A47L 15/4285
Water-heater arrangements
Official title: {Water-heater arrangements (steam generating arrangements A47L15/4234)}
A47L15/4285 (Water-heater arrangements) appears on 298 US grants and 377 published applications in this corpus.
Search patents in A47L- Granted patents
- 298
- Published applications
- 377
- Assignees
- 108
- Inventors
- 595
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 0 |
| 2004 | 2 | 6 |
| 2005 | 1 | 4 |
| 2006 | 3 | 7 |
| 2007 | 3 | 7 |
| 2008 | 2 | 4 |
| 2009 | 2 | 6 |
| 2010 | 5 | 9 |
| 2011 | 5 | 11 |
| 2012 | 5 | 12 |
| 2013 | 2 | 8 |
| 2014 | 9 | 11 |
| 2015 | 9 | 16 |
| 2016 | 9 | 17 |
| 2017 | 17 | 45 |
| 2018 | 17 | 26 |
| 2019 | 29 | 28 |
| 2020 | 27 | 34 |
| 2021 | 20 | 30 |
| 2022 | 27 | 17 |
| 2023 | 22 | 19 |
| 2024 | 20 | 13 |
| 2025 | 12 | 11 |
| 2026 | 6 | 32 |
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.
- Dish washing machine using induction heating4 Aug 2026US 12,697,008 B2K.D.W. Company Limited
- Dishwasher including heat pump apparatus28 Jul 2026US 12,690,746 B2LG Electronics Inc.
- Heat collecting pump and washing appliance having the same7 Apr 2026US 12,595,809 B2Foshan Shunde Midea Washing Appliances Manufacturing Co., Ltd.
- Cup washer24 Mar 2026US 12,582,281 B2LG Electronics Inc.
- Heat-pump dishwasher8 Oct 2026US 2026/0305908 A1Haier Smart Home 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.
- Dishwasher and method for controlling the same27 Aug 2026US 2026/0248347 A1LG Electronics Inc.
Most cited
By later US patents
- Dishwasher113US 5,470,142 AFisher & Paykel Limited · 1995
- Dishwasher97US 5,755,244 AFisher & Paykel Limited · 1998
- Dishwasher83US 6,189,551 B1Fisher & Paykel Limited · 2001
- Heater for heating flows of fluid and dishwashing machine provided therewith64US 4,326,552 A1982
- Dishwasher with heater and method of controlling the same58US 7,093,604 B2Samsung Electronics Co., Ltd. · 2006