F02D 2041/2051
Using voltage control
Official title: {using voltage control}
F02D2041/2051 (Using voltage control) appears on 332 US grants and 317 published applications in this corpus.
Search patents in F02D- Granted patents
- 332
- Published applications
- 317
- Assignees
- 121
- Inventors
- 687
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 3 |
| 2002 | 8 | 6 |
| 2003 | 3 | 8 |
| 2004 | 13 | 13 |
| 2005 | 7 | 10 |
| 2006 | 11 | 7 |
| 2007 | 4 | 6 |
| 2008 | 4 | 11 |
| 2009 | 9 | 16 |
| 2010 | 6 | 19 |
| 2011 | 12 | 18 |
| 2012 | 11 | 12 |
| 2013 | 10 | 14 |
| 2014 | 11 | 16 |
| 2015 | 13 | 25 |
| 2016 | 19 | 21 |
| 2017 | 21 | 17 |
| 2018 | 25 | 33 |
| 2019 | 22 | 21 |
| 2020 | 27 | 10 |
| 2021 | 19 | 12 |
| 2022 | 17 | 8 |
| 2023 | 3 | 4 |
| 2024 | 5 | 2 |
| 2025 | 3 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Injector valve force control11 Aug 2026US 12,704,100 B2Caterpillar Inc.
- Asymmetric fuel injection window and fuel metering window17 Mar 2026US 12,577,918 B2Caterpillar Inc.
- Method and circuitry for controlling discharge of a solenoid valve6 Jan 2026US 12,518,901 B2Scania CV AB
- Voltage supply module control for a fuel injected engine4 Nov 2025US 12,460,595 B2Fca US LLC
- Fuel injector drive system4 Nov 2025US 12,460,596 B2Caterpillar Inc.
- Injector valve force control18 Jun 2026US 2026/0168457 A1Caterpillar Inc.
- Asymmetric fuel injection window and fuel metering window22 Jan 2026US 2026/0022673 A1Caterpillar Inc.
- Fuel injector drive system11 Sep 2025US 2025/0283437 A1Caterpillar Inc.
- Method of controlling fuel injection19 Jun 2025US 2025/0198360 A1Phinia Delphi Luxembourg Sarl
- Voltage supply module control for a fuel injected engine22 May 2025US 2025/0163865 A1Fca US LLC
Most cited
By later US patents
- Method for operating a piezoelectric element327US 8,089,197 B2Epcos AG · 2012
- Method of reducing the impact speed of an armature in an electromagnetic actuator68US 5,917,692 AFEV Motorentechnik GmbH & Co. Kommanditgesellschaft · 1999
- System and method for operating high speed solenoid actuated devices53US 5,381,297 ASiemens Automotive Corporation · 1995
- Fault detection circuit50US 4,736,267 AMotorola, Inc. · 1988
- Method and apparatus for driving capacitive-type load50US 4,767,959 ANippon Soken, Inc. · 1988