F02D 41/2435
Characterised by the writing medium
Official title: {characterised by the writing medium, e.g. bar code}
F02D41/2435 (Characterised by the writing medium) appears on 86 US grants and 73 published applications in this corpus.
Search patents in F02D- Granted patents
- 86
- Published applications
- 73
- Assignees
- 49
- Inventors
- 202
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 4 | 6 |
| 2004 | 3 | 7 |
| 2005 | 8 | 7 |
| 2006 | 6 | 4 |
| 2007 | 6 | 2 |
| 2008 | 3 | 7 |
| 2009 | 4 | 5 |
| 2010 | 3 | 7 |
| 2011 | 2 | 1 |
| 2012 | 2 | 7 |
| 2013 | 3 | 1 |
| 2014 | 4 | 2 |
| 2015 | 3 | 0 |
| 2016 | 4 | 5 |
| 2017 | 2 | 2 |
| 2018 | 4 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 3 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Diesel engine, diesel engine manufacturing method, and diesel engine injection-amount correction system11 Feb 2025US 12,221,936 B2Kubota Corporation
- Fuel system and fuel injector control strategy for stabilized injection control valve closing25 Oct 2022US 11,480,129 B2Caterpillar Inc.
- Temperature control apparatus, temperature control method, gas sensor, method of manufacturing gas sensor, and temperature control system for gas sensor23 Aug 2022US 11,422,108 B2Ngk Spark Plug Co., Ltd.
- Machine system and operating strategy using auto-population of trim files7 Jun 2022US 11,352,973 B2Caterpillar Inc.
- Method and device for controlling an injector7 Jul 2020US 10,704,488 B2Continental Automotive GmbH
- Diesel engine, diesel engine manufacturing method, and diesel engine injection-amount correction system1 Aug 2024US 2024/0254940 A1Kubota Corporation
- Fuel system and fuel injector control strategy for stabilized injection control valve closing25 Aug 2022US 2022/0268234 A1Caterpillar Inc.
- Fuel injection device24 Feb 2022US 2022/0056864 A1Denso Corporation
- Machine system and operating strategy using auto-population of trim files8 Oct 2020US 2020/0318569 A1Caterpillar Inc.
- Temperature control apparatus, temperature control method, gas sensor, method of manufacturing gas sensor, and temperature control system for gas sensor2 Jan 2020US 2020/0003723 A1Ngk Spark Plug Co., Ltd.
Most cited
By later US patents
- Method and structure for controlling an apparatus, such as a fuel injector, using electronic trimming70US 5,634,448 ACaterpillar Inc. · 1997
- System and method for real time programmability of an engine control unit60US 6,928,362 B22005
- Fuel injection system having fuel injector calibration42US 4,402,294 AGeneral Motors Corporation · 1983
- Method and system for engine control34US 4,366,541 AHitachi, Ltd. · 1982
- System and method of compensating for injector variability34US 5,839,420 ADetroit Diesel Corporation · 1998