F02F 1/4242
With a partition wall inside the channel
Official title: {with a partition wall inside the channel}
F02F1/4242 (With a partition wall inside the channel) appears on 59 US grants and 47 published applications in this corpus.
Search patents in F02F- Granted patents
- 59
- Published applications
- 47
- Assignees
- 35
- Inventors
- 135
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 3 |
| 2002 | 2 | 4 |
| 2003 | 4 | 3 |
| 2004 | 3 | 10 |
| 2005 | 8 | 6 |
| 2006 | 9 | 4 |
| 2007 | 3 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 4 |
| 2018 | 3 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 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
- Engine intake system and control method thereof7 Mar 2023US 11,598,274 B2Hyundai Motor Company
- Engine24 Jan 2023US 11,560,828 B2Subaru Corporation
- Engine18 Jan 2022US 11,225,930 B2Subaru Corporation
- Thermally insulated insert member and engine having same2 Feb 2021US 10,907,573 B2Honda Motor Co., Ltd.
- Engine10 Sep 2019US 10,408,161 B2Yanmar Co., Ltd.
- Passive prechamber fueling device and method23 Jul 2026US 2026/0210285 A1Aramco Services Company
- Engine intake system and control method thereof26 May 2022US 2022/0163004 A1Hyundai Motor Company
- Engine9 Dec 2021US 2021/0381423 A1Subaru Corporation
- Engine1 Apr 2021US 2021/0095615 A1Subaru Corporation
- Thermally insulated insert member and engine having same13 Feb 2020US 2020/0049059 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Intake system for internal combustion engines45US 4,174,686 AToyo Kogyo Co., Ltd. · 1979
- Engine intake system31US 4,543,931 AMazda Motor Corporation · 1985
- Inlet air passage for an engine27US 4,207,854 ACaterpillar Tractor Co. · 1980
- System for the direct injection of fuel in internal-combustion engines24US 5,878,712 AFEV Motorentechnik GmbH · 1999
- Diesel engine23US 5,186,139 AMitsubishi Jidosha Kogyo Kabushi Kaisha · 1993