F02D 33/003
Controlling the feeding of liquid fuel from storage containers to carburettors or
Official title: {Controlling the feeding of liquid fuel from storage containers to carburettors or fuel-injection apparatus (control of electrical fuel pumps F02D41/3082, controlling fuel flow to a common rail F02D41/3845); Failure or leakage prevention; Diagnosis or detection of failure; Arrangement of sensors in the fuel system; Electric wiring; Electrostatic discharge}
F02D33/003 (Controlling the feeding of liquid fuel from storage containers to carburettors or) appears on 580 US grants and 385 published applications in this corpus.
Search patents in F02D- Granted patents
- 580
- Published applications
- 385
- Assignees
- 242
- Inventors
- 1,166
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
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| 1981 | 8 | 0 |
| 1982 | 8 | 0 |
| 1983 | 10 | 0 |
| 1984 | 11 | 0 |
| 1985 | 6 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 10 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 13 | 0 |
| 1996 | 13 | 0 |
| 1997 | 7 | 0 |
| 1998 | 11 | 0 |
| 1999 | 13 | 0 |
| 2000 | 12 | 0 |
| 2001 | 21 | 12 |
| 2002 | 26 | 17 |
| 2003 | 26 | 21 |
| 2004 | 17 | 15 |
| 2005 | 15 | 24 |
| 2006 | 21 | 19 |
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| 2018 | 17 | 19 |
| 2019 | 25 | 20 |
| 2020 | 20 | 15 |
| 2021 | 12 | 13 |
| 2022 | 15 | 14 |
| 2023 | 9 | 5 |
| 2024 | 11 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Controlling a viscosity of fuel in a fuel control system with a vibratory meter14 Apr 2026US 12,601,670 B2Micro Motion, Inc.
- Fuel supply system and method for controlling a fuel pump of a fuel supply system for an internal combustion engine1 Apr 2025US 12,264,643 B2Hitachi Astemo, Ltd.
- Driving-assistance control apparatus25 Feb 2025US 12,233,868 B2Mitsubishi Electric Corporation
- Determining the size of a leak in a fuel tank system7 Jan 2025US 12,188,425 B2Vitesco Technologies GmbH
- Controlling a viscosity of fuel in a fuel control system with a vibratory meter17 Dec 2024US 12,169,169 B2Micro Motion, Inc.
- Position sensing for mechanical fuel injection systems5 Mar 2026US 2026/0063083 A1Avco Corporation
- Fuel circuit for an apparatus, associated apparatus and method15 Jan 2026US 2026/0015985 A1Volvo Truck Corporation
- Controlling a viscosity of fuel in a fuel control system with a vibratory meter30 Jan 2025US 2025/0035528 A1Micro Motion, Inc.
- Fuel supply system and method for controlling a fuel pump of a fuel supply system for an internal combustion engine9 Jan 2025US 2025/0012245 A1Hitachi Astemo, Ltd.
- A fuel monitoring system5 Dec 2024US 2024/0404331 A1
Most cited
By later US patents
- Fuel blending system method and apparatus134US 5,469,830 ACessna Aircraft Company · 1995
- Fuel transfer pump and control112US 6,792,966 B2Federal-Mogul World Wide, Inc. · 2004
- Onboard fuel separation apparatus for an automobile86US 6,972,093 B2ExxonMobil Research and Engineering Company · 2005
- Method and apparatus for fuel management and for preventing fuel spillage84US 6,078,850 AInternational Business Machines Corporation · 2000
- Fuel storage and delivey apparatus of a multi-fuel engine and process78US 5,560,344 ACaterpillar Inc. · 1996