F02M 61/1826
Discharge orifices having different sizes
Official title: {Discharge orifices having different sizes}
F02M61/1826 (Discharge orifices having different sizes) appears on 101 US grants and 107 published applications in this corpus.
Search patents in F02M- Granted patents
- 101
- Published applications
- 107
- Assignees
- 54
- Inventors
- 271
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 4 | 2 |
| 2004 | 3 | 5 |
| 2005 | 2 | 5 |
| 2006 | 3 | 6 |
| 2007 | 5 | 2 |
| 2008 | 1 | 5 |
| 2009 | 2 | 4 |
| 2010 | 1 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 6 |
| 2013 | 2 | 3 |
| 2014 | 2 | 9 |
| 2015 | 2 | 10 |
| 2016 | 8 | 6 |
| 2017 | 7 | 3 |
| 2018 | 3 | 6 |
| 2019 | 8 | 5 |
| 2020 | 5 | 5 |
| 2021 | 5 | 3 |
| 2022 | 3 | 6 |
| 2023 | 3 | 5 |
| 2024 | 5 | 2 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Fuel injector having multiple rows of spray holes with different cross-sectional shapes for flow modulation4 Nov 2025US 12,460,611 B2Cummins Inc.
- Fuel injection throttle body21 Jan 2025US 12,203,434 B2Holley Performance Products, Inc.
- Fuel injector in an engine having spray orifice set configured for offset positioning and engine operating method8 Oct 2024US 12,110,851 B2Caterpillar Inc.
- Injection nozzle for a dual-fuel engine, dual-fuel engine and method for operating the same10 Sep 2024US 12,085,049 B2MAN Energy Solutions SE
- Fuel injection valve6 Aug 2024US 12,055,119 B2Denso Corporation
- Fuel injector of an internal combustion engine and internal combustion engine19 Jun 2025US 2025/0198374 A1MAN Energy Solutions SE
- Fuel injection throttle body22 May 2025US 2025/0163874 A1Holley Performance Products, Inc.
- Fuel injector in an engine having spray orifice set configured for offset positioning and engine operating method20 Jun 2024US 2024/0200520 A1Caterpillar Inc.
- Injection nozzle for a dual-fuel engine, dual-fuel engine and method for operating the same28 Mar 2024US 2024/0102435 A1MAN Energy Solutions SE
- Injector nozzle spray hole with an aerated counterbore2 Nov 2023US 2023/0349349 A1Cummins Inc.
Most cited
By later US patents
- Combustion system for direct injection diesel engines95US 6,553,960 B1Yanmar Co., Ltd. · 2003
- Fuel swirl generation type fuel injection valve and direct fuel injection type spark ignition internal combustion engine39US 5,058,549 AToyota Jidosha Kabushiki Kaisha · 1991
- Fuel injection throttle body38US 10,012,197 B2Holley Performance Products, Inc. · 2018
- Fuel injection valve33US 5,540,200 ANissan Motor Co., Ltd. · 1996
- Fuel injection valve for an internal combustion engine33US 6,089,476 AToyota Jidosha Kabushiki Kaisha · 2000