F02N 11/08
Circuits specially adapted for starting of engines
F02N11/08 (Circuits specially adapted for starting of engines) appears on 4,168 US grants and 4,336 published applications in this corpus.
Search patents in F02N- Granted patents
- 4,168
- Published applications
- 4,336
- Assignees
- 828
- Inventors
- 7,048
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 11 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 20 | 0 |
| 1984 | 19 | 0 |
| 1985 | 11 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 16 | 0 |
| 1991 | 11 | 0 |
| 1992 | 18 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 14 | 0 |
| 1999 | 19 | 0 |
| 2000 | 30 | 0 |
| 2001 | 41 | 15 |
| 2002 | 67 | 88 |
| 2003 | 66 | 80 |
| 2004 | 100 | 103 |
| 2005 | 75 | 92 |
| 2006 | 85 | 109 |
| 2007 | 85 | 108 |
| 2008 | 55 | 98 |
| 2009 | 81 | 143 |
| 2010 | 95 | 187 |
| 2011 | 85 | 199 |
| 2012 | 135 | 243 |
| 2013 | 194 | 316 |
| 2014 | 227 | 294 |
| 2015 | 265 | 315 |
| 2016 | 286 | 283 |
| 2017 | 299 | 243 |
| 2018 | 281 | 301 |
| 2019 | 279 | 296 |
| 2020 | 275 | 247 |
| 2021 | 230 | 177 |
| 2022 | 218 | 150 |
| 2023 | 152 | 108 |
| 2024 | 96 | 59 |
| 2025 | 78 | 55 |
| 2026 | 34 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02N 11/0814Comprising means for controlling automatic idle-start-stop2,195
- F02N 11/0862Characterised by the electrical power supply means928
- F02N 11/0803Characterised by means for initiating engine start or stop714
- F02N 11/087Details of the switching means in starting circuits608
- F02N 2011/0881Components of the circuit not provided for by previous groupsIndexing code528
- F02N 11/0851Characterised by means for controlling the engagement or disengagement between engine and403
- F02N 11/0848With means for detecting successful engine start270
- F02N 11/0859Specially adapted to the type of the starter motor or integrated into171
Recent patents
- Energy storage apparatus and control method for current interrupting device6 Oct 2026US 12,756,022 B2GS Yuasa International Ltd.
- Systems and methods for engine start15 Sep 2026US 12,736,015 B2Polaris Industries Inc.
- Hybrid electric vehicle and engine start-stop control method and device thereof15 Sep 2026US 12,736,023 B2Aurobay (Ningbo) Intelligent Technology Co., Ltd.
- Reverse drive assembly for motorized vehicle15 Sep 2026US 12,736,110 B2Harley-Davidson Motor Company
- Battery condition monitoring system and method for an engine start up system8 Sep 2026US 12,730,156 B2Caterpillar Inc.
- Controlling an engine start of a hybrid vehicle8 Oct 2026US 2026/0307645 A1
- Intelligent automatic start/stop for vehicle engines17 Sep 2026US 2026/0275950 A1GM Global Technology Operations LLC
- Idle stop control method and device for vehicle with internal combustion engine10 Sep 2026US 2026/0266253 A1Nissan Motor Co., Ltd.
- Power supply circuit and an emergency device3 Sep 2026US 2026/0257637 A1Shenzhen Carku Technology Co., Limited
- Engine control system for vehicle13 Aug 2026US 2026/0235085 A1Cummins Power Generation Inc.
Most cited
By later US patents
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- Surgical stapling instruments having a releasable staple-forming pocket2,400US 7,438,209 B1Ethicon Endo-Surgery, Inc. · 2008
- Staple cartridge cavity configurations2,227US 8,590,762 B2Ethicon Endo-Surgery, Inc. · 2013
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,208US 8,186,560 B2Ethicon Endo-Surgery, Inc. · 2012
- Washer for use with a surgical stapling instrument2,143US 7,669,747 B2Ethicon Endo-Surgery, Inc. · 2010