F02M 49/04
Fuel-injection apparatus in which injection pumps are driven or injectors are actuated
Official title: using the piston impact
F02M49/04 (Fuel-injection apparatus in which injection pumps are driven or injectors are actuated) appears on 6 US grants and 1 published applications in this corpus.
Search patents in F02M- Granted patents
- 6
- Published applications
- 1
- Assignees
- 1
- Inventors
- 6
- Latest grant
- 13 Jun 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 2 | 0 |
| 2002 | 0 | 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 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Two-cycle pneumatic injection engine13 Jun 2017US 9,677,468 B2
- Two-cycle pneumatic injection engine1 Sep 2015US 9,121,337 B1
- Plunger-activated unit injector for internal combustion engines8 May 2001US 6,227,174 B1Southwest Research Institute
- Internal ram fuel delivery13 Mar 2001US 6,199,541 B1
- Free-piston engine-pump unit2 May 1978US 4,087,205 A
Most cited
By later US patents
- Free-piston engine-pump unit13US 4,087,205 A1978
- Fuel injection system6US 4,048,971 A1977
- Plunger-activated unit injector for internal combustion engines3US 6,227,174 B1Southwest Research Institute · 2001
- Internal ram fuel delivery1US 6,199,541 B12001
- Two-cycle pneumatic injection engine1US 9,121,337 B12015