B60H 1/00978
Control systems or circuits characterised by failure of detection or safety means
Official title: {Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods}
B60H1/00978 (Control systems or circuits characterised by failure of detection or safety means) appears on 328 US grants and 419 published applications in this corpus.
Search patents in B60H- Granted patents
- 328
- Published applications
- 419
- Assignees
- 174
- Inventors
- 1,055
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 3 | 4 |
| 2003 | 3 | 7 |
| 2004 | 8 | 13 |
| 2005 | 7 | 12 |
| 2006 | 6 | 9 |
| 2007 | 9 | 7 |
| 2008 | 5 | 6 |
| 2009 | 0 | 12 |
| 2010 | 4 | 5 |
| 2011 | 4 | 8 |
| 2012 | 2 | 2 |
| 2013 | 4 | 5 |
| 2014 | 6 | 12 |
| 2015 | 5 | 15 |
| 2016 | 16 | 23 |
| 2017 | 9 | 32 |
| 2018 | 20 | 24 |
| 2019 | 18 | 19 |
| 2020 | 24 | 29 |
| 2021 | 14 | 39 |
| 2022 | 30 | 32 |
| 2023 | 30 | 27 |
| 2024 | 18 | 18 |
| 2025 | 21 | 26 |
| 2026 | 9 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Interior environment control11 Aug 2026US 12,703,224 B2
- Device for manipulating an actuator, in particular in the form of a throttle or closure flap, of an air vent, an air vent comprising such a device as well as a method for manipulating an actuator, in particular in the form of a throttle or closure flap, of an air vent12 May 2026US 12,623,509 B2Illinois Tool Works Inc.
- Vehicle air-conditioning apparatus31 Mar 2026US 12,589,630 B2Mitsubishi Electric Corporation
- Thermal management control systems and methods17 Mar 2026US 12,576,692 B2Transportation IP Holdings, LLC
- Electrical power supply management for climate-controlled system associated with automotive application20 Jan 2026US 12,528,336 B2Thermo King Corporation
- Non-transitory computer readable medium for control program, control method and communication terminal10 Sep 2026US 2026/0264476 A1Honda Motor Co., Ltd.
- Non-transitory computer readable medium for control program, control method and communication terminal10 Sep 2026US 2026/0267303 A1Honda Motor Co., Ltd.
- Air conditioning system and control method of air conditioning system6 Aug 2026US 2026/0225426 A1Toyota Jidosha Kabushiki Kaisha
- Refrigerant charge diagnostic procedure for vehicle heat pump systems6 Aug 2026US 2026/0225428 A1Ford Global Technologies, LLC
- In-vehicle thermal distress mitigation6 Aug 2026US 2026/0225429 A1Netradyne, Inc.
Most cited
By later US patents
- Solid state clutch cycler with charge protection97US 4,463,576 AGeneral Motors Corporation · 1984
- Method and device to detect the charge level in air conditioning systems83US 5,987,903 ADaimlerChrysler AG · 1999
- Indicating refrigerant liquid saturation point79US 4,841,734 AEaton Corporation · 1989
- Low refrigerant charge detection especially for automotive air conditioning systems75US 5,251,453 AGeneral Motors Corporation · 1993
- Unattended vehicle passenger detection system71US 9,227,484 B12016