F28D 9/0025
The conduits being formed by zig-zag bend plates
Official title: {the conduits being formed by zig-zag bend plates}
F28D9/0025 (The conduits being formed by zig-zag bend plates) appears on 187 US grants and 182 published applications in this corpus.
Search patents in F28D- Granted patents
- 187
- Published applications
- 182
- Assignees
- 134
- Inventors
- 380
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 7 |
| 2003 | 1 | 6 |
| 2004 | 2 | 9 |
| 2005 | 8 | 3 |
| 2006 | 5 | 6 |
| 2007 | 3 | 5 |
| 2008 | 0 | 8 |
| 2009 | 4 | 5 |
| 2010 | 5 | 10 |
| 2011 | 2 | 8 |
| 2012 | 2 | 12 |
| 2013 | 1 | 7 |
| 2014 | 6 | 8 |
| 2015 | 5 | 3 |
| 2016 | 6 | 11 |
| 2017 | 4 | 11 |
| 2018 | 8 | 7 |
| 2019 | 8 | 14 |
| 2020 | 6 | 9 |
| 2021 | 6 | 7 |
| 2022 | 8 | 6 |
| 2023 | 5 | 10 |
| 2024 | 9 | 7 |
| 2025 | 7 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Heat transfer baffle system and uses thereof28 Oct 2025US 12,454,671 B2ABEC, Inc.
- Structured packing bed for high pressure mass transfer and/or heat exchange applications22 Jul 2025US 12,366,416 B2Sulzer Management AG
- Heat exchanger for transferring heat between a coolant and a re-frigerant in a vehicle8 Jan 2026US 2026/0009588 A1Webasto SE
- Cooling device and method for manufacturing cooling device25 Dec 2025US 2025/0389496 A1Toyota Jidosha Kabushiki Kaisha
- Heat exchanger4 Dec 2025US 2025/0369697 A1Panasonic Intellectual Property Management Co., Ltd.
- Heat Transfer Baffle System and Uses Thereof21 Nov 2024US 2024/0384218 A1ABEC, Inc.
- Heat Transport Device And Method For Manufacturing Same31 Oct 2024US 2024/0361080 A1WELCON Inc.
Most cited
By later US patents
- Built-in cooling system for an enclosure171US 5,570,740 ADSC Communications Corporation · 1996
- Cooling air cooler for a gas turbine engine86US 4,137,705 AGeneral Electric Company · 1979
- Thermally integrated heat exchange system for solid oxide electrolyte systems76US 5,340,664 ACeramatec, Inc. · 1994
- Stirling engine having platelet heat exchanging elements59US 6,513,326 B12003
- Total heat exchanger57US 4,460,388 ANippon Soken, Inc. · 1984