F02D 2009/0272
Two or more throttles disposed in series
Official title: {Two or more throttles disposed in series}
F02D2009/0272 (Two or more throttles disposed in series) appears on 69 US grants and 41 published applications in this corpus.
Search patents in F02D- Granted patents
- 69
- Published applications
- 41
- Assignees
- 34
- Inventors
- 150
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 4 |
| 2004 | 1 | 2 |
| 2005 | 3 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 2 |
| 2008 | 3 | 4 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 3 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 3 | 2 |
| 2019 | 2 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Internal combustion engine optimisation system and method7 May 2024US 11,976,600 B2Hartech Computation Limited
- Abnormality diagnostic method for internal combustion engine and abnormality diagnostic device for internal combustion engine27 Feb 2024US 11,913,400 B2Nissan Motor Co., Ltd.
- Secondary throttle control systems and methods26 Apr 2022US 11,313,291 B2GM Global Technology Operations LLC
- Two-stroke engine control18 Jan 2022US 11,225,922 B2Husqvarna AB
- Throttle device19 Jan 2021US 10,895,204 B2Mikuni Corporation
- Method of restricting rotational speed of an engine of a handheld power tool, control arrangement, and handheld power tool16 Jul 2026US 2026/0201845 A1Husqvarna AB
- A fuel injection arrangement for hand-held powertools23 Oct 2025US 2025/0327433 A1Husqvarna AB
- Abnormality diagnostic method for internal combustion engine and abnormality diagnostic device for internal combustion engine26 Oct 2023US 2023/0340922 A1Nissan Motor Co., Ltd.
- Internal combustion engine optimisation system and method21 Sep 2023US 2023/0296061 A1Hartech Computation Limited
- Single-inlet air intake control structure26 May 2022US 2022/0163007 A1Aeon Motor Co., Ltd.
Most cited
By later US patents
- Air induction control system for variable displacement internal combustion engine75US 5,431,139 AFord Motor Company · 1995
- Intake device for an internal combustion engine43US 4,890,586 AHonda Giken Kogyo Kabushiki Kaisha · 1990
- Air-flow control device for engine32US 5,542,388 AToyota Jidosha Kabushiki Kaisha · 1996
- Engine19US 5,596,957 AToyota Jidosha Kabushiki Kaisha · 1997
- Air-air/fuel control device18US 4,484,551 AFord Motor Company · 1984