F01P 3/207
Liquid-to-liquid heat-exchanging relative to marine vessels
Official title: {liquid-to-liquid heat-exchanging relative to marine vessels}
F01P3/207 (Liquid-to-liquid heat-exchanging relative to marine vessels) appears on 128 US grants and 70 published applications in this corpus.
Search patents in F01P- Granted patents
- 128
- Published applications
- 70
- Assignees
- 60
- Inventors
- 217
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 7 | 2 |
| 2003 | 2 | 4 |
| 2004 | 4 | 4 |
| 2005 | 3 | 1 |
| 2006 | 5 | 5 |
| 2007 | 3 | 4 |
| 2008 | 5 | 2 |
| 2009 | 5 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 3 | 4 |
| 2016 | 2 | 2 |
| 2017 | 3 | 4 |
| 2018 | 3 | 6 |
| 2019 | 6 | 6 |
| 2020 | 6 | 3 |
| 2021 | 4 | 4 |
| 2022 | 5 | 3 |
| 2023 | 7 | 5 |
| 2024 | 4 | 2 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tank for use in temperature control system and temperature control system7 Jul 2026US 12,674,407 B2Toyoda Gosei Co., Ltd.
- Impeller driving device for cooling pump of electric outboard device19 Aug 2025US 12,392,345 B2Aiwin Co., Ltd.
- Cooling system for watercraft15 Jul 2025US 12,358,601 B2Honda Motor Co., Ltd.
- Engine18 Feb 2025US 12,228,066 B2Yanmar Holdings Co., Ltd.
- Thermal management system of ship composite energy power system and control method thereof3 Dec 2024US 12,158,098 B1Shandong University of Science and Technology
- An outboard for watercraft30 Jan 2025US 2025/0033753 A1
- Impeller driving device for cooling pump of electric outboard device22 Aug 2024US 2024/0280108 A1Aiwin Co., Ltd.
- Tank for use in temperature control system and temperature control system2 May 2024US 2024/0141821 A1Toyoda Gosei Co., Ltd.
- Engine14 Sep 2023US 2023/0287826 A1Yanmar Holdings Co., Ltd.
- Engine24 Aug 2023US 2023/0265779 A1Yanmar Holdings Co., Ltd.
Most cited
By later US patents
- Marine engine cooling system with a check valve to facilitate draining52US 6,379,201 B1Brunswick Corporation · 2002
- Closed loop cooling for a marine engine46US 5,004,042 ABrunswick Corporation · 1991
- Marine propulsion auxiliary cooling system38US 4,728,306 ABrunswick Corporation · 1988
- Heat exchanger for marine engine cooling system38US 5,746,270 ABrunswick Corporation · 1998
- Exhaust system for watercraft34US 5,536,189 ASanshin Kogyo Kabushiki Kaisha · 1996