F02D 2700/00
Mechanical control of speed or power of a single cylinder piston engine
F02D2700/00 (Mechanical control of speed or power of a single cylinder piston engine) appears on 138 US grants and 140 published applications in this corpus.
Search patents in F02D- Granted patents
- 138
- Published applications
- 140
- Assignees
- 60
- Inventors
- 334
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 4 |
| 2014 | 2 | 7 |
| 2015 | 9 | 35 |
| 2016 | 14 | 8 |
| 2017 | 15 | 6 |
| 2018 | 11 | 23 |
| 2019 | 16 | 13 |
| 2020 | 17 | 19 |
| 2021 | 15 | 6 |
| 2022 | 9 | 5 |
| 2023 | 5 | 2 |
| 2024 | 4 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02D 2700/03Controlling by changing the compression ratioIndexing code48
- F02D 2700/02Controlling by changing the air or fuel supplyIndexing code35
- F02D 2700/07Automatic control systems according to one of the preceding groups in combinationIndexing code17
- F02D 2700/04Controlling by throttling the exhaust conduitIndexing code16
- F02D 2700/09Mechanical control of speed or power of a single cylinder piston engineIndexing code10
- F02D 2700/05Controlling by preventing combustion in one or more cylindersIndexing code8
- F02D 2700/10Control of the timing of the fuel supply period with relation toIndexing code7
Recent patents
- Outboard motor and marine vessel5 May 2026US 12,617,511 B2Yamaha Hatsudoki Kabushiki Kaisha
- Piston and an internal combustion engine system14 Oct 2025US 12,442,347 B2Volvo Truck Corporation
- Internal combustion engine system29 Jul 2025US 12,372,040 B2Volvo Truck Corporation
- Control device for variable compression ratio mechanism, and diagnostic method for same13 May 2025US 12,297,784 B2Hitachi Astemo, Ltd.
- System and method for diagnosing an exhaust gas sensor17 Dec 2024US 12,169,155 B2Ford Global Technologies, LLC
- Durable Generator Power System and Method of Use12 Feb 2026US 2026/0043364 A1Axlom Energy Group, LLC
- Internal combustion engine system19 Jun 2025US 2025/0198358 A1Volvo Truck Corporation
- A piston and an internal combustion engine system6 Feb 2025US 2025/0043745 A1Volvo Truck Corporation
- System and method for diagnosing an exhaust gas sensor15 Aug 2024US 2024/0272038 A1Ford Global Technologies, LLC
- Control Device for Variable Compression Ratio Mechanism, and Diagnostic Method for Same9 May 2024US 2024/0151187 A1Hitachi Astemo, Ltd.
Most cited
By later US patents
- Internal combustion exhaust catalytic reactor monitoring system61US 4,007,589 ARobert Bosch GmbH · 1977
- Internal combustion exhaust catalytic reactor monitoring system42US 3,962,866 ARobert Bosch GmbH · 1976
- Apparatus for the cold starting and warming run of spark plug-ignited internal combustion engines41US 3,999,525 ARobert Bosch GmbH · 1976
- Method and installation for the predetermined addition of secondary air for the optimum combustion of exhaust gases of internal combustion engines30US 3,931,710 ADeutsche Vergaser GmbH & Co. Kommanditgesellschaft · 1976
- Apparatus repetitively controlling the composition of exhaust emissions from internal combustion engines, in predetermined intervals25US 4,040,394 ARobert Bosch GmbH · 1977