B60H 1/00864
Ventilators and damper doors
Official title: {Ventilators and damper doors}
B60H1/00864 (Ventilators and damper doors) appears on 166 US grants and 137 published applications in this corpus.
Search patents in B60H- Granted patents
- 166
- Published applications
- 137
- Assignees
- 72
- Inventors
- 377
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 1 |
| 2003 | 3 | 3 |
| 2004 | 6 | 6 |
| 2005 | 2 | 5 |
| 2006 | 2 | 0 |
| 2007 | 1 | 2 |
| 2008 | 4 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 4 |
| 2014 | 1 | 6 |
| 2015 | 1 | 6 |
| 2016 | 5 | 11 |
| 2017 | 8 | 13 |
| 2018 | 14 | 16 |
| 2019 | 13 | 7 |
| 2020 | 10 | 17 |
| 2021 | 6 | 8 |
| 2022 | 9 | 3 |
| 2023 | 10 | 6 |
| 2024 | 4 | 5 |
| 2025 | 3 | 6 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air recirculation control system employing a mass balance for liquid management16 Jun 2026US 12,654,513 B2Mahle International GmbH
- Vehicle control apparatus and vehicle control method31 Mar 2026US 12,589,628 B2Hyundai Motor Company
- Vehicular air conditioning system31 Mar 2026US 12,589,629 B2Hanon Systems
- Vehicle air-conditioning apparatus31 Mar 2026US 12,589,630 B2Mitsubishi Electric Corporation
- Air vent assembly and control system17 Mar 2026US 12,576,696 B1
- Systems and methods for a control system26 Mar 2026US 2026/0084486 A1CNH Industrial America LLC
- Heater element and vehicle interior purification system26 Feb 2026US 2026/0054210 A1NGK Insulators, Ltd.
- Methods and devices for thermal management of electric vehicles and their cabins in cold environments29 Jan 2026US 2026/0027865 A1Omnitek Partners LLC
- Air quality control apparatus and method for a vehicle4 Dec 2025US 2025/0368001 A1Doowon Climate Control Co., Ltd.
- Cabin warm-up using restricted airflow in heat pump-based heating, ventilation, and air conditioning system6 Nov 2025US 2025/0340099 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Vehicle climate control system and operating method79US 5,547,125 AChrysler Corporation · 1996
- System for controlling climate within a vehicle76US 5,653,386 AChrysler Corporation · 1997
- Control method and apparatus for air conditioners75US 4,311,188 ANippondenso Co., Ltd. · 1982
- Environmental control system68US 5,396,779 ANartron Corporation · 1995
- Automotive air conditioning system50US 5,167,129 ACalsonic Corporation · 1992