F28D 1/022
For immersion in a natural body of water
Official title: {for immersion in a natural body of water, e.g. marine radiators}
F28D1/022 (For immersion in a natural body of water) appears on 90 US grants and 107 published applications in this corpus.
Search patents in F28D- Granted patents
- 90
- Published applications
- 107
- Assignees
- 59
- Inventors
- 226
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 7 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 8 |
| 2013 | 1 | 3 |
| 2014 | 3 | 10 |
| 2015 | 5 | 10 |
| 2016 | 3 | 11 |
| 2017 | 7 | 8 |
| 2018 | 12 | 11 |
| 2019 | 11 | 4 |
| 2020 | 6 | 4 |
| 2021 | 3 | 2 |
| 2022 | 5 | 1 |
| 2023 | 1 | 5 |
| 2024 | 1 | 4 |
| 2025 | 4 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Propulsion unit for a marine vessel7 Apr 2026US 12,595,038 B2ABB AB
- Non-power cooling device for underwater datacenter3 Mar 2026US 12,568,608 B2Korea Institute of Ocean Science & Technology
- Thermal management systems for marine vessels17 Feb 2026US 12,552,510 B1Brunswick Corporation
- Thermal management systems and methods for thermally managing components for marine vessels14 Oct 2025US 12,441,449 B1Brunswick Corporation
- Watercraft with a cooling system30 Sep 2025US 12,427,892 B1BRP Marine US Inc.
- Pipe Freezing Device27 Feb 2025US 2025/0067513 A1
- Pressure compensated cooling radiator for subsea power equipment12 Dec 2024US 2024/0412915 A1OneSubsea IP UK Limited
- Apparatus and method for fluid cooling12 Sep 2024US 2024/0302115 A1Empig AS
- Non-power cooling device for underwater datacenter22 Aug 2024US 2024/0284638 A1Korea Institute of Ocean Science & Technology
- Anti-fouling system, designed to be used with a wet compartment6 Jun 2024US 2024/0181510 A1Koninklijke Philips N. V.
Most cited
By later US patents
- Passive, thermocycling column heat-exchanger system29US 6,142,215 AEDG, Inc. · 2000
- Watercraft having a closed coolant circulating system with a heat exchanger that constitutes an exterior surface of the hull29US 6,544,085 B1Bombardier Inc. · 2003
- Keel cooler with fluid flow diverter28US 7,201,213 B2Duramax Marine, LLC · 2007
- Marine keel cooler26US 4,557,319 A1985
- Method and apparatus for a cold flow subsea hydrocarbon production system24US 7,530,398 B2Shell Oil Company · 2009