F02M 1/046
Auxiliary carburetting apparatus controlled by piston valves
Official title: {Auxiliary carburetting apparatus controlled by piston valves}
F02M1/046 (Auxiliary carburetting apparatus controlled by piston valves) appears on 45 US grants and 6 published applications in this corpus.
Search patents in F02M- Granted patents
- 45
- Published applications
- 6
- Assignees
- 31
- Inventors
- 81
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Starting-fuel supply device, adapter, and engine work machine16 Nov 2021US 11,174,819 B2Yamabiko Corporation
- Carburetor with starting fuel supply mechanism2 Apr 2013US 8,408,526 B2Nikki Co., Ltd.
- Carburetor with an air bleed passage30 Oct 2007US 7,287,743 B1Walbro Engine Management, L. L.C.
- Carburetor and solenoid assemblies and methods of assembling the same4 Sep 2007US 7,264,230 B2Walbro Engine Management, L. L.C.
- Autochoke controller31 Oct 2006US 7,128,036 B2Yamaha Hatsudoki Kabushiki Kaisha
- Starting-fuel supply device, adapter, and engine work machine6 Aug 2020US 2020/0248651 A1Yamabiko Corporation
- Engine working machine22 Sep 2016US 2016/0273467 A1Hitachi Koki Co., Ltd.
- Carburetor with starting fuel supply mechanism23 Dec 2010US 2010/0320625 A1Nikki Co., Ltd.
- Carburetor and solenoid assemblies and methods of assembling the same13 Jul 2006US 2006/0151894 A1Walbro Engine Management, L.L.C.
- Engine starting device and saddle-type traveling vehicle2 Dec 2004US 2004/0237924 A1Yamaha Hatsudoki Kabushiki Kaisha
Most cited
By later US patents
- Fuel control system for internal combustion engines35US 4,554,896 ASanshin Kogyo Kabushiki Kaisha · 1985
- Internal combustion engine and method of operating it33US 4,117,813 AYamaha Hatsudoki Kabushiki Kaisha · 1978
- Fuel supplying device for marine propulsion engine23US 5,150,673 ASanshin Kogyo Kabushiki Kaisha · 1992
- Apparatus for supplying starting-fuel for a carburetor19US 5,554,322 AWalbro Japan, Inc. · 1996
- Carburettors for internal combustion engines, with an auxiliary starting device16US 3,934,571 ASociete Industrielle de Brevets et d'Etudes · 1976