F02F 1/108
Siamese-type cylinders, i.e. cylinders cast together
Official title: {Siamese-type cylinders, i.e. cylinders cast together}
F02F1/108 (Siamese-type cylinders, i.e. cylinders cast together) appears on 218 US grants and 75 published applications in this corpus.
Search patents in F02F- Granted patents
- 218
- Published applications
- 75
- Assignees
- 74
- Inventors
- 447
- Latest grant
- 30 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 18 | 0 |
| 1999 | 12 | 0 |
| 2000 | 7 | 0 |
| 2001 | 11 | 0 |
| 2002 | 6 | 4 |
| 2003 | 4 | 5 |
| 2004 | 2 | 3 |
| 2005 | 8 | 12 |
| 2006 | 4 | 4 |
| 2007 | 4 | 0 |
| 2008 | 2 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 7 |
| 2013 | 1 | 2 |
| 2014 | 4 | 3 |
| 2015 | 5 | 9 |
| 2016 | 6 | 3 |
| 2017 | 3 | 3 |
| 2018 | 5 | 4 |
| 2019 | 2 | 2 |
| 2020 | 7 | 7 |
| 2021 | 5 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Combustion engine housing having cylinder cooling30 Nov 2021US 11,187,181 B2Bayerische Motoren Werke Aktiengesellschaft
- Cylinder head housing, method for producing a cylinder head housing, and casting core3 Aug 2021US 11,078,865 B2Volkswagen Aktiengesellschaft
- Cylinder liner, block manufacturing method and cylinder liner manufacturing method29 Jun 2021US 11,047,333 B2Tpr Co., Ltd.
- Engine cooling structure2 Mar 2021US 10,934,968 B2Mazda Motor Corporation
- Internal combustion engine having structural frame2 Mar 2021US 10,934,969 B2Ford Global Technologies, LLC
- Cooling structure of engine20 May 2021US 2021/0148303 A1Mazda Motor Corporation
- Coolant jacket insert21 Jan 2021US 2021/0017895 A1Ford Global Technologies, LLC
- Cylinder sleeve assembly for engine block1 Oct 2020US 2020/0309060 A1Jeff Zaugg Incorporated, dba Advanced Sleeve
- Engine cooling structure23 Jul 2020US 2020/0232413 A1Mazda Motor Corporation
- Combustion Engine Housing Having Cylinder Cooling9 Jul 2020US 2020/0217268 A1Bayerische Motoren Werke Aktiengesellschaft
Most cited
By later US patents
- Direct cylinder injected engine and method of operating same48US 5,724,927 AYamaha Hatsudoki Kabushiki Kaisha · 1998
- Composite internal combustion engine housing44US 5,083,537 AFord Motor Company · 1992
- Cooling arrangement for engine43US 5,873,330 ASanshin Kogyo Kabushiki Kaisha · 1999
- Outboard motor39US 4,452,194 ASanshin Kogyo Kabushiki Kaisha · 1984
- Cylinder block structure for multicylinder internal combustion engines33US 4,712,517 AHonda Giken Kogyo Kabushiki Kaisha · 1987