F02N 7/08
The engines being of rotary type
Official title: the engines being of rotary type
F02N7/08 (The engines being of rotary type) appears on 68 US grants and 41 published applications in this corpus.
Search patents in F02N- Granted patents
- 68
- Published applications
- 41
- Assignees
- 39
- Inventors
- 128
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 3 |
| 2013 | 1 | 3 |
| 2014 | 3 | 4 |
| 2015 | 2 | 5 |
| 2016 | 3 | 3 |
| 2017 | 5 | 5 |
| 2018 | 3 | 1 |
| 2019 | 4 | 5 |
| 2020 | 4 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Control method, controller, and control program for controlling starting system, computer-readable medium carrying control program, starting system, and vehicle18 Feb 2025US 12,228,102 B2Volvo Truck Corporation
- Hydraulic device configured as a starter motor28 May 2024US 11,994,094 B2Mathers Hydraulics Technologies Pty Ltd
- System and method for cranking an engine16 Apr 2024US 11,959,450 B2Transportation IP Holdings, LLC
- Starter/generator system27 Sep 2022US 11,454,172 B2Unison Industries, LLC
- Method for slow starting a reciprocating engine10 Nov 2020US 10,830,199 B2GE Aviation Systems LLC
- Control method, controller, and control program for controlling starting system, computer-readable medium carrying control program, starting system, and vehicle5 Oct 2023US 2023/0313772 A1Volvo Truck Corporation
- Hydraulic device configured as a starter motor12 Jan 2023US 2023/0008105 A1Mathers Hydraulics Technologies Pty Ltd
- System and method for cranking an engine30 Jun 2022US 2022/0205420 A1Transportation IP Holdings, LLC
- Starter/generator system1 Jul 2021US 2021/0199055 A1Unison Industries, LLC
- Method for starting an internal combustion engine12 Sep 2019US 2019/0277238 A1MTU Friedrichshafen GmbH
Most cited
By later US patents
- Compact auxiliary power system for heavy-duty diesel engines and method91US 5,528,901 AAuxiliary Power Dynamics, Inc. · 1996
- Power plant for generation of electrical power and pneumatic pressure67US 5,341,644 A1994
- Starter system for automatically turning off and restarting a motor vehicle engine35US 4,959,962 AMAN Nutzfahrzeuge AG · 1990
- Compressed air starting device29US 4,747,270 AG. Dusterloh GmbH · 1988
- Turbine starter device26US 4,914,906 AAllied-Signal Inc. · 1990