H01H 89/00
Combinations of two or more different basic types of electric switches, relays
Official title: Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
H01H89/00 (Combinations of two or more different basic types of electric switches, relays) appears on 497 US grants and 391 published applications in this corpus.
Search patents in H01H- Granted patents
- 497
- Published applications
- 391
- Assignees
- 194
- Inventors
- 971
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 16 | 0 |
| 1988 | 8 | 0 |
| 1989 | 11 | 0 |
| 1990 | 12 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 2 |
| 2002 | 9 | 6 |
| 2003 | 6 | 5 |
| 2004 | 5 | 4 |
| 2005 | 4 | 5 |
| 2006 | 6 | 5 |
| 2007 | 3 | 4 |
| 2008 | 4 | 12 |
| 2009 | 6 | 6 |
| 2010 | 8 | 9 |
| 2011 | 8 | 5 |
| 2012 | 5 | 2 |
| 2013 | 3 | 11 |
| 2014 | 5 | 17 |
| 2015 | 9 | 27 |
| 2016 | 23 | 30 |
| 2017 | 29 | 34 |
| 2018 | 25 | 31 |
| 2019 | 41 | 36 |
| 2020 | 25 | 45 |
| 2021 | 36 | 23 |
| 2022 | 20 | 21 |
| 2023 | 21 | 14 |
| 2024 | 15 | 16 |
| 2025 | 13 | 8 |
| 2026 | 6 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01H 89/06Combination of a manual reset circuit with a contactor, i.e. the same226
- H01H 89/04Combination of a thermally actuated switch with a manually operated switch66
- H01H 2089/005Multi-purpose combinationsIndexing code25
- H01H 89/02Combination of a key operated switch with a manually operated switch1
Recent patents
- Input device25 Aug 2026US 12,719,000 B2Mitsubishi Electric Corporation
- Pyrotechnic fuse7 Jul 2026US 12,676,275 B2Solaredge Technologies Ltd.
- Solid-state circuit breaker5 May 2026US 12,620,543 B2Schneider Electric (China) Co., Ltd.
- Arc-free hybrid relay28 Apr 2026US 12,614,686 B2Enphase Energy, Inc.
- Capacitive button24 Mar 2026US 12,587,194 B2Mitsubishi Electric Corporation
- Main circuit breaker with integrated replaceable surge protection24 Sep 2026US 2026/0290735 A1Eaton Intelligent Power Limited
- Switch device20 Aug 2026US 2026/0245809 A1Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Solid-state circuit breaker13 Aug 2026US 2026/0237587 A1Schneider Electric Industries SAS
- Contactor device, high voltage power supply system and method for controlling a contactor device23 Jul 2026US 2026/0213098 A1
- Circuit breaker11 Jun 2026US 2026/0162914 A1Ellenberger & Poensgen GmbH
Most cited
By later US patents
- Overload relay to be combined with contactors95US 5,483,212 AKlockner-Moeller GmbH · 1996
- Contact arrangement for a current limiting circuit breaker91US 4,616,198 AGeneral Electric Company · 1986
- Contact arrangement for a current limiting circuit breaker91US 4,916,421 AGeneral Electric Company · 1990
- Switch91US 5,534,832 ATelemecanique · 1996
- Plug-in circuit breaker71US 5,179,491 ASquare D Company · 1993