F02P 15/005
Layout of ignition circuits for rotary- or oscillating piston engines
Official title: {Layout of ignition circuits for rotary- or oscillating piston engines (ignition of those engines per se F02B53/12)}
F02P15/005 (Layout of ignition circuits for rotary- or oscillating piston engines) appears on 20 US grants and 10 published applications in this corpus.
Search patents in F02P- Granted patents
- 20
- Published applications
- 10
- Assignees
- 15
- Inventors
- 39
- Latest grant
- 19 Oct 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 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 | 0 | 0 |
| 1989 | 0 | 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 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 3 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Internal combustion engines19 Oct 2021US 11,149,628 B2Amaroq Limited
- Expandable pistons11 Aug 2020US 10,738,615 B1Genesis Advanced Technology Inc.
- Internal combustion engine with igniter cooling sleeve24 Dec 2019US 10,514,017 B2Pratt & Whitney Canada Corp.
- Rotating piston internal combustion engine24 Jul 2018US 10,030,578 B2MWI Micro Wave Ignition AG
- Ignition device1 May 2018US 9,957,946 B2Denso Corporation
- Internal combustion engines24 Oct 2019US 2019/0323419 A1Amaroq Limited
- Internal combustion engine with igniter cooling sleeve27 Sep 2018US 2018/0274513 A1Pratt & Whitney Canada Corp.
- Internal combustion engines15 Mar 2018US 2018/0073424 A1Amaroq Limited
- Ignition device15 Feb 2018US 2018/0047503 A1Sanken Electric Co., Ltd.
- Ignition device28 Sep 2017US 2017/0276114 A1Denso Corporation
Most cited
By later US patents
- Wave rotor detonation engine49US 6,460,342 B1Advanced Research and Technology Institute, Inc. · 2002
- Ignition system for rotary piston engines12US 4,162,669 AToyota Jidosha Kogyo Kabushiki Kaisha · 1979
- Method and apparatus for igniting air-fuel mixture in an engine10US 4,095,564 A1978
- Method of controlling internal combustion engine7US 4,572,122 ANippondenso Co., Ltd. · 1986
- Ignition system for rotary piston engines6US 4,170,212 AToyota Jidosha Kogyo Kabushiki Kaisha · 1979