F02M 59/462
Delivery valves
Official title: {Delivery valves}
F02M59/462 (Delivery valves) appears on 262 US grants and 198 published applications in this corpus.
Search patents in F02M- Granted patents
- 262
- Published applications
- 198
- Assignees
- 105
- Inventors
- 539
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 1 |
| 2002 | 4 | 4 |
| 2003 | 5 | 8 |
| 2004 | 5 | 6 |
| 2005 | 6 | 5 |
| 2006 | 5 | 8 |
| 2007 | 1 | 8 |
| 2008 | 3 | 8 |
| 2009 | 3 | 7 |
| 2010 | 6 | 5 |
| 2011 | 7 | 5 |
| 2012 | 4 | 11 |
| 2013 | 1 | 9 |
| 2014 | 7 | 8 |
| 2015 | 6 | 11 |
| 2016 | 9 | 13 |
| 2017 | 10 | 8 |
| 2018 | 11 | 15 |
| 2019 | 16 | 20 |
| 2020 | 15 | 16 |
| 2021 | 21 | 3 |
| 2022 | 6 | 4 |
| 2023 | 5 | 6 |
| 2024 | 1 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel pump4 Aug 2026US 12,698,751 B1
- High-pressure pump14 Jan 2025US 12,196,164 B2Denso Corporation
- Fuel pump for a direct injection system7 Jan 2025US 12,188,440 B2Marelli Europe S.P.A.
- Dual valve fuel metering systems19 Nov 2024US 12,146,461 B2Hamilton Sundstrand Corporation
- Discharge valve mechanism and high-pressure fuel supply pump including the same10 Oct 2023US 11,781,513 B2Hitachi Astemo, Ltd.
- Fuel system that prevents vapor lock in powertrains converted to run on a volatile alternative fuel20 Aug 2026US 2026/0243218 A1ICOM North America LLC
- Valve Mechanism and Fuel Pump20 Aug 2026US 2026/0243220 A1Astemo, Ltd.
- Fuel pump for a direct injection system21 May 2026US 2026/0139650 A1Marelli Europe S.P.A.
- Fuel pump18 Sep 2025US 2025/0290479 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Electromagnetic Suction Valve and Fuel Supply Pump24 Jul 2025US 2025/0237186 A1Hitachi Astemo, Ltd.
Most cited
By later US patents
- Check valve75US 5,183,075 A1993
- Electrically controlled fuel injection pump for internal combustion engines62US 4,653,455 ARobert Bosch GmbH · 1987
- Fuel injection system for internal combustion engines61US 4,957,085 A1990
- Fuel injector and check valve58US 5,328,094 AGeneral Motors Corporation · 1994
- Fuel flow control valve assembly57US 4,301,825 AFord Motor Company · 1981