F02F 7/00
Casings
Official title: Casings, e.g. crankcases
F02F7/00 (Casings) appears on 2,999 US grants and 1,443 published applications in this corpus.
Search patents in F02F- Granted patents
- 2,999
- Published applications
- 1,443
- Assignees
- 796
- Inventors
- 5,226
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 24 | 0 |
| 1978 | 29 | 0 |
| 1979 | 15 | 0 |
| 1980 | 29 | 0 |
| 1981 | 30 | 0 |
| 1982 | 34 | 0 |
| 1983 | 55 | 0 |
| 1984 | 76 | 0 |
| 1985 | 90 | 0 |
| 1986 | 79 | 0 |
| 1987 | 94 | 0 |
| 1988 | 76 | 0 |
| 1989 | 93 | 0 |
| 1990 | 101 | 0 |
| 1991 | 77 | 0 |
| 1992 | 81 | 0 |
| 1993 | 83 | 0 |
| 1994 | 76 | 0 |
| 1995 | 84 | 0 |
| 1996 | 83 | 0 |
| 1997 | 84 | 0 |
| 1998 | 75 | 0 |
| 1999 | 58 | 0 |
| 2000 | 69 | 0 |
| 2001 | 84 | 28 |
| 2002 | 64 | 71 |
| 2003 | 80 | 47 |
| 2004 | 47 | 66 |
| 2005 | 51 | 53 |
| 2006 | 50 | 51 |
| 2007 | 46 | 54 |
| 2008 | 45 | 57 |
| 2009 | 35 | 62 |
| 2010 | 41 | 55 |
| 2011 | 27 | 47 |
| 2012 | 43 | 46 |
| 2013 | 39 | 53 |
| 2014 | 51 | 46 |
| 2015 | 36 | 76 |
| 2016 | 39 | 91 |
| 2017 | 75 | 100 |
| 2018 | 77 | 97 |
| 2019 | 97 | 80 |
| 2020 | 88 | 87 |
| 2021 | 93 | 55 |
| 2022 | 59 | 50 |
| 2023 | 44 | 20 |
| 2024 | 22 | 27 |
| 2025 | 33 | 14 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02F 7/006Camshaft or pushrod housings1,134
- F02F 7/0085Materials for constructing engines or their parts570
- F02F 7/0065Shape of casings for other machine parts and purposes492
- F02F 7/0002Cylinder arrangements483
- F02F 7/0043Arrangements of mechanical drive elements452
- F02F 7/0021Construction242
- F02F 2007/0097Casings: for large diesel enginesIndexing code48
- F02F 7/0095Constructing engine casings47
All 9 subgroupsShow fewer
Recent patents
- Cylinder block and internal combustion engine system22 Sep 2026US 12,742,432 B2Cummins Inc.
- Temperature raising mechanism for blow-by gas treatment device and engine provided with temperature raising mechanism for blow-by gas treatment device11 Aug 2026US 12,704,083 B2Kubota Corporation
- Intake over intake engine21 Jul 2026US 12,687,135 B1
- Engine assembly oil management14 Jul 2026US 12,680,519 B2Arctic Cat Inc.
- Cylinder head structure5 May 2026US 12,618,356 B2Kubota Corporation
- Boxer Engine and Vehicle with a Boxer Engine1 Oct 2026US 2026/0298175 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Internal combustion engine20 Aug 2026US 2026/0241781 A1Nissan Motor Co., Ltd.
- V-type internal combustion engine20 Aug 2026US 2026/0243193 A1Liebherr-Components Colmar SAS
- Oil pan for internal combustion engine9 Jul 2026US 2026/0194004 A1Arctic Cat Inc.
- Interchangeable engine assembly18 Jun 2026US 2026/0168462 A1Arctic Cat Inc.
Most cited
By later US patents
- Pressure side integrated air filter and filtering networks for engines222US 5,472,463 ACummins Engine Company, Inc. · 1995
- Robot vision using targets184US 5,506,682 ASensor Adaptive Machines, Inc. · 1996
- Method and apparatus for operating with a hopping control channel in a communication system165US 5,506,863 AMotorola, Inc. · 1996
- Production of highly microporous activated carbon products149US 5,416,056 AWestvaco Corporation · 1995
- Fiberoptic sensor using tapered and bundled fibers128US 5,438,873 AFiberoptic Sensor Technologies, Inc. · 1995