F01P 2031/20
Warning devices
F01P2031/20 (Warning devices) appears on 84 US grants and 49 published applications in this corpus.
Search patents in F01P- Granted patents
- 84
- Published applications
- 49
- Assignees
- 41
- Inventors
- 158
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 3 |
| 2003 | 5 | 3 |
| 2004 | 4 | 3 |
| 2005 | 4 | 5 |
| 2006 | 6 | 2 |
| 2007 | 2 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 1 |
| 2018 | 3 | 5 |
| 2019 | 3 | 6 |
| 2020 | 9 | 4 |
| 2021 | 5 | 1 |
| 2022 | 3 | 1 |
| 2023 | 1 | 4 |
| 2024 | 2 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooling fan assembly with water fording features8 Apr 2025US 12,270,328 B2Robert Bosch GmbH
- Valve assembly failsafe27 Feb 2024US 11,913,370 B2Illinois Tool Works Inc.
- Method and control device for controlling a vehicle device30 Jan 2024US 11,885,254 B2ZF Friedrichshafen AG
- Warm-up method based on temperature control module, vehicle, and storage medium24 Oct 2023US 11,795,865 B2Guangzhou Automobile Group Co., Ltd.
- Thermostat fault diagnosis method and device, computer device and storage medium27 Sep 2022US 11,454,161 B2Guangzhou Automobile Group Co., Ltd.
- Adaptive control of a water pump in a marine propulsion system10 Sep 2026US 2026/0266210 A1Vision Marine Technologies
- Methods, apparatus, and systems to monitor health of a closed loop in a turbine engine using a physics-based model3 Oct 2024US 2024/0328343 A1General Electric Company
- Cooling fan assembly with water fording features31 Aug 2023US 2023/0272733 A1Robert Bosch GmbH
- Control method for an engine coolant valve18 May 2023US 2023/0151760 A1Hyundai Motor Company
- Method and control device for controlling a vehicle device16 Feb 2023US 2023/0052200 A1ZF Friedrichshafen AG
Most cited
By later US patents
- Cooling air flap and blower control for motor vehicles69US 4,779,577 ADr. Ing. h,c.F. Porsche Aktiengesellschaft · 1988
- Coolant filter with coolant additive sensor69US 6,098,575 ANavistar International Transportation Corp. · 2000
- Method and system for forecasting and warning on automotive abnormalities56US 4,393,365 ANippondenso Co., Ltd. · 1983
- Device and method for engine cooling56US 5,036,803 ARobert Bosch GmbH · 1991
- Thermostat malfunction detecting system for engine cooling system39US 6,279,390 B1Denso Corporation · 2001