F02F 7/0039
Casings for small engines, especially with crankcase pumps
Official title: {Casings for small engines, especially with crankcase pumps}
F02F7/0039 (Casings for small engines, especially with crankcase pumps) appears on 22 US grants and 22 published applications in this corpus.
Search patents in F02F- Granted patents
- 22
- Published applications
- 22
- Assignees
- 9
- Inventors
- 50
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 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 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 3 |
| 2017 | 3 | 3 |
| 2018 | 4 | 3 |
| 2019 | 1 | 0 |
| 2020 | 1 | 5 |
| 2021 | 7 | 3 |
| 2022 | 2 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Small air-cooled engine assembly with dry sump lubrication system16 Sep 2025US 12,416,252 B2Briggs & Stratton Corporation
- Small air-cooled engine assembly with dry sump lubrication system5 Apr 2022US 11,293,312 B2Briggs & Stratton Corporation
- Hybrid vehicle15 Mar 2022US 11,273,698 B2Kawasaki Jukogyo Kabushiki Kaisha
- Engine device12 Oct 2021US 11,143,139 B2Honda Motor Co., Ltd.
- Engine27 Jul 2021US 11,073,078 B2Honda Motor Co., Ltd.
- Small air-cooled engine assembly with dry sump lubrication system21 Jul 2022US 2022/0228517 A1Briggs & Stratton Corporation
- Engine18 Feb 2021US 2021/0047962 A1Honda Motor Co., Ltd.
- Hybrid vehicle7 Jan 2021US 2021/0001707 A1Kawasaki Jukogyo Kabushiki Kaisha
- Hybrid vehicle7 Jan 2021US 2021/0003105 A1Kawasaki Jukogyo Kabushiki Kaisha
- Internal combustion engine1 Oct 2020US 2020/0309061 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Two-stroke internal combustion engine15US 5,727,506 AKioritz Corporation · 1998
- Small air-cooled engine assembly with dry sump lubrication system10US 9,903,241 B2Briggs & Stratton Corporation · 2018
- Small air-cooled engine assembly with dry sump lubrication system4US 10,724,406 B2Briggs & Stratton Corporation · 2020
- Two-stroke, water-cooled internal combustion engine having the cylinder liners removable from the cylinder block3US 4,191,156 APIAGGIO & C. S. p. A. · 1980
- Oil storage structure for engine, engine incorporating same, and vehicle incorporating same3US 8,316,815 B2Honda Motor Co., Ltd. · 2012