F02N 2011/0892
Two coils being used in the starting circuit
Official title: {Two coils being used in the starting circuit, e.g. in two windings in the starting relay or two field windings in the starter}
F02N2011/0892 (Two coils being used in the starting circuit) appears on 58 US grants and 56 published applications in this corpus.
Search patents in F02N- Granted patents
- 58
- Published applications
- 56
- Assignees
- 25
- Inventors
- 96
- Latest grant
- 8 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 0 | 5 |
| 2012 | 3 | 7 |
| 2013 | 9 | 11 |
| 2014 | 11 | 5 |
| 2015 | 4 | 4 |
| 2016 | 4 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 4 |
| 2019 | 4 | 3 |
| 2020 | 2 | 4 |
| 2021 | 4 | 3 |
| 2022 | 4 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Electromagnetic switch device for starter20 Sep 2022US 11,450,497 B2Mitsubishi Electric Corporation
- Starter device for internal combustion engines and method for operating same13 Sep 2022US 11,441,527 B2Robert Bosch GmbH
- Engine system, and method of starting the engine3 May 2022US 11,319,915 B2Kohler Co.
- Apparatus and method for engine stop position control14 Dec 2021US 11,199,169 B1GM Global Technology Operations LLC
- Engine system, and method of starting the engine16 Dec 2021US 2021/0388804 A1Kohler Co.
- Automobile remote control power failure anti-theft device18 Nov 2021US 2021/0354659 A1Shenzhen Linke Innovation Technology Co., Ltd.
- Method for determining a state of charge of a vehicle battery of a vehicle13 May 2021US 2021/0141022 A1
- Starter device for internal combustion engines and method for operating same17 Dec 2020US 2020/0392931 A1Robert Bosch GmbH
- Electromagnetic switch device for starter1 Oct 2020US 2020/0312596 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Internal combustion engine starting circuit52US 4,122,354 AThermo King Corporation · 1978
- Rotating electric machine having a coil coaxial with rotating shaft39US 4,959,595 AMitsubishi Denki Kabushiki Kaisha · 1990
- Electric starting motor control system18US 4,731,543 AGeneral Motors Corporation · 1988
- Electromagnetic switching device17US 8,237,524 B2Denso Corporation · 2012
- Electric starting apparatus13US 4,586,467 AGeneral Motors Corporation · 1986