F02M 61/184
Discharge orifices having non circular sections
Official title: {Discharge orifices having non circular sections}
F02M61/184 (Discharge orifices having non circular sections) appears on 114 US grants and 110 published applications in this corpus.
Search patents in F02M- Granted patents
- 114
- Published applications
- 110
- Assignees
- 54
- Inventors
- 297
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 4 |
| 2003 | 2 | 3 |
| 2004 | 3 | 4 |
| 2005 | 1 | 2 |
| 2006 | 3 | 5 |
| 2007 | 2 | 2 |
| 2008 | 3 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 3 |
| 2012 | 1 | 5 |
| 2013 | 1 | 3 |
| 2014 | 1 | 5 |
| 2015 | 2 | 11 |
| 2016 | 2 | 8 |
| 2017 | 12 | 4 |
| 2018 | 7 | 9 |
| 2019 | 9 | 10 |
| 2020 | 10 | 6 |
| 2021 | 9 | 5 |
| 2022 | 3 | 5 |
| 2023 | 3 | 3 |
| 2024 | 4 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel injection valve27 Jan 2026US 12,535,044 B2Denso Corporation
- 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 nozzle having different first and second discharge orifices for providing a hydrogen-air mixture14 Jan 2025US 12,196,165 B2Rolls-Royce Deutschland Ltd & Co KG
- Fuel injection valve5 Nov 2024US 12,135,001 B2Hitachi Astemo, Ltd.
- Fuel injector nozzle, fuel injector, internal combustion engine, and vehicle23 Apr 2026US 2026/0110284 A1Scania CV AB
- Fuel injector and nozzle assembly configured for limiting cavitation damage4 Dec 2025US 2025/0369410 A1Caterpillar Inc.
- Fuel injection throttle body22 May 2025US 2025/0163874 A1Holley Performance Products, Inc.
- Fuel injector having nozzle spray holes with grooves10 Oct 2024US 2024/0337232 A1Cummins Inc.
- Fuel nozzle having different first and second discharge orifices for providing a hydrogen-air mixture20 Jun 2024US 2024/0200521 A1Rolls-Royce Deutschland Ltd & Co KG
Most cited
By later US patents
- Fuel injection valve63US 6,170,763 B2Robert Bosch GmbH · 2001
- Nozzle54US 4,798,190 ANitrous Oxide Systems, Inc. · 1989
- Fluid injection nozzle44US 5,636,796 ANippondenso Co., Ltd. · 1997
- Orifice element and valve with orifice element42US 5,553,790 ARobert Bosch GmbH · 1996
- Fuel injection throttle body38US 10,012,197 B2Holley Performance Products, Inc. · 2018