F02N 2250/04
Reverse rotation of the engine
F02N2250/04 (Reverse rotation of the engine) appears on 73 US grants and 75 published applications in this corpus.
Search patents in F02N- Granted patents
- 73
- Published applications
- 75
- Assignees
- 35
- Inventors
- 153
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 5 |
| 2010 | 2 | 1 |
| 2011 | 2 | 5 |
| 2012 | 4 | 2 |
| 2013 | 1 | 9 |
| 2014 | 4 | 5 |
| 2015 | 4 | 3 |
| 2016 | 6 | 5 |
| 2017 | 4 | 4 |
| 2018 | 5 | 6 |
| 2019 | 11 | 11 |
| 2020 | 4 | 3 |
| 2021 | 6 | 2 |
| 2022 | 5 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Generator control method and generator control device13 Jan 2026US 12,525,905 B2Nissan Motor Co., Ltd.
- Method and system for starting an internal combustion engine15 Jul 2025US 12,359,646 B2Bombardier Recreational Products Inc.
- Method and system for starting an internal combustion engine18 Jun 2024US 12,012,921 B1Bombardier Recreational Products Inc.
- Method and system for starting an internal combustion engine29 Aug 2023US 11,739,720 B1Bombardier Recreational Products Inc.
- Battery key, starter and improved crank30 May 2023US 11,661,915 B2Polaris Industries Inc.
- Method and system for starting motorcycle engine25 Jun 2026US 2026/0177025 A1Motive Power Industry Co., Ltd.
- Restart control method and device for internal combustion engine4 Sep 2025US 2025/0277479 A1Nissan Motor Co., Ltd.
- Generator control method and generator control device3 Apr 2025US 2025/0112571 A1Nissan Motor Co., Ltd.
- Method and system for starting an internal combustion engine12 Sep 2024US 2024/0301850 A1Bombardier Recreational Products Inc.
- Control device for hybrid vehicle10 Aug 2023US 2023/0249666 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Method for engaging the starter pinion of a starter with the starter ring gear of an internal combustion engine during the running-down of the internal combustion engine50US 7,275,509 B2Robert Bosch GmbH · 2007
- Engine stop/start system and method of operating same23US 8,561,588 B2GM Global Technology Operations LLC · 2013
- Backward drive control system for motorcycle20US 6,054,826 ADenso Corporation · 2000
- Engine control apparatus and engine control method14US 8,251,035 B2Nissan Motor Co., Ltd. · 2012
- System and method for preventing start pinion/gear ring engagement during selected engine start conditions13US 6,354,257 B1International Truck and Engine Corporation · 2002