B60H 1/00678
The axis of rotation being in the door plane
Official title: {the axis of rotation being in the door plane, e.g. butterfly doors}
B60H1/00678 (The axis of rotation being in the door plane) appears on 207 US grants and 214 published applications in this corpus.
Search patents in B60H- Granted patents
- 207
- Published applications
- 214
- Assignees
- 99
- Inventors
- 502
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 7 |
| 2003 | 5 | 4 |
| 2004 | 5 | 7 |
| 2005 | 3 | 7 |
| 2006 | 2 | 4 |
| 2007 | 2 | 7 |
| 2008 | 2 | 3 |
| 2009 | 4 | 5 |
| 2010 | 2 | 6 |
| 2011 | 5 | 4 |
| 2012 | 1 | 2 |
| 2013 | 3 | 6 |
| 2014 | 0 | 6 |
| 2015 | 7 | 6 |
| 2016 | 4 | 23 |
| 2017 | 7 | 19 |
| 2018 | 9 | 19 |
| 2019 | 17 | 15 |
| 2020 | 20 | 13 |
| 2021 | 10 | 8 |
| 2022 | 11 | 11 |
| 2023 | 8 | 7 |
| 2024 | 6 | 13 |
| 2025 | 9 | 7 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Heating or air conditioning system for a motor vehicle60US 5,042,566 ASiemens Aktiengesellschaft · 1991
- Apparatus to control the air flow in an automobile57US 4,259,896 AIkeda Bussan Co., Ltd. · 1981
- Heating, ventilation, and air conditioning unit for automotive vehicles43US 6,048,263 ACalsonic Corporation · 2000
- Distribution box for a heating and/or air conditioning apparatus, especially for an automotive vehicle40US 4,947,735 AValeo · 1990
- Air conditioning and heating unit for automotive vehicles39US 4,852,638 ASiemens Aktiengesellschaft · 1989