F02D 1/02
Not restricted to adjustment of injection timing
Official title: not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
F02D1/02 (Not restricted to adjustment of injection timing) appears on 500 US grants and 115 published applications in this corpus.
Search patents in F02D- Granted patents
- 500
- Published applications
- 115
- Assignees
- 135
- Inventors
- 752
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 19 | 0 |
| 1978 | 26 | 0 |
| 1979 | 25 | 0 |
| 1980 | 29 | 0 |
| 1981 | 29 | 0 |
| 1982 | 29 | 0 |
| 1983 | 26 | 0 |
| 1984 | 35 | 0 |
| 1985 | 22 | 0 |
| 1986 | 17 | 0 |
| 1987 | 15 | 0 |
| 1988 | 17 | 0 |
| 1989 | 19 | 0 |
| 1990 | 12 | 0 |
| 1991 | 8 | 0 |
| 1992 | 11 | 0 |
| 1993 | 14 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 5 |
| 2003 | 1 | 3 |
| 2004 | 6 | 6 |
| 2005 | 6 | 2 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 8 |
| 2015 | 2 | 6 |
| 2016 | 6 | 13 |
| 2017 | 10 | 3 |
| 2018 | 6 | 11 |
| 2019 | 7 | 8 |
| 2020 | 12 | 5 |
| 2021 | 6 | 5 |
| 2022 | 4 | 5 |
| 2023 | 5 | 1 |
| 2024 | 2 | 2 |
| 2025 | 3 | 4 |
| 2026 | 2 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems including a hydrogen internal combustion engine and aftertreatment system1 Sep 2026US 12,723,528 B2Cummins Emission Solutions Inc.
- Intelligent engine and pump controls2 Jun 2026US 12,644,423 B2Cummins Inc.
- Systems and methods of using a fuel injector as a pressure sensor to detect top-dead-center for a cylinder28 Oct 2025US 12,454,925 B2Cummins Inc.
- Control system for an internal combustion engine, internal combustion engine system, and method for controlling internal combustion engine9 Sep 2025US 12,410,760 B2Cummins Power Generation Inc.
- Fuel injectors with misalignment compensation15 Apr 2025US 12,276,244 B2Cummins-Scania HPCR System, LLC
- Fuel supply apparatus and engine system1 Oct 2026US 2026/0298159 A1Yanmar Holdings Co., Ltd.
- Method and system for controlling the engine torque of an internal combustion engine1 Oct 2026US 2026/0298167 A1Vitesco Technologies GmbH
- Control device and method for internal combustion engine17 Sep 2026US 2026/0275923 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Device and method for controlling oxygen storage amount in three-way catalyst3 Sep 2026US 2026/0258762 A1Nissan Motor Co., Ltd.
- Method of controlling injection in a hydrogen internal combustion engine20 Aug 2026US 2026/0243207 A1Phinia Delphi Luxembourg Sarl
Most cited
By later US patents
- Method and apparatus for controlling the operation of a diesel engine45US 4,223,654 ARobert Bosch GmbH · 1980
- Positive power control internal combustion engine35US 4,069,794 A1978
- Diesel engine air/fuel ratio controller for black smoke reduction33US 5,816,217 A1998
- Fuel injection control system31US 4,174,694 ARobert Bosch GmbH · 1979
- Fuel injection apparatus for internal combustion engines24US 4,381,750 ADiesel Kiki Co., Ltd. · 1983