H01H 51/29
Relays having armature, contacts, and operating coil within a sealed casing
Official title: Relays having armature, contacts, and operating coil within a sealed casing (H01H51/27 takes precedence)
H01H51/29 (Relays having armature, contacts, and operating coil within a sealed casing) appears on 45 US grants and 55 published applications in this corpus.
Search patents in H01H- Granted patents
- 45
- Published applications
- 55
- Assignees
- 42
- Inventors
- 130
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 3 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 3 |
| 2017 | 3 | 7 |
| 2018 | 4 | 6 |
| 2019 | 7 | 6 |
| 2020 | 1 | 4 |
| 2021 | 6 | 3 |
| 2022 | 3 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 2 |
| 2025 | 2 | 5 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Arc path generation unit and direct current relay including same3 Jun 2025US 12,322,563 B2Ls Electric Co., Ltd.
- Relay switch device integrated with pre-charge system18 Feb 2025US 12,230,465 B2LG Energy Solution, Ltd.
- Electronic component26 Nov 2024US 12,154,740 B2OMRON Corporation
- Arrangement and module for electrical contactor assemblies5 Dec 2023US 11,837,423 B2GM Global Technology Operations LLC
- Electromagnetic relay24 Oct 2023US 11,798,765 B2Fujitsu Component Limited
- Relay9 Jul 2026US 2026/0196433 A1Xiamen Hongfa Electric Power Controls Co., Ltd.
- Movable carrier structure for electrical device30 Oct 2025US 2025/0336629 A1Sensata Technologies, Inc.
- Switching device9 Oct 2025US 2025/0316432 A1
- Electromagnetic relay2 Oct 2025US 2025/0308821 A1OMRON Corporation
- Electromagnetic relay26 Jun 2025US 2025/0210294 A1OMRON Corporation
Most cited
By later US patents
- Sealed contact device with contact gap adjustment capability102US 5,892,194 AMatsushita Electric Works, Ltd. · 1999
- Hermetically sealed electromechanical relay46US 7,852,178 B2Tyco Electronics Corporation · 2010
- Sealed contact device23US 8,198,964 B2OMRON Corporation · 2012
- Sealed contactor14US 7,944,333 B2Gigavac, LLC · 2011
- Hermetically sealed relay having low permeability plastic housing10US 7,321,281 B2Gigavac, LLC · 2008