H01H 2050/446
Details of the insulating support of the coil
Official title: {Details of the insulating support of the coil, e.g. spool, bobbin, former}
H01H2050/446 (Details of the insulating support of the coil) appears on 104 US grants and 100 published applications in this corpus.
Search patents in H01H- Granted patents
- 104
- Published applications
- 100
- Assignees
- 66
- Inventors
- 273
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 2 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 4 |
| 2011 | 2 | 2 |
| 2012 | 5 | 5 |
| 2013 | 4 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 6 |
| 2016 | 5 | 4 |
| 2017 | 3 | 8 |
| 2018 | 2 | 6 |
| 2019 | 2 | 9 |
| 2020 | 10 | 9 |
| 2021 | 6 | 6 |
| 2022 | 11 | 4 |
| 2023 | 1 | 6 |
| 2024 | 1 | 7 |
| 2025 | 5 | 6 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Relay30 Jun 2026US 12,671,047 B2Huawei Technologies Co., Ltd.
- Highly-reliable insulating ultra-small electromagnetic relay16 Dec 2025US 12,500,054 B2Xiamen Hongfa Signal Electronics Co., Ltd.
- Electromagnetic relay9 Sep 2025US 12,412,716 B2Panasonic Intellectual Property Management Co., Ltd.
- Hinge type bistable magnetic circuit structure and magnetic latching relay19 Aug 2025US 12,394,583 B2Xiamen Hongfa Electric Power Controls Co., Ltd.
- Electromagnetic relay29 Jul 2025US 12,374,515 B2Panasonic Intellectual Property Management Co., Ltd.
- Electromagnetic relay20 Aug 2026US 2026/0245819 A1OMRON Corporation
- Electromagnet device16 Jul 2026US 2026/0204503 A1OMRON Corporation
- Electromagnet device9 Jul 2026US 2026/0196429 A1OMRON Corporation
- Relay14 May 2026US 2026/0135053 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Relay Coil Assembly and Relay14 May 2026US 2026/0135054 A1Tyco Electronics Technology (SIP) Co., Ltd.
Most cited
By later US patents
- Electromagnetic relay15US 6,225,880 B1Tyco Electronics Corporation · 2001
- Electromagnetic relay, method of adjusting the same, and method of assembling the same15US 6,359,537 B1NEC Corporation · 2002
- Miniature power switching relays14US 4,596,972 AAMF Incorporated · 1986
- Coil device13US 5,426,410 AAisin Seiki Kabushiki Kaisha · 1995
- Electromagnetic relay13US 6,731,190 B2Takamisawa Electric Co., Ltd. · 2004