F02M 45/00
Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or
Official title: Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship {(pumps having such delivery by means of delivery valves F02M59/462)}
F02M45/00 (Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or) appears on 998 US grants and 622 published applications in this corpus.
Search patents in F02M- Granted patents
- 998
- Published applications
- 622
- Assignees
- 201
- Inventors
- 1,451
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 12 | 0 |
| 1980 | 12 | 0 |
| 1981 | 9 | 0 |
| 1982 | 7 | 0 |
| 1983 | 10 | 0 |
| 1984 | 11 | 0 |
| 1985 | 17 | 0 |
| 1986 | 12 | 0 |
| 1987 | 21 | 0 |
| 1988 | 13 | 0 |
| 1989 | 25 | 0 |
| 1990 | 16 | 0 |
| 1991 | 20 | 0 |
| 1992 | 19 | 0 |
| 1993 | 20 | 0 |
| 1994 | 11 | 0 |
| 1995 | 13 | 0 |
| 1996 | 18 | 0 |
| 1997 | 24 | 0 |
| 1998 | 30 | 0 |
| 1999 | 35 | 0 |
| 2000 | 34 | 0 |
| 2001 | 33 | 12 |
| 2002 | 45 | 50 |
| 2003 | 63 | 56 |
| 2004 | 55 | 69 |
| 2005 | 59 | 51 |
| 2006 | 43 | 56 |
| 2007 | 32 | 38 |
| 2008 | 20 | 24 |
| 2009 | 23 | 24 |
| 2010 | 13 | 29 |
| 2011 | 22 | 13 |
| 2012 | 7 | 18 |
| 2013 | 16 | 20 |
| 2014 | 10 | 20 |
| 2015 | 19 | 24 |
| 2016 | 19 | 26 |
| 2017 | 26 | 15 |
| 2018 | 16 | 16 |
| 2019 | 17 | 12 |
| 2020 | 16 | 10 |
| 2021 | 16 | 11 |
| 2022 | 6 | 2 |
| 2023 | 6 | 2 |
| 2024 | 7 | 8 |
| 2025 | 4 | 8 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Asymmetric fuel injection window and fuel metering window17 Mar 2026US 12,577,918 B2Caterpillar Inc.
- Fuel injector control strategy using fuel bulk modulus for fuel injector command determination13 Jan 2026US 12,523,182 B2Caterpillar Inc.
- Dual fuel system and operating strategy metering fuel via varied fuel pump output2 Dec 2025US 12,486,809 B2Caterpillar Inc.
- Proportional force modification of passive spool for control of secondary nozzle circuits27 May 2025US 12,313,004 B2Collins Engine Nozzles, Inc.
- Control method for combustion system, combustion system and engine14 Jan 2025US 12,196,151 B2Weichai Power Co., Ltd.
- Dual-fuel injector17 Sep 2026US 2026/0275946 A1Phinia Delphi Luxembourg Sarl
- Turbulent jet controlled diffusion combustion engine23 Jul 2026US 2026/0210283 A1Aramco Services Company
- Dual fuel injector for injection control and fuel metering, and method for operating same7 May 2026US 2026/0126025 A1Caterpillar Inc.
- Fuel injector for dual fuel applications having non-return valve for leakage control26 Mar 2026US 2026/0085649 A1Caterpillar Inc.
- Dual fuel injector and method26 Mar 2026US 2026/0085650 A1Caterpillar Inc.
Most cited
By later US patents
- Multiple operating mode engine and method of operation134US 6,561,157 B2Cummins Inc. · 2003
- Pressure storage fuel injection system102US 5,622,152 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997
- System and methods for electronic control of an accumulator fuel system101US 5,678,521 ACummins Engine Company, Inc. · 1997
- Hydraulically-actuated fuel injector with direct control needle valve77US 5,697,342 ACaterpillar Inc. · 1997
- Hydraulically-actuated fluid injector having pre-injection pressurizable fluid storage chamber and direct-operated check76US 5,463,996 ACaterpillar Inc. · 1995