heater venting assembly
    Patent number: D906496
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: December 29, 2020
    Assignee: IPEX TECHNOLOGIES INC.
    Inventors: Martin Kwan Yu Leung, Ivan Lee Stiehl
  • Flow-through screen
    Patent number: D914857
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: March 30, 2021
    Inventors: Jerrod Harrell, Tylor Nunn
  • Hot water tank powered titanium anode rod
    Patent number: D917680
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: April 27, 2021
    Inventor: Ian Derek Fawn-Meade
  • Water heater stand
    Patent number: D928297
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: August 17, 2021
    Inventor: Wade D. Morgan, Sr.
  • Gasket for heat exchanger
    Patent number: D938002
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: December 7, 2021
    Assignee: Tranter, Inc.
    Inventors: Brian W. Deeb, Rhorn John, Shawoon Roy
  • Rectangular shaped flow through cap
    Patent number: D948007
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: April 5, 2022
    Assignee: Modern AC Products, LLC
    Inventors: Jerrod Harrell, Tylor Nunn
  • Dome shaped flow through cap
    Patent number: D955537
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: June 21, 2022
    Assignee: Modern AC Products LLC
    Inventors: Jerrod Harrell, Tylor Nunn
  • Water heater positioning aid
    Patent number: D969282
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: November 8, 2022
    Assignee: Giulienne Longo
    Inventor: Giulienne Longo
  • Water heater drip tray
    Patent number: D998117
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: September 5, 2023
    Inventor: Vincent Vernon Van Zyl
  • Water heater pan
    Patent number: D1012254
    Type: Grant
    Filed: January 16, 2021
    Date of Patent: January 23, 2024
    Inventor: James J. Begier