F02M 1/16
Carburettors with means for facilitating engine's starting or its idling below operational
Official title: Other means for enriching fuel-air mixture during starting; Priming cups; using different fuels for starting and normal operation
F02M1/16 (Carburettors with means for facilitating engine's starting or its idling below operational) appears on 270 US grants and 112 published applications in this corpus.
Search patents in F02M- Granted patents
- 270
- Published applications
- 112
- Assignees
- 96
- Inventors
- 434
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 10 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 14 | 0 |
| 1984 | 9 | 0 |
| 1985 | 11 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 8 |
| 2003 | 13 | 7 |
| 2004 | 8 | 16 |
| 2005 | 10 | 11 |
| 2006 | 8 | 5 |
| 2007 | 3 | 3 |
| 2008 | 2 | 4 |
| 2009 | 4 | 5 |
| 2010 | 6 | 3 |
| 2011 | 0 | 2 |
| 2012 | 5 | 6 |
| 2013 | 5 | 8 |
| 2014 | 0 | 7 |
| 2015 | 11 | 5 |
| 2016 | 0 | 4 |
| 2017 | 7 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 6 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 3 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fueling time based on engine speed and temperature19 May 2026US 12,631,152 B2Yamabiko Corporation
- Fuel pressurization device18 Jun 2024US 12,012,914 B2
- Bail driven stale fuel evacuation28 Feb 2023US 11,591,989 B2Kohler Co.
- Fuel supply device19 Jul 2022US 11,391,248 B2Andreas Stihl AG & CO.KG
- Fuel control system3 May 2022US 11,319,902 B2Walbro Corporation
- Engine control device and engine control method3 Sep 2026US 2026/0258764 A1Yamabiko Corporation
- Engine control device and engine control method7 Nov 2024US 2024/0369027 A1Yamabiko Corporation
- Fuel pressurization device30 Nov 2023US 2023/0383714 A1Maruyama Mfg.Co., Inc.
- Fuel economizer11 May 2023US 2023/0145434 A1
- Bail driven stale fuel evacuation24 Jun 2021US 2021/0190016 A1Kohler Co.
Most cited
By later US patents
- Fuel supply apparatus for an internal combustion engine128US 6,711,893 B2ExxonMobil Research and Engineering Company · 2004
- Fuel supply apparatus of internal combustion engine102US 6,332,448 B1Nissan Motor Co., Ltd. · 2001
- Fuel modification method and apparatus for reduction of pollutants emitted from internal combustion engines99US 5,357,908 AEngelhard Corporation · 1994
- On-board gasoline distillation for reduced hydrocarbon emissions at start-up77US 6,119,637 AFord Global Technologies, LLC · 2000
- Fuel composition supply means for spark ignition engines77US 7,107,942 B2ExxonMobil Research and Engineering Company · 2006