F02F 1/002
Integrally formed cylinders and cylinder heads
Official title: {Integrally formed cylinders and cylinder heads}
F02F1/002 (Integrally formed cylinders and cylinder heads) appears on 147 US grants and 76 published applications in this corpus.
Search patents in F02F- Granted patents
- 147
- Published applications
- 76
- Assignees
- 57
- Inventors
- 271
- Latest grant
- 17 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 6 |
| 2002 | 7 | 6 |
| 2003 | 4 | 4 |
| 2004 | 4 | 2 |
| 2005 | 3 | 4 |
| 2006 | 6 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 8 |
| 2012 | 0 | 6 |
| 2013 | 1 | 4 |
| 2014 | 8 | 2 |
| 2015 | 3 | 4 |
| 2016 | 1 | 1 |
| 2017 | 1 | 6 |
| 2018 | 5 | 3 |
| 2019 | 4 | 4 |
| 2020 | 3 | 3 |
| 2021 | 4 | 5 |
| 2022 | 3 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
Most cited
By later US patents
- Overhead cam engine with dry sump lubrication system57US 5,755,194 ATecumseh Products Company · 1998
- Lubricating system in a 4-cycle engine47US 5,947,075 AHonda Giken Kogyo Kabushiki Kaisha · 1999
- Lubricating system in a 4-cycle engine40US 6,213,081 B1Honda Giken Kogyo Kabushiki Kaisha · 2001
- Stratified air scavenging in two-stroke engine35US 4,995,349 AWalbro Corporation · 1991
- Lubricating system in a 4-cycle engine35US 6,394,061 B1Honda Giken Kogyo Kabushiki Kaisha · 2002