F02F 1/4257
With an intake liner
Official title: {with an intake liner}
F02F1/4257 (With an intake liner) appears on 12 US grants and 8 published applications in this corpus.
Search patents in F02F- Granted patents
- 12
- Published applications
- 8
- Assignees
- 7
- Inventors
- 20
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 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 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 1 | 1 |
| 2020 | 2 | 1 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cylinder head for an internal combustion engine and method for the production thereof5 Dec 2023US 11,835,013 B2Man Truck & Bus AG
- Cylinder head20 Dec 2022US 11,530,667 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Thermally insulated air inlet system for an internal combustion engine12 Oct 2021US 11,143,138 B2Man Truck & Bus AG
- Thermally insulated insert member and engine having same2 Feb 2021US 10,907,573 B2Honda Motor Co., Ltd.
- Intake passage structure for an engine25 Aug 2020US 10,753,309 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Cylinder head14 Apr 2022US 2022/0112859 A1Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Cylinder head for an internal combustion engine and method for the production thereof11 Nov 2021US 2021/0348580 A1Man Truck & Bus AG
- Thermally insulated insert member and engine having same13 Feb 2020US 2020/0049059 A1Honda Motor Co., Ltd.
- Intake passage structure for an engine2 May 2019US 2019/0128211 A1Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- Air intake device for internal combustion engine6 Dec 2018US 2018/0347522 A1Nissan Motor Co., Ltd.
Most cited
By later US patents
- Engine with variable flow controlled cellular intake port19US 4,428,334 AGeneral Motors Corporation · 1984
- Method of making a cast engine cylinder having an internal passageway17US 4,969,263 ATecumseh Products Company · 1990
- Direct-injection spark-ignition engine14US 6,065,444 ANissan Motor Co., Ltd. · 2000
- Cast engine cylinder having an internal passageway and method of making same8US 4,922,863 ATecumseh Products Company · 1990
- Intake passage structure for an engine1US 10,753,309 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha · 2020