F02P 17/02
Checking or adjusting ignition timing
F02P17/02 (Checking or adjusting ignition timing) appears on 265 US grants and 71 published applications in this corpus.
Search patents in F02P- Granted patents
- 265
- Published applications
- 71
- Assignees
- 97
- Inventors
- 457
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 16 | 0 |
| 1978 | 12 | 0 |
| 1979 | 8 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 14 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 6 | 2 |
| 2003 | 4 | 3 |
| 2004 | 5 | 12 |
| 2005 | 5 | 4 |
| 2006 | 11 | 2 |
| 2007 | 1 | 3 |
| 2008 | 2 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 2 |
| 2014 | 2 | 6 |
| 2015 | 6 | 4 |
| 2016 | 5 | 5 |
| 2017 | 2 | 5 |
| 2018 | 4 | 8 |
| 2019 | 7 | 1 |
| 2020 | 3 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Control device for internal combustion engine7 Jan 2025US 12,188,426 B2Hitachi Astemo, Ltd.
- Control apparatus for internal combustion engine10 Dec 2024US 12,163,495 B2Honda Motor Co., Ltd.
- Current profile optimization4 May 2021US 10,995,726 B2Woodward, Inc.
- Using an artificial neural network for combustion phasing control in a spark ignited internal combustion engine29 Sep 2020US 10,788,396 B2Fca US LLC
- Methods and system for reducing a possibility of spark plug fouling1 Sep 2020US 10,760,482 B1Ford Global Technologies, LLC
- Method for operating an internal combustion engine, control device for carrying out such a method and internal combustion engine comprising such a control device3 Sep 2026US 2026/0258773 A1Rolls-Royce Solutions GmbH
- Control Device for Internal Combustion Engine29 Feb 2024US 2024/0068423 A1Hitachi Astemo, Ltd.
- Control apparatus for internal combustion engine14 Dec 2023US 2023/0400002 A1Honda Motor Co., Ltd.
- Using an artificial neural network for combustion phasing control in a spark ignited internal combustion engine25 Jun 2020US 2020/0200140 A1Fca US LLC
- Current Profile Optimization3 Oct 2019US 2019/0301423 A1Woodward, Inc.
Most cited
By later US patents
- Exhaust gas control using a spark plug ionization signal198US 6,980,903 B2Visteon Global Technologies, Inc. · 2005
- Graphical display of timing advance data98US 5,034,893 AClean Air Technologies Inc. · 1991
- Interface for coupling an analyzer to a distributorless ignition system62US 5,218,302 ASun Electric Corporation · 1993
- Engine-performance monitor and control system56US 4,532,592 APurdue Research Foundation · 1985
- Ignition system improvements for internal combustion engines50US 4,846,129 AChrysler Motors Corporation · 1989