F02D 25/04
Controlling two or more co-operating engines: by cutting-out engines
Official title: by cutting-out engines
F02D25/04 (Controlling two or more co-operating engines: by cutting-out engines) appears on 42 US grants and 39 published applications in this corpus.
Search patents in F02D- Granted patents
- 42
- Published applications
- 39
- Assignees
- 29
- Inventors
- 74
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 5 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 3 | 3 |
| 2006 | 0 | 3 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 4 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 3 |
| 2019 | 1 | 4 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for optimizing vessel fuel consumption7 Mar 2023US 11,598,282 B1Atlantic Towing Limited
- Equipment control system17 Jan 2023US 11,555,759 B2Transportation IP Holdings, LLC
- Method for handle-operated automatic start and stop of marine engine14 Jun 2022US 11,359,570 B2Pleasurecraft Marine Engine Co.
- Internal combustion engine having adjustable linking of its engine units22 Feb 2022US 11,255,258 B2Fuelsave GmbH
- Engine warm-up bypass control20 Apr 2021US 10,982,602 B2Caterpillar Inc.
- Multicopter2 Feb 2023US 2023/0036722 A1Kawasaki Jukogyo Kabushiki Kaisha
- Vehicle sensor system19 May 2022US 2022/0155183 A1Transportation IP Holdings, LLC
- Internal combustion engine having adjustable linking of its engine units14 Oct 2021US 2021/0317779 A1Fuelsave GmbH
- Engine warm-up bypass control25 Mar 2021US 2021/0087984 A1Caterpillar Inc.
- Method for Handle-Operated Automatic Start and Stop of Marine Engine25 Jun 2020US 2020/0200111 A1Pleasurecraft Marine Engine Co.
Most cited
By later US patents
- Locomotive engine start method57US 7,309,929 B2Railpower Technologies Corp. · 2007
- Multiple prime power source locomotive control38US 7,518,254 B2Railpower Technologies Corp. · 2009
- Multiple prime power source locomotive control26US 7,906,862 B2Railpower, LLC · 2011
- Multiple engine drive arrangement25US 4,481,841 ADaimler-Benz Aktiengesellschaft · 1984
- System and method for supplying auxiliary power to a large diesel engine19US 6,470,844 B2CSX Transportation, Inc. · 2002