F02D 17/04
Rendering engines inoperative or idling
Official title: rendering engines inoperative or idling, e.g. caused by abnormal conditions (dependent on lubricating conditions F01M1/22; dependent on cooling F01P5/14)
F02D17/04 (Rendering engines inoperative or idling) appears on 482 US grants and 317 published applications in this corpus.
Search patents in F02D- Granted patents
- 482
- Published applications
- 317
- Assignees
- 206
- Inventors
- 1,002
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 8 | 0 |
| 1978 | 13 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 12 | 12 |
| 2003 | 9 | 4 |
| 2004 | 5 | 8 |
| 2005 | 5 | 2 |
| 2006 | 12 | 13 |
| 2007 | 6 | 13 |
| 2008 | 6 | 7 |
| 2009 | 6 | 7 |
| 2010 | 6 | 8 |
| 2011 | 0 | 10 |
| 2012 | 5 | 21 |
| 2013 | 10 | 23 |
| 2014 | 19 | 28 |
| 2015 | 25 | 28 |
| 2016 | 22 | 21 |
| 2017 | 23 | 17 |
| 2018 | 25 | 24 |
| 2019 | 14 | 20 |
| 2020 | 23 | 14 |
| 2021 | 14 | 15 |
| 2022 | 16 | 8 |
| 2023 | 9 | 5 |
| 2024 | 6 | 3 |
| 2025 | 6 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Stop system for engine of work machine, and stop method for engine of work machine27 May 2025US 12,313,016 B2Komatsu Ltd.
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- Carbon monoxide detecting system for internal combustion engine-based machines23 Jul 2026US 2026/0210305 A1Generac Power Systems, Inc.
- Engine overspeed air shut-off system13 Nov 2025US 2025/0347255 A1Zhejiang chuangge technology co., ltd
- Fugitive gas detection system22 May 2025US 2025/0163862 A1
- Engine overspeed device and method15 May 2025US 2025/0154914 A1Gas Activated Systems
Most cited
By later US patents
- Method and system for engine control102US 5,477,827 ADetroit Diesel Corporation · 1995
- Engine protection system96US 5,070,832 ACummins Engine Company, Inc. · 1991
- Method and apparatus for automatic engine shut-off and restart79US 4,192,279 ARobert Bosch GmbH · 1980
- Method and system for engine control64US 5,732,676 ADetroit Diesel Corporation · 1998
- Engine automatic start stop control apparatus63US 6,371,889 B1Honda Giken Kogyo Kabushiki Kaisha · 2002