F02P 3/0892
Using digital techniques
Official title: {using digital techniques}
F02P3/0892 (Using digital techniques) appears on 44 US grants and 31 published applications in this corpus.
Search patents in F02P- Granted patents
- 44
- Published applications
- 31
- Assignees
- 21
- Inventors
- 76
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 11 |
| 2018 | 8 | 4 |
| 2019 | 5 | 1 |
| 2020 | 3 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine ignition systems and control methods therefor2 Dec 2025US 12,486,822 B2Hamilton Sundstrand Corporation
- Electronic circuit and capacitor discharge system comprising electronic circuit24 Jan 2023US 11,560,869 B2Sem AB
- Engine ignition control unit for improved engine starting5 Jul 2022US 11,378,053 B2Walbro Corporation
- Ignition device of internal combustion engine20 Jul 2021US 11,067,051 B2Denso Corporation
- Ignition apparatus13 Oct 2020US 10,801,461 B2Denso Corporation
- Engine ignition systems and control methods therefor13 Jun 2024US 2024/0191681 A1Hamilton Sundstrand Corporation
- Electronic circuit and capacitor discharge system comprising electronic circuit11 Aug 2022US 2022/0252034 A1Sem AB
- Engine ignition control unit for improved engine starting19 Aug 2021US 2021/0254593 A1Walbro Corporation
- Ignition device of internal combustion engine18 Mar 2021US 2021/0079880 A1Denso Corporation
- Ignition device for internal combustion engine7 Feb 2019US 2019/0040834 A1Denso Corporation
Most cited
By later US patents
- Ignition system power converter and controller203US 5,558,071 ACombustion Electromagnetics, Inc. · 1996
- Optimized high power high energy ignition system88US 5,456,241 ACombustion Electromagnetics, Inc. · 1995
- Integrated converter high power CD ignition67US 5,207,208 ACombustion Electromagnetics, Inc. · 1993
- Ignition system for an engine65US 5,193,515 AAisin Seiki Kabushiki Kaisha · 1993
- Capacitor discharge ignition system with inductively extended discharge time59US 5,220,901 AMitsubishi Denki Kabushiki Kaisha · 1993