F24H 2250/00
Electrical heat generating means
F24H2250/00 (Electrical heat generating means) appears on 251 US grants and 474 published applications in this corpus.
Search patents in F24H- Granted patents
- 251
- Published applications
- 474
- Assignees
- 264
- Inventors
- 982
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 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 | 4 |
| 2010 | 0 | 2 |
| 2011 | 0 | 10 |
| 2012 | 6 | 18 |
| 2013 | 4 | 22 |
| 2014 | 14 | 23 |
| 2015 | 5 | 37 |
| 2016 | 23 | 34 |
| 2017 | 25 | 25 |
| 2018 | 21 | 22 |
| 2019 | 21 | 32 |
| 2020 | 17 | 37 |
| 2021 | 23 | 36 |
| 2022 | 19 | 32 |
| 2023 | 17 | 33 |
| 2024 | 22 | 42 |
| 2025 | 16 | 38 |
| 2026 | 14 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heater and heating pool15 Sep 2026US 12,736,254 B2Oriental Recreational Products (Shanghai) Co., Ltd
- Apparatus and method for microwave heating of fluids1 Sep 2026US 12,727,062 B21863815 Ontario Limited
- Driving part of warm air heater and warm air heater21 Jul 2026US 12,687,320 B2Shanghai Kohler Electronics, Ltd.
- Structured body for heating gas23 Jun 2026US 12,661,628 B2Topsoe A/S
- Resistive liquid heater2 Jun 2026US 12,644,624 B2Dyson Technology Limited
- Heating apparatus8 Oct 2026US 2026/0307461 A1Aisan Kogyo Kabushiki Kaisha
- System and method for cleaning windows and lenses in automotive applications1 Oct 2026US 2026/0296374 A1Uusi, LLC
- Clamshell heater24 Sep 2026US 2026/0287207 A1ASM IP Holding B. V.
- Systems and Methods to Quick Start a Water Heater3 Sep 2026US 2026/0258969 A1Rheem Manufacturing Company
- Water heater and methods for operating the same3 Sep 2026US 2026/0258978 A1Bradford White Corporation
Most cited
By later US patents
- Food steamer containers with sequential ohmic water heating32US 8,525,081 B2Wood Stone Ideas, LLC · 2013
- Multi-temperature control system and fluid temperature control device applicable to the same system30US 6,157,778 AKomatsu Ltd. · 2000
- Method and apparatus for detecting and compensating for sediment build-up in tank-style water heaters26US 9,435,566 B2Honeywell International Inc. · 2016
- Apparatus for tempering fluid masses21US 4,998,502 A1991
- Digital control system for tankless water heater assembly19US 8,297,525 B1Niagara Industries, Inc. · 2012