F28F 17/005
Means for draining condensates from heat exchangers
Official title: {Means for draining condensates from heat exchangers, e.g. from evaporators (F28B9/08 takes precedence)}
F28F17/005 (Means for draining condensates from heat exchangers) appears on 429 US grants and 556 published applications in this corpus.
Search patents in F28F- Granted patents
- 429
- Published applications
- 556
- Assignees
- 255
- Inventors
- 1,178
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 7 | 6 |
| 2003 | 2 | 8 |
| 2004 | 3 | 4 |
| 2005 | 5 | 6 |
| 2006 | 3 | 9 |
| 2007 | 5 | 17 |
| 2008 | 4 | 16 |
| 2009 | 5 | 14 |
| 2010 | 7 | 20 |
| 2011 | 9 | 21 |
| 2012 | 7 | 8 |
| 2013 | 7 | 23 |
| 2014 | 9 | 39 |
| 2015 | 18 | 36 |
| 2016 | 24 | 21 |
| 2017 | 19 | 25 |
| 2018 | 31 | 41 |
| 2019 | 29 | 39 |
| 2020 | 29 | 39 |
| 2021 | 31 | 31 |
| 2022 | 33 | 21 |
| 2023 | 23 | 31 |
| 2024 | 20 | 31 |
| 2025 | 19 | 35 |
| 2026 | 22 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger6 Oct 2026US 12,753,977 B2Kyungdong Navien Co., Ltd.
- Gas cooler6 Oct 2026US 12,753,980 B2Kobelco Compressors Corporation
- Heat exchanger and air-conditioning apparatus22 Sep 2026US 12,742,603 B2Mitsubishi Electric Corporation
- Air conditioner constituent unit and air conditioner15 Sep 2026US 12,736,232 B2Daikin Industries, Ltd.
- Heat exchanger and refrigeration cycle apparatus8 Sep 2026US 12,729,915 B2Mitsubishi Electric Corporation
- Storehouse27 Aug 2026US 2026/0251376 A1LG Electronics Inc.
- Heat exchanger27 Aug 2026US 2026/0251397 A1
- Heat exchanger and air handling unit6 Aug 2026US 2026/0227140 A1Daikin Industries, Ltd.
- Heat exchanger and air-conditioning apparatus including the same30 Jul 2026US 2026/0218993 A1Mitsubishi Electric Corporation
- Heat exchanger16 Jul 2026US 2026/0202150 A1Denso Corporation
Most cited
By later US patents
- Thermoelectric device with evaporating/condensing heat exchanger139US 5,737,923 AMarlow Industries, Inc. · 1998
- Thermoelectric refrigerator with evaporating/condensing heat exchanger113US 6,003,319 AMarlow Industries, Inc. · 1999
- Microstructured surface film assembly for liquid acquisition and transport74US 6,531,206 B23M Innovative Properties Company · 2003
- Condenser with small hydraulic diameter flow path59US 4,998,580 AModine Manufacturing Company · 1991
- Evaporator or evaporator/condenser59US 5,279,360 AModine Manufacturing Company · 1994