F02M 7/17
By a pneumatically adjustable piston-like element
Official title: by a pneumatically adjustable piston-like element, e.g. constant depression carburettors
F02M7/17 (By a pneumatically adjustable piston-like element) appears on 102 US grants and 7 published applications in this corpus.
Search patents in F02M- Granted patents
- 102
- Published applications
- 7
- Assignees
- 38
- Inventors
- 112
- Latest grant
- 2 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 19 | 0 |
| 1985 | 15 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Internal combustion engine2 Feb 2021US 10,907,581 B2Honda Motor Co., Ltd.
- Snowthrower including power boost system21 Mar 2017US 9,598,828 B2Briggs & Stratton Corporation
- Variable venturi and zero droop vacuum assist19 Apr 2016US 9,316,175 B2Briggs & Stratton Corporation
- Carburetor system for outdoor power equipment16 Dec 2014US 8,910,616 B2Briggs & Stratton Corporation
- Carburetor28 Oct 2008US 7,441,753 B1Borch Corporation
- Method, system, and apparatus for optimizing carburetors26 Dec 2024US 2024/0426263 A1
- Internal combustion engine27 Aug 2020US 2020/0271076 A1Honda Motor Co., Ltd.
- Snowthrower including power boost system9 Apr 2015US 2015/0096206 A1Briggs & Stratton Corporation
- Variable venturi and zero droop vacuum assist24 Oct 2013US 2013/0276751 A1Briggs & Stratton Corporation
- Carburetor system for outdoor power equipment25 Oct 2012US 2012/0267137 A1Briggs & Stratton Corporation
Most cited
By later US patents
- Internal combustion engine and method of operating it33US 4,117,813 AYamaha Hatsudoki Kabushiki Kaisha · 1978
- Carburation devices for internal combustion engines32US 3,963,009 ASociete Industrielle de Brevets et d'Etudes S.I.B.E. · 1976
- Air-fuel mixture ratio correcting system for carburetor28US 4,036,186 ANippon Soken, Inc. · 1977
- Air-fuel mixture ratio correcting system for carburetor24US 4,153,021 ANippon Soken, Inc. · 1979
- Crankcase scavenged two-stroke engines24US 5,503,119 ARicardo Consulting Engineers Limited · 1996