F02M 3/12
Passageway systems
F02M3/12 (Passageway systems) appears on 66 US grants and 12 published applications in this corpus.
Search patents in F02M- Granted patents
- 66
- Published applications
- 12
- Assignees
- 40
- Inventors
- 97
- Latest grant
- 10 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Carburetor with idle down feature10 Mar 2020US 10,584,661 B2Liquid Combustion Tecnology, LLC
- Carburetor with idle down feature9 Jan 2018US 9,863,369 B2Liquid Combustion Technology LLC
- Sound attenuating air intake systems for marine engines10 Oct 2017US 9,784,218 B1Brunswick Corporation
- Carburetor with idle down feature3 May 2016US 9,328,696 B1Liquid Combustion Technology LLC
- Carburetor including one-piece fuel-metering insert5 Nov 2013US 8,573,567 B2Briggs & Stratton Corporation
- Carburetor with idle down feature3 May 2018US 2018/0119648 A1Liquid Combustion Technology LLC
- Carburetor with idle down feature25 Aug 2016US 2016/0245234 A1Liquid Combustion Technology LLC
- Carburetor including one-piece fuel-metering insert25 Apr 2013US 2013/0099399 A1Briggs & Stratton Corporation
- Carburetor including one-piece fuel-metering insert8 Sep 2011US 2011/0215486 A1Briggs & Stratton Corporation
- Carburetor27 May 2010US 2010/0126466 A1Nikki Co., Ltd.
Most cited
By later US patents
- Internal combustion engine and method of operating it33US 4,117,813 AYamaha Hatsudoki Kabushiki Kaisha · 1978
- Dual fuel system for internal combustion engine33US 4,462,346 AOutboard Marine Corporation · 1984
- Fuel supplying device for marine propulsion engine23US 5,150,673 ASanshin Kogyo Kabushiki Kaisha · 1992
- Idle speed control system for vehicle engines15US 4,242,994 AThe Bendix Corporation · 1981
- Fuel intake system for multi-cylinder internal combustion engine13US 4,264,535 AToyo Kogyo Co., Ltd. · 1981