F02P 5/10
Dependent on fluid pressure in engine
Official title: dependent on fluid pressure in engine, e.g. combustion-air pressure
F02P5/10 (Dependent on fluid pressure in engine) appears on 169 US grants and 19 published applications in this corpus.
Search patents in F02P- Granted patents
- 169
- Published applications
- 19
- Assignees
- 64
- Inventors
- 268
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 25 | 0 |
| 1978 | 23 | 0 |
| 1979 | 20 | 0 |
| 1980 | 12 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 3 |
| 2021 | 4 | 6 |
| 2022 | 4 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Flame triggered and controlled volumetric ignition23 Apr 2024US 11,965,455 B2Woodward, Inc.
- Engine and ignition assembly with two pistons7 Feb 2023US 11,572,826 B1
- Reluctor plate controller8 Nov 2022US 11,493,014 B2
- Flame triggered and controlled volumetric ignition16 Aug 2022US 11,415,041 B2Woodward, Inc.
- Control method of internal combustion engine and internal combustion engine19 Jul 2022US 11,391,236 B2Nissan Motor Co., Ltd.
- Flame triggered and controlled volumetric ignition8 Dec 2022US 2022/0389858 A1Woodward, Inc.
- Method of predicting occurrence of engine knocking16 Dec 2021US 2021/0388788 A1Seoul National University R&Db Foundation
- Reluctor plate controller4 Nov 2021US 2021/0340929 A1
- Ignition timing control device for internal combustion engine25 Mar 2021US 2021/0088019 A1Toyota Jidosha Kabushiki Kaisha
- Flame Triggered And Controlled Volumetric Ignition18 Mar 2021US 2021/0079835 A1Woodward, Inc.
Most cited
By later US patents
- Ignition timing control system for internal combustion engine38US 6,729,301 B2Mitsubishi Jidosha Kogyo Kabushiki Kaisha · 2004
- Throttle valve position-detecting device for a vehicle engine30US 4,688,420 ANippondenso Co., Ltd. · 1987
- Engine valve means and porting27US 4,000,723 APerformance Industries, Inc. · 1977
- Timing and throttle linkage18US 4,622,938 AOutboard Marine Corporation · 1986
- Combustion control system for internal combustion engine adaptable to on and off of exhaust gas recirculation16US 4,947,820 AToyota Jidosha Kabushiki Kaisha · 1990