F02M 63/0026
Using piezoelectric or magnetostrictive actuators
Official title: {using piezoelectric or magnetostrictive actuators}
F02M63/0026 (Using piezoelectric or magnetostrictive actuators) appears on 315 US grants and 302 published applications in this corpus.
Search patents in F02M- Granted patents
- 315
- Published applications
- 302
- Assignees
- 66
- Inventors
- 463
- Latest grant
- 26 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 18 | 2 |
| 2002 | 18 | 32 |
| 2003 | 21 | 40 |
| 2004 | 36 | 28 |
| 2005 | 23 | 22 |
| 2006 | 19 | 25 |
| 2007 | 15 | 29 |
| 2008 | 18 | 20 |
| 2009 | 19 | 22 |
| 2010 | 11 | 9 |
| 2011 | 13 | 8 |
| 2012 | 9 | 7 |
| 2013 | 6 | 13 |
| 2014 | 5 | 4 |
| 2015 | 7 | 10 |
| 2016 | 11 | 13 |
| 2017 | 10 | 5 |
| 2018 | 8 | 4 |
| 2019 | 7 | 4 |
| 2020 | 4 | 1 |
| 2021 | 5 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method, program product and computer for estimating the static flow rate of a piezoelectric injector26 Mar 2024US 11,939,932 B2Vitesco Technologies GmbH
- Method for checking the plausibility of the function of a pressure sensor8 Jun 2021US 11,029,229 B2Vitesco Technologies GmbH
- Vehicle fuel injector1 Jun 2021US 11,022,084 B2Hyundai Kefico Corporation
- Fuel injection device11 May 2021US 11,002,235 B2Denso Corporation
- Fuel injection device19 Jan 2021US 10,895,230 B2Denso Corporation
- Piezoelectric Actuator and Moving Device11 Dec 2025US 2025/0380614 A1YinGuan Semiconductor Technology Co., LTD.
- Method, program product and computer for estimating the static flow rate of a piezoelectric injector7 Sep 2023US 2023/0279821 A1Vitesco Technologies GmbH
- Fuel injector and method for operating a fuel injector21 Oct 2021US 2021/0324824 A1
- Vehicle fuel injector28 Jan 2021US 2021/0025363 A1Hyundai Kefico Corporation
- A method for monitoring a common-rail injector for large diesel and dual-fuel engines and injector configured to implement this method29 Oct 2020US 2020/0340438 A1OMT DIGITAL S.r.l.
Most cited
By later US patents
- Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke99US 5,779,149 ASiemens Automotive Corporation · 1998
- Piezoelectric injector for fuel-injection systems of internal combustion engines66US 6,085,990 ADaimlerChrysler AG · 2000
- Fuel injector nozzle assembly with feedback control59US 6,253,736 B1Cummins Engine Company, Inc. · 2001
- Apparatus and method for valve control56US 5,875,764 ASiemens Aktiengesellschaft · 1999
- Piezoelectric element and injector using the same53US 6,845,920 B2Denso Corporation · 2005