F02B 33/24
With crankcase pumps other than with reciprocating pistons only
Official title: with crankcase pumps other than with reciprocating pistons only
F02B33/24 (With crankcase pumps other than with reciprocating pistons only) appears on 16 US grants and 6 published applications in this corpus.
Search patents in F02B- Granted patents
- 16
- Published applications
- 6
- Assignees
- 4
- Inventors
- 23
- Latest grant
- 6 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine crank with air channels6 Jun 2023US 11,668,229 B1
- Engine crank22 Feb 2022US 11,255,374 B1VenTec LLC
- Breather device for combustion engine23 Oct 2018US 10,107,161 B2Kawasaki Jukogyo Kabushiki Kaisha
- Breather device for engine21 Nov 2017US 9,822,679 B2Kawasaki Jukogyo Kabushiki Kaisha
- Four stroke internal combustion engine with inlet air compression chamber18 Sep 2007US 7,270,110 B2
- Breather device for engine11 May 2017US 2017/0130624 A1Kawasaki Jukogyo Kabushiki Kaisha
- Breather device for combustion engine4 Feb 2016US 2016/0032797 A1Kawasaki Jukogyo Kabushiki Kaisha
- Multi-stage compressors and associated systems, processes and methods18 Sep 2014US 2014/0261339 A1
- Four stroke internal combustion engine with inlet air compression chamber3 Aug 2006US 2006/0169226 A1
- Reciprocating piston engines8 Jun 2006US 2006/0118070 A1
Most cited
By later US patents
- Internal combustion engine/fluid pump combination19US 5,261,797 A1993
- Four stroke internal combustion engine with inlet air compression chamber19US 7,270,110 B22007
- Two-cycle internal combustion engine18US 4,317,432 ANippon Soken, Inc. · 1982
- Rocking-piston machine17US 5,186,137 A1993
- Internal combustion heat engine and cycle therefor13US 4,545,346 A1985