H01H 2225/014
Normally closed combined with normally open
Official title: normally closed combined with normally open
H01H2225/014 (Normally closed combined with normally open) appears on 21 US grants and 19 published applications in this corpus.
Search patents in H01H- Granted patents
- 21
- Published applications
- 19
- Assignees
- 27
- Inventors
- 47
- Latest grant
- 6 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 5 |
| 2021 | 4 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electromagnetic switch21 Sep 2021US 11,127,541 B2Phoenix Contact GmbH & Co.KG
- Magnetic electrical switch7 Sep 2021US 11,114,263 B2Eaton Intelligent Power Limited
- Relay16 Apr 2026US 2026/0106101 A1Xiamen Hongfa Signal Electronics Co., Ltd.
- Switch device structure4 May 2023US 2023/0136132 A1Gaocheng Electronics Co., Ltd.
- Switching device18 Mar 2021US 2021/0082641 A1Alps Alpine Co., Ltd.
- Switch device and protective device8 Oct 2020US 2020/0321175 A1Dexerials Corporation
- Rotary Bridge Micro-Switch1 Oct 2020US 2020/0312587 A1Defond Components Limited
Most cited
By later US patents
- Push-button switch100US 4,349,712 AITT Industries, Inc. · 1982
- Keyboard with metal cover and improved switches92US 4,771,139 A1988
- Overlay electrical conductor for a magnetically coupled pushbutton switch46US 6,466,118 B1Duraswitch Industries, Inc. · 2002
- Membrane switch with pivotable rocker12US 4,618,754 A1986
- Push button switch10US 6,861,604 B2Knowles Electronics, LLC · 2005