F02M 63/02
Fuel-injection apparatus having several injectors fed by a common pumping element, or
Official title: Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02M63/02 (Fuel-injection apparatus having several injectors fed by a common pumping element, or) appears on 1,798 US grants and 1,531 published applications in this corpus.
Search patents in F02M- Granted patents
- 1,798
- Published applications
- 1,531
- Assignees
- 376
- Inventors
- 3,015
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 14 | 0 |
| 1984 | 15 | 0 |
| 1985 | 10 | 0 |
| 1986 | 11 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 12 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 12 | 0 |
| 1996 | 19 | 0 |
| 1997 | 17 | 0 |
| 1998 | 36 | 0 |
| 1999 | 40 | 0 |
| 2000 | 62 | 0 |
| 2001 | 66 | 17 |
| 2002 | 70 | 73 |
| 2003 | 85 | 92 |
| 2004 | 94 | 100 |
| 2005 | 77 | 93 |
| 2006 | 78 | 123 |
| 2007 | 93 | 91 |
| 2008 | 83 | 79 |
| 2009 | 60 | 95 |
| 2010 | 70 | 82 |
| 2011 | 51 | 59 |
| 2012 | 47 | 61 |
| 2013 | 45 | 57 |
| 2014 | 42 | 63 |
| 2015 | 45 | 73 |
| 2016 | 67 | 83 |
| 2017 | 65 | 59 |
| 2018 | 75 | 56 |
| 2019 | 57 | 48 |
| 2020 | 55 | 46 |
| 2021 | 54 | 30 |
| 2022 | 30 | 16 |
| 2023 | 14 | 10 |
| 2024 | 6 | 10 |
| 2025 | 11 | 4 |
| 2026 | 4 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel pressure accumulating device11 Aug 2026US 12,704,104 B2Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Fuel system having dual fuel quill connector and quill connector installation method26 May 2026US 12,637,994 B2Caterpillar Inc.
- Engine device5 May 2026US 12,618,388 B2Yanmar Power Technology Co., Ltd.
- EFI throttle body with side fuel injectors20 Jan 2026US 12,529,351 B2Fuel Injection Technology Inc.
- Identifying and counting common rail fuel system pressure relief valve opening events9 Dec 2025US 12,492,672 B1Caterpillar Inc.
- Efi throttle body with side fuel injectors10 Sep 2026US 2026/0266252 A1Fuel Injection Technology Inc.
- Fuel pressure measurement and related processes, systems, and controls25 Jun 2026US 2026/0177015 A1Cummins-Scania HPCR System, LLC
- Pressure regulator valve for engine fuel system25 Jun 2026US 2026/0177024 A1Cummins Inc.
- Fuel system with direct and high pressure port fuel injection with thermal management28 May 2026US 2026/0146578 A1Stanadyne Operating Company LLC
- Dual fuel injector for injection control and fuel metering, and method for operating same7 May 2026US 2026/0126025 A1Caterpillar Inc.
Most cited
By later US patents
- Engine system and method accounting for engine misfire172US 7,086,386 B2Ford Global Technologies, LLC · 2006
- Dual fuel supply system for a direct-injection system of a diesel engine with on-board mixing169US 8,973,560 B2Dgc Industries Pty Ltd · 2015
- Optimized lambda and compression temperature control for compression ignition engines133US 6,273,076 B1Servojet Products International · 2001
- Engine having a high pressure hydraulic system and low pressure lubricating system131US 6,067,962 ACaterpillar Inc. · 2000
- Hydraulically-actuated electronically-controlled unit injector fuel system having variable control of actuating fluid pressure125US 5,191,867 ACaterpillar Inc. · 1993