F02P 5/106
Combustion-air pressure devices combined with other specific conditions
Official title: {Combustion-air pressure devices combined with other specific conditions (with centrifugal devices F02P5/075)}
F02P5/106 (Combustion-air pressure devices combined with other specific conditions) appears on 46 US grants and 2 published applications in this corpus.
Search patents in F02P- Granted patents
- 46
- Published applications
- 2
- Assignees
- 20
- Inventors
- 83
- Latest grant
- 17 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 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 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Ignition timing control device for internal combustion engine17 Aug 2021US 11,092,130 B2Toyota Jidosha Kabushiki Kaisha
- Ignition timing control system for internal combustion engine4 May 2004US 6,729,301 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Automotive acceleration-horsepower control means4 Mar 1997US 5,606,947 A
- Ignition timing control for outboard motor12 Mar 1991US 4,998,521 ASanshin Kogyo Kabushika Kaisha
- Ignition control system for an internal combustion engine16 Oct 1990US 4,962,738 AMitsubishi Denki Kabushiki Kaisha
Most cited
By later US patents
- Ignition timing control system for internal combustion engine38US 6,729,301 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha · 2004
- Combustion control system for internal combustion engine adaptable to on and off of exhaust gas recirculation16US 4,947,820 AToyota Jidosha Kabushiki Kaisha · 1990
- Ignition apparatus15US 4,046,126 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1977
- Ignition-timing adjusting system for spark-ignition internal combustion engines14US 4,031,869 AToyota Jidosha Kogyo Kabushiki Kaisha · 1977
- Control device for a vacuum advancer13US 3,978,831 AToyota Jidosha Kogyo Kabushiki Kaisha · 1976