F02G 2270/95
Pressurised crankcases
F02G2270/95 (Pressurised crankcases) appears on 4 US grants and 6 published applications in this corpus.
Search patents in F02G- Granted patents
- 4
- Published applications
- 6
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 17 Oct 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Improving the efficiency of Stirling cycle heat machines17 Oct 2017US 9,790,890 B2
- Stirling engine12 Jan 2010US 7,644,581 B2Toyota Jidosha Kabushiki Kaisha
- Thermal cycle engine with augmented thermal energy input area27 Oct 2009US 7,607,299 B2Pratt & Whitney Rocketdyne, Inc.
- Hot gas engine comprising sealing means around piston rods24 Mar 1981US 4,257,230 A
- Heat machines1 Aug 2013US 2013/0192221 A1
- Stirling engine14 Oct 2010US 2010/0257857 A1
- Power transmission mechanism and exhaust heat recovery apparatus25 Feb 2010US 2010/0043427 A1Toyota Jidosha Kabushiki Kaisha
- Stirling engine26 Apr 2007US 2007/0089410 A1Sharp Kabushiki Kaisha
- Thermal cycle engine with augmented thermal energy input area15 Feb 2007US 2007/0033935 A1Pratt & Whitney Rocketdyne, Inc.
Most cited
By later US patents
- Hot gas engine comprising sealing means around piston rods20US 4,257,230 A1981
- Improving the efficiency of Stirling cycle heat machines4US 9,790,890 B22017
- Stirling engine3US 7,644,581 B2Toyota Jidosha Kabushiki Kaisha · 2010
- Thermal cycle engine with augmented thermal energy input area1US 7,607,299 B2Pratt & Whitney Rocketdyne, Inc. · 2009