F02D 41/185
Using a vortex flow sensor
Official title: {using a vortex flow sensor}
F02D41/185 (Using a vortex flow sensor) appears on 58 US grants and 13 published applications in this corpus.
Search patents in F02D- Granted patents
- 58
- Published applications
- 13
- Assignees
- 20
- Inventors
- 120
- Latest grant
- 22 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Evaporated fuel treatment apparatus28 Jun 2022US 11,371,470 B2Aisan Kogyo Kabushiki Kaisha
- Method of controlling engine, and engine system10 May 2022US 11,326,547 B1Mazda Motor Corporation
- Engine torque reserve system diagnostic systems and methods15 Jan 2013US 8,355,856 B2GM Global Technology Operations LLC
- Security for engine torque input air-per-cylinder calculations1 Nov 2011US 8,050,841 B2GM Global Technology Operations LLC
- Control apparatus for internal combustion engine14 Sep 2023US 2023/0287843 A1Honda Motor Co., Ltd.
- Method of controlling engine, and engine system12 May 2022US 2022/0145825 A1Mazda Motor Corporation
- Evaporated fuel treatment apparatus5 May 2022US 2022/0136462 A1Aisan Kogyo Kabushiki Kaisha
- Flowmeter10 Jun 2021US 2021/0172780 A1Denso Corporation
- Measurement control device and flow volume measuring device15 Apr 2021US 2021/0108952 A1Denso Corporation
Most cited
By later US patents
- Electronic controlled fuel injection system59US 4,275,694 ANissan Motor Co., Ltd. · 1981
- Security for engine torque input air-per-cylinder calculations59US 8,050,841 B2GM Global Technology Operations LLC · 2011
- Fuel feed device for engine57US 4,256,075 AMikuni Kogyo Kabushiki Kaisha · 1981
- Fuel metering apparatus and method50US 4,048,964 AChrysler Corporation · 1977
- Flow rate measuring device38US 6,871,534 B1Mitsubishi Denki Kabushiki Kaisha · 2005