F01P 2050/02
Marine engines
F01P2050/02 (Marine engines) appears on 371 US grants and 202 published applications in this corpus.
Search patents in F01P- Granted patents
- 371
- Published applications
- 202
- Assignees
- 105
- Inventors
- 584
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 16 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 15 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 13 |
| 2002 | 29 | 21 |
| 2003 | 18 | 15 |
| 2004 | 21 | 16 |
| 2005 | 15 | 5 |
| 2006 | 18 | 20 |
| 2007 | 13 | 11 |
| 2008 | 15 | 6 |
| 2009 | 8 | 8 |
| 2010 | 7 | 6 |
| 2011 | 3 | 5 |
| 2012 | 3 | 0 |
| 2013 | 3 | 3 |
| 2014 | 5 | 3 |
| 2015 | 3 | 6 |
| 2016 | 6 | 8 |
| 2017 | 5 | 11 |
| 2018 | 9 | 7 |
| 2019 | 15 | 6 |
| 2020 | 5 | 7 |
| 2021 | 9 | 3 |
| 2022 | 11 | 5 |
| 2023 | 6 | 9 |
| 2024 | 8 | 4 |
| 2025 | 3 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Personal watercraft9 Jun 2026US 12,649,561 B2Kawasaki Motors, Ltd.
- Cooling device for ship propulsion machine10 Mar 2026US 12,571,339 B2Suzuki Motor Corporation
- Cooling device for ship propulsion machine4 Nov 2025US 12,459,623 B2Suzuki Motor Corporation
- Heat exchanger1 Jul 2025US 12,345,477 B2Hydroniq Coolers AS
- Marine drives having steerable gearcase20 May 2025US 12,304,607 B1Brunswick Corporation
- Adaptive control of a water pump in a marine propulsion system10 Sep 2026US 2026/0266210 A1Vision Marine Technologies
- Electric outboard motor6 Aug 2026US 2026/0225700 A1Suzuki Motor Corporation
- Electric propulsion machine26 Feb 2026US 2026/0055721 A1Suzuki Motor Corporation
- Marine vessel and marine engine cooling system29 May 2025US 2025/0171128 A1Yamaha Hatsudoki Kabushiki Kaisha
- Outboard motor and boat propulsion device27 Jun 2024US 2024/0208629 A1Yamaha Hatsudoki Kabushiki Kaisha
Most cited
By later US patents
- Hybird vehicle cooling system127US 5,255,733 AFord Motor Company · 1993
- System for controlling the temperature of the air in a cabin for an engine-electric motor hybrid car103US 5,497,941 ANippondenso Co., Ltd. · 1996
- Cooling system for a vehicle having an internal-combustion engine99US 5,215,044 ABehr GmbH & Co. · 1993
- Coolant circuit72US 5,537,956 ADaimler-Benz Aktiengesellschaft · 1996
- Marine propulsion device including a fuel injected, four-cycle internal combustion engine67US 5,309,885 AOutboard Marine Corporation · 1994