H01H 51/065
Relays having a pair of normally open contacts rigidly fixed to a
Official title: {Relays having a pair of normally open contacts rigidly fixed to a magnetic core movable along the axis of a solenoid, e.g. relays for starting automobiles (details H01H50/20)}
H01H51/065 (Relays having a pair of normally open contacts rigidly fixed to a) appears on 343 US grants and 264 published applications in this corpus.
Search patents in H01H- Granted patents
- 343
- Published applications
- 264
- Assignees
- 106
- Inventors
- 497
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 14 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 4 |
| 2003 | 2 | 4 |
| 2004 | 6 | 10 |
| 2005 | 7 | 5 |
| 2006 | 6 | 4 |
| 2007 | 1 | 8 |
| 2008 | 2 | 5 |
| 2009 | 11 | 11 |
| 2010 | 3 | 15 |
| 2011 | 6 | 16 |
| 2012 | 22 | 27 |
| 2013 | 29 | 18 |
| 2014 | 19 | 20 |
| 2015 | 14 | 17 |
| 2016 | 11 | 12 |
| 2017 | 21 | 13 |
| 2018 | 14 | 13 |
| 2019 | 12 | 12 |
| 2020 | 10 | 10 |
| 2021 | 8 | 11 |
| 2022 | 10 | 11 |
| 2023 | 11 | 8 |
| 2024 | 5 | 3 |
| 2025 | 9 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hermetic terminal and contact device using hermetic terminal16 Jun 2026US 12,658,611 B2SCHOTT Japan Corporation
- Relay having a pressure relief valve assembly2 Dec 2025US 12,488,954 B2Xiamen Hongfa Electric Power Controls Co., Ltd.
- Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of DC relay25 Nov 2025US 12,482,621 B2Xiamen Hongfa Electric Power Controls Co., Ltd.
- Switching device with at least one movable contact, at least one auxiliary contact, at least one spring contact and a contact plate21 Oct 2025US 12,451,312 B2TDK Electronics Co., Ltd.
- Contactor arrangement for extinguishing an electric arc7 Oct 2025US 12,437,947 B2Tyco Electronics (Shanghai) Co., Ltd.
- Relay12 Feb 2026US 2026/0045432 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of dc relay13 Nov 2025US 2025/0349480 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Actuator assembly for electrical devices and methods of making30 Oct 2025US 2025/0336630 A1Sensata Technologies, Inc.
- Switching device9 Oct 2025US 2025/0316432 A1
- Relay Switch Device Integrated With Pre-Charge System22 May 2025US 2025/0166952 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Sealed contact device with contact gap adjustment capability102US 5,892,194 AMatsushita Electric Works, Ltd. · 1999
- Solenoid switch contact and mounting assembly60US 5,021,760 AClum Manufacturing Company, Inc. · 1991
- Contact device56US 7,859,373 B2Panasonic Electric Works Co., Ltd. · 2010
- Electrical switch for starters35US 4,755,781 ARobert Bosch GmbH · 1988
- Motor vehicle starter contactor incorporating an auxiliary control relay29US 5,892,422 AValeo Equipments Electriques Moteur · 1999