F24H 9/001
Guiding means
Official title: {Guiding means}
F24H9/001 (Guiding means) appears on 410 US grants and 567 published applications in this corpus.
Search patents in F24H- Granted patents
- 410
- Published applications
- 567
- Assignees
- 286
- Inventors
- 1,042
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 3 |
| 2003 | 1 | 3 |
| 2004 | 4 | 4 |
| 2005 | 3 | 2 |
| 2006 | 3 | 6 |
| 2007 | 2 | 1 |
| 2008 | 2 | 8 |
| 2009 | 4 | 21 |
| 2010 | 7 | 19 |
| 2011 | 6 | 12 |
| 2012 | 8 | 31 |
| 2013 | 5 | 23 |
| 2014 | 19 | 31 |
| 2015 | 11 | 30 |
| 2016 | 19 | 33 |
| 2017 | 23 | 36 |
| 2018 | 34 | 36 |
| 2019 | 26 | 31 |
| 2020 | 28 | 36 |
| 2021 | 32 | 35 |
| 2022 | 28 | 40 |
| 2023 | 21 | 25 |
| 2024 | 23 | 35 |
| 2025 | 21 | 38 |
| 2026 | 19 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Water heater having highly efficient and compact heat exchanger6 Oct 2026US RE51,053 E1A. O. Smith Corporation
- Fine bubble generator, water heater, and dishwasher22 Sep 2026US 12,741,252 B2Rinnai Corporation
- Stepped segmental baffle for electric process heater1 Sep 2026US 12,723,776 B2
- Water tank assembly for heating device, and heating device25 Aug 2026US 12,716,614 B2Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd.
- Burner and water heater comprising same25 Aug 2026US 12,716,615 B2Kyungdong Navien Co., Ltd.
- Water heating system and device8 Oct 2026US 2026/0309340 A1Mixergy Limited
- Pressurized tankless boiler system and appartus8 Oct 2026US 2026/0309365 A1Phoenix Heating Services
- Exhaust Flue for Water Heater24 Sep 2026US 2026/0287210 A1Rheem Manufacturing Company
- Exhaust adapter27 Aug 2026US 2026/0251300 A1Rinnai Corporation
- Single pass high-efficiency condensing water heater27 Aug 2026US 2026/0251350 A1Bradford White Corporation
Most cited
By later US patents
- Heat exchanger tube with integral restricting and turbulating structure35US 7,255,155 B2Beckett Gas, Inc. · 2007
- System for providing substantially instantaneous hot water33US 5,872,891 A1999
- Water heating tank with thermosiphonic circulation for improved heat recovery rate32US 6,370,328 B12002
- Multiple stage heating apparatus31US 5,989,020 ALochinvar, LLC · 1999
- Rib design for boiler tubes29US 4,314,587 ACombustion Engineering, Inc. · 1982