F24D 17/0089
Additional heating means
Official title: {Additional heating means, e.g. electric heated buffer tanks or electric continuous flow heaters, located close to the consumer, e.g. directly before the water taps in bathrooms, in domestic hot water lines}
F24D17/0089 (Additional heating means) appears on 54 US grants and 80 published applications in this corpus.
Search patents in F24D- Granted patents
- 54
- Published applications
- 80
- Assignees
- 34
- Inventors
- 116
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 5 |
| 2012 | 3 | 4 |
| 2013 | 1 | 8 |
| 2014 | 2 | 6 |
| 2015 | 6 | 4 |
| 2016 | 3 | 5 |
| 2017 | 3 | 4 |
| 2018 | 6 | 7 |
| 2019 | 7 | 4 |
| 2020 | 2 | 4 |
| 2021 | 0 | 4 |
| 2022 | 4 | 3 |
| 2023 | 4 | 3 |
| 2024 | 5 | 7 |
| 2025 | 3 | 5 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic faucet, method of coupling between a source of conditioned water or fluid and a faucet and method for controlling an electronic faucet6 Oct 2026US 12,753,587 B2Gessi S.P.A.
- Low-emissions heating, cooling, and hot water system25 Aug 2026US 12,716,616 B2Harvest Thermal, Inc.
- Low-emissions heating, cooling and hot water system27 May 2025US 12,313,301 B2Harvest Thermal, Inc.
- Methods and systems and apparatus to support reduced energy and water usage22 Apr 2025US 12,281,817 B2Octopus Energy Heating Limited
- Methods of configuring and controlling hot water supply installations11 Feb 2025US 12,222,112 B2Octopus Energy Heating Limited
- Electric hot water micro-tank preheater unit10 Sep 2026US 2026/0266476 A1
- Hot water station18 Jun 2026US 2026/0168680 A1Envola GmbH
- Hot water system18 Jun 2026US 2026/0168681 A1Envola GmbH
- Dual-function water heating and cooling system and method thereof8 Jan 2026US 2026/0009545 A1
- System and method for determining heat transfer capacity of an indirect water heater20 Nov 2025US 2025/0354722 A1Laars Heating Systems Company
Most cited
By later US patents
- Supplemental electric water heater unit for compensating cooling of a hot water supply line49US 4,680,446 A1987
- Apparatus and control method for a hybrid tankless water heater37US 8,498,523 B2Intellihot, Inc. · 2013
- Expansion chamber arrangement for water heating and dispensing device32US 4,263,498 AHobart Corporation · 1981
- Control system methods for networked water heaters21US 8,271,143 B2Intellihot Green Technologies, Inc. · 2012
- Control method for a hybrid tankless water heater18US 8,971,694 B2Intellihot Green Technologies, Inc. · 2015