H01H 29/18
Switches having at least one liquid contact: with level of surface of
Official title: with level of surface of contact liquid displaced by non-electrical contact-making plunger
H01H29/18 (Switches having at least one liquid contact: with level of surface of) appears on 9 US grants and 4 published applications in this corpus.
Search patents in H01H- Granted patents
- 9
- Published applications
- 4
- Assignees
- 6
- Inventors
- 9
- Latest grant
- 22 May 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid filled bellows activated switch and voltage source made therefrom, timepieces and methods related thereto22 May 2018US 9,978,548 B2Preciflex SA
- Device forming a pressure sensor, method for producing such a sensor and application in the production of a touch screen16 Jun 2015US 9,057,651 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Insertion-type liquid metal latching relay array12 Apr 2005US 6,879,088 B2Agilent Technologies, Inc.
- Impulse mercury relay with magnetic interlock switch10 Feb 1987US 4,642,593 A
- Mercury displacement relay28 Dec 1982US 4,366,458 A
- Liquid filled bellows activated switch and voltage source made therefrom, timepieces and methods related thereto15 Jun 2017US 2017/0169971 A9Preciflex SA
- Liquid filled bellows activated switch and voltage source made therefrom, timepieces and methods related thereto28 Jul 2016US 2016/0217949 A1Preciflex SA
- Device forming a pressure sensor, method for producing such a sensor and application in the production of a touch screen9 May 2013US 2013/0112012 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Insertion-type liquid metal latching relay array14 Oct 2004US 2004/0201309 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Thermal cut-off fuse16US 4,210,893 ANifco Inc. · 1980
- Switch mechanisms4US 3,934,215 AInflo Systems, Inc. · 1976
- Insertion-type liquid metal latching relay array4US 6,879,088 B2Agilent Technologies, Inc. · 2005
- Liquid filled bellows activated switch and voltage source made therefrom, timepieces and methods related thereto4US 9,978,548 B2Preciflex SA · 2018
- Self-encoding key switch and keyboard and keyboard system utilizing the same2US 4,172,251 A1979