A47L 2501/06
Water heaters
A47L2501/06 (Water heaters) appears on 141 US grants and 205 published applications in this corpus.
Search patents in A47L- Granted patents
- 141
- Published applications
- 205
- Assignees
- 59
- Inventors
- 400
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 1 | 6 |
| 2008 | 0 | 5 |
| 2009 | 1 | 7 |
| 2010 | 4 | 3 |
| 2011 | 1 | 9 |
| 2012 | 2 | 15 |
| 2013 | 3 | 10 |
| 2014 | 7 | 6 |
| 2015 | 12 | 9 |
| 2016 | 3 | 6 |
| 2017 | 7 | 13 |
| 2018 | 8 | 10 |
| 2019 | 10 | 13 |
| 2020 | 9 | 17 |
| 2021 | 11 | 14 |
| 2022 | 11 | 9 |
| 2023 | 12 | 13 |
| 2024 | 4 | 13 |
| 2025 | 6 | 7 |
| 2026 | 7 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Warewash machine or other food equipment machine with contactor monitoring system11 Aug 2026US 12,706,254 B2Illinois Tool Works Inc.
- Dishwasher including heat pump apparatus28 Jul 2026US 12,690,746 B2LG Electronics Inc.
- Dishwasher and method for controlling same9 Jun 2026US 12,648,682 B2Samsung Electronics Co., Ltd.
- Dishwashing appliance and communication-based operation thereof26 May 2026US 12,635,844 B2Haier US Appliance Solutions, Inc.
- Dishwasher and method for controlling same14 Apr 2026US 12,599,281 B2Samsung Electronics Co., Ltd.
- Dishwashers with hybrid thermoelectric and electric heating systems for water heating and dish drying1 Oct 2026US 2026/0294205 A1Samsung Electronics Co., Ltd.
- Dishwasher and control method therefor24 Sep 2026US 2026/0283441 A1LG Electronics Inc.
- Dishwasher and method for controlling the same17 Sep 2026US 2026/0272253 A1LG Electronics Inc.
- Dishwashing appliances with hot start features and related methods27 Aug 2026US 2026/0248346 A1Haier US Appliance Solutions, Inc.
- Dishwasher and method for controlling the same27 Aug 2026US 2026/0248347 A1LG Electronics Inc.
Most cited
By later US patents
- Apparatus for monitoring and controlling the operation of a machine for washing articles66US 5,603,233 AHoneywell Inc. · 1997
- Method of controlling a washing cycle in an automatic dishwasher39US 5,264,043 AZanussi Elettrodomestici S.p.A. · 1993
- Soil sensing system for a dishwasher38US 6,432,216 B1Whirlpool Corporation · 2002
- Dishwasher with shared heater38US 9,034,112 B2Whirlpool Corporation · 2015
- Energy usage controller for an appliance29US 5,883,802 AAlliance Laundry Systems LLC · 1999