H01H 13/54
The contact returning to its original state a predetermined time interval after
Official title: the contact returning to its original state a predetermined time interval after removal of operating force, e.g. for staircase lighting
H01H13/54 (The contact returning to its original state a predetermined time interval after) appears on 8 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 8
- Published applications
- 4
- Assignees
- 9
- Inventors
- 14
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Self-powered wireless switch21 Jan 2025US 12,205,779 B2
- Switch device11 Sep 2012US 8,263,885 B2OMRON Corporation
- Sealed pushbutton switch12 Feb 2008US 7,329,821 B2Hon Hai Precision Ind.Co., Ltd.
- Pushbutton hand dryer timer24 Oct 2000US 6,137,067 AFrance/Scott Fetzer Company
- Timed contact switch8 Dec 1992US 5,170,313 AHoneywell Inc.
Most cited
By later US patents
- Timer switch for vehicle11US 4,442,363 AKabushiki Kaisha Tokai Rika Denki Seisakusho · 1984
- Timed contact switch8US 5,170,313 AHoneywell Inc. · 1992
- Pushbutton hand dryer timer8US 6,137,067 AFrance/Scott Fetzer Company · 2000
- Time controlled switching arrangement for two timer radio receiver5US 3,949,303 ASony Corporation · 1976
- Sealed pushbutton switch3US 7,329,821 B2Hon Hai Precision Ind.Co., Ltd. · 2008