F02M 9/085
Fuel spray nozzles in the throttling valves
Official title: {Fuel spray nozzles in the throttling valves}
F02M9/085 (Fuel spray nozzles in the throttling valves) appears on 42 US grants and 26 published applications in this corpus.
Search patents in F02M- Granted patents
- 42
- Published applications
- 26
- Assignees
- 16
- Inventors
- 71
- Latest grant
- 28 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 2 |
| 2019 | 3 | 3 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Rotary type carburetor for stratefied scavenging engine28 Mar 2023US 11,614,054 B2Zama Japan Kabushiki Kaisha
- Fuel nozzle for a rotary throttle valve carburetor3 May 2022US 11,319,901 B2Walbro Corporation
- Individual cylinder tuning booster for a carburetor28 Sep 2021US 11,131,274 B1
- Flow control valve for charge forming device19 Jan 2021US 10,895,222 B2Walbro Corporation
- Individual cylinder tuning booster for a carburetor10 Nov 2020US 10,830,183 B2
- Rotary type carburetor for stratefied scavenging engine14 Sep 2023US 2023/0287849 A1Zama Japan Kabushiki Kaisha
- Rotary carburetor20 Jan 2022US 2022/0018315 A1Zama Japan Kabushiki Kaisha
- Rotary type carburetor for stratefied scavenging engine8 Jul 2021US 2021/0207559 A1Zama Japan Kabushiki Kaisha
- Fuel nozzle for a rotary throttle valve carburetor11 Mar 2021US 2021/0071622 A1Walbro Corporation
- Individual cylinder tuning booster for a carburetor11 Jun 2020US 2020/0182197 A1
Most cited
By later US patents
- Construction of a fuel supply pipe in a rotary throttle valve type carburetor31US 5,599,484 AWalbro Japan, Inc. · 1997
- Fuel regulating mechanism for a rotary throttle valve type carburetor28US 5,709,822 AWalbro Corporation · 1998
- Auxiliary fuel supply device for internal combustion engines25US 4,335,061 AWalbro Far East, Inc. · 1982
- Rotary throttle valve carburetor23US 4,481,152 AWalbro Far East, Inc. · 1984
- Rotary throttle valve carburetor17US 4,481,153 AWalbro Far East, Inc. · 1984