F02D 2041/201
By using a boost inductance
Official title: {by using a boost inductance}
F02D2041/201 (By using a boost inductance) appears on 64 US grants and 36 published applications in this corpus.
Search patents in F02D- Granted patents
- 64
- Published applications
- 36
- Assignees
- 38
- Inventors
- 121
- Latest grant
- 22 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 3 |
| 2006 | 0 | 0 |
| 2007 | 3 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 3 |
| 2015 | 2 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 4 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 4 |
| 2022 | 6 | 4 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel injection control device and fuel injection control method22 Aug 2023US 11,732,667 B2Hitachi Astemo, Ltd.
- Injection control device28 Feb 2023US 11,591,982 B2Denso Corporation
- Electromagnetic valve drive device1 Nov 2022US 11,486,511 B2Hitachi Astemo, Ltd.
- Control device for fuel injection valve and fuel injection system11 Oct 2022US 11,466,653 B2Denso Corporation
- Method for controlling a DC/DC voltage converter for controlling a fuel injector4 Oct 2022US 11,459,969 B2Vitesco Technologies GmbH
- Load driving device and method for controlling load driving device16 Apr 2026US 2026/0106549 A1Hitachi Astemo, Ltd.
- Fuel Injection Control Device and Fuel Injection Control Method14 Jul 2022US 2022/0220916 A1Hitachi Astemo, Ltd.
- Method for controlling a high-pressure fuel injector7 Apr 2022US 2022/0106922 A1Vitesco Technologies GmbH
- Electromagnetic valve driving device31 Mar 2022US 2022/0099059 A1Hitachi Astemo, Ltd.
- Electromagnetic valve drive device31 Mar 2022US 2022/0099209 A1Hitachi Astemo, Ltd.
Most cited
By later US patents
- Method and apparatus for driving capacitive-type load50US 4,767,959 ANippon Soken, Inc. · 1988
- Control apparatus for electroexpansive actuator enabling variation of stroke41US 4,732,129 ANippon Soken, Inc. · 1988
- Switching type driver circuit for fuel injector35US 4,479,161 AThe Bendix Corporation · 1984
- Drive circuit for an electrostrictive actuator in a fuel injection valve34US 4,688,536 AToyota Jidosha Kabushiki Kaisha · 1987
- Fuel injection apparatus33US 3,942,485 AHitachi, Ltd. · 1976