H01H 2047/008
Circuit arrangements not adapted to a particular application of the relay and
Official title: {with a drop in current upon closure of armature or change of inductance}
H01H2047/008 (Circuit arrangements not adapted to a particular application of the relay and) appears on 57 US grants and 44 published applications in this corpus.
Search patents in H01H- Granted patents
- 57
- Published applications
- 44
- Assignees
- 29
- Inventors
- 83
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 7 | 12 |
| 2021 | 4 | 9 |
| 2022 | 10 | 9 |
| 2023 | 7 | 2 |
| 2024 | 2 | 1 |
| 2025 | 3 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for diagnosing an operating state of an electrical switching device and electrical switching device for implementing such a method12 Aug 2025US 12,387,893 B2Schneider Electric Industries SAS
- Method for diagnosing an operating state of an electrical switching device and electrical switching device for implementing such a method5 Aug 2025US 12,381,055 B2Schneider Electric Industries SAS
- Electromechanical switching device for an electric power circuit comprising at least one system for detecting the contact or non-contact position of a blade of a contactor5 Aug 2025US 12,381,056 B2Airbus Operations GmbH
- Electromagnetic relay2 Apr 2024US 11,948,764 B2OMRON Corporation
- Power contact fault clearing device2 Jan 2024US 11,862,408 B2Arc Suppression Technologies
- Detection of relay contactor movement5 Mar 2026US 2026/0063717 A1Allegro MicroSystems, LLC
- Detection of relay contactor movement5 Mar 2026US 2026/0063718 A1Allegro MicroSystems, LLC
- Method of controlling contactor, contactor system, program product and storage medium15 Jan 2026US 2026/0018354 A1Schneider Electric Industries SAS
- Power Contact Health Assessor Apparatus and Method15 Feb 2024US 2024/0055195 A1Arc Suppression Technologies
- Electromechanical switching device for an electric power circuit comprising at least one system for detecting the contact or non-contact position of a blade of a contactor1 Jun 2023US 2023/0170171 A1Airbus Operations GmbH
Most cited
By later US patents
- Method of operating an electromagnetically actuated fuel intake or exhaust valve of an internal combustion engine102US 4,823,825 A1989
- Zero cross relay actuation method and system implementing same77US 6,233,132 B1Ranco Incorporated of Delaware · 2001
- Contactor control system73US 4,922,363 AGeneral Electric Company · 1990
- Solenoid closure detection63US 5,053,911 AMotorola, Inc. · 1991
- Electronic interlock for electromagnetic contactor56US 5,539,608 AEaton Corporation · 1996