F24H 1/202
With resistances
Official title: {with resistances}
F24H1/202 (With resistances) appears on 260 US grants and 299 published applications in this corpus.
Search patents in F24H- Granted patents
- 260
- Published applications
- 299
- Assignees
- 140
- Inventors
- 556
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 0 |
| 2003 | 2 | 1 |
| 2004 | 3 | 4 |
| 2005 | 3 | 8 |
| 2006 | 4 | 4 |
| 2007 | 3 | 5 |
| 2008 | 2 | 5 |
| 2009 | 4 | 8 |
| 2010 | 5 | 17 |
| 2011 | 1 | 5 |
| 2012 | 9 | 9 |
| 2013 | 5 | 14 |
| 2014 | 8 | 14 |
| 2015 | 14 | 14 |
| 2016 | 11 | 15 |
| 2017 | 11 | 12 |
| 2018 | 13 | 20 |
| 2019 | 14 | 20 |
| 2020 | 16 | 32 |
| 2021 | 13 | 15 |
| 2022 | 16 | 19 |
| 2023 | 14 | 14 |
| 2024 | 8 | 17 |
| 2025 | 8 | 14 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric boiler device based on utilization of residual energy of elevator, and control method19 May 2026US 12,631,346 B2Zhejiang University of Technology
- Method for controlling a temperature of a liquid in a liquid container17 Feb 2026US 12,554,276 B2Brita LP
- Water boiler with dual heating functionality13 Jan 2026US 12,523,395 B2Xiamen Aquasu Electric Shower Co., Ltd
- Method of defrosting a heat pump device as well as a heat pump device13 Jan 2026US 12,523,412 B2Stiebel Eltron GmbH & Co. KG
- Device for producing hot liquid23 Dec 2025US 12,504,202 B2Societe Commerciale Et D'Engineering
- Water supply unit and aircraft having a water supply unit24 Sep 2026US 2026/0287209 A1Airbus Operations GmbH
- Boost Heat Pump Water Heater3 Sep 2026US 2026/0258970 A1Rheem Manufacturing Company
- Water heater and methods for operating the same3 Sep 2026US 2026/0258971 A1Bradford White Corporation
- Water heater and methods for operating the same3 Sep 2026US 2026/0258972 A1Bradford White Corporation
- Water heater and methods for operating the same3 Sep 2026US 2026/0258978 A1Bradford White Corporation
Most cited
By later US patents
- Hot water dispenser having improved water temperature control system73US 4,978,833 ABunn-O-Matic Corporation · 1990
- Fast recovery electric fluid68US 4,458,138 A1984
- Programmable thermostat to reduce bacterial proliferation to prevent legionellosis65US 5,808,277 A1998
- Beverage-making device59US 4,603,621 ABloomfield Industries, Inc. · 1986
- Two stage thermostatically controlled electric water heating tank55US 5,293,446 A1994