H01H 50/644
Having more than one rotating or pivoting part
Official title: {having more than one rotating or pivoting part}
H01H50/644 (Having more than one rotating or pivoting part) appears on 11 US grants and 8 published applications in this corpus.
Search patents in H01H- Granted patents
- 11
- Published applications
- 8
- Assignees
- 9
- Inventors
- 32
- Latest grant
- 3 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 4 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Relay3 May 2022US 11,322,327 B2OMRON Corporation
- Automatic transfer switch with permanent magnetic actuation5 May 2020US 10,643,813 B2Cummins Power Generation IP, Inc.
- Lockout relay device22 Aug 2017US 9,741,519 B2Schweitzer Engineering Laboratories, Inc.
- Lockout relay device16 May 2017US 9,653,244 B1Schweitzer Engineering Laboratories, Inc.
- Dual stroke mechanically latched mechanism21 Mar 2017US 9,601,292 B2Hubbell Incorporated
- Electrical contactor comprising a spring for rapidly driving contacts18 Jun 2026US 2026/0171339 A1Safran Electrical & Power
- Relay25 Nov 2021US 2021/0366678 A1OMRON Corporation
- Lockout Relay Device20 Jul 2017US 2017/0207053 A1Schweitzer Engineering Laboratories, Inc.
- Automatic Transfer Switch13 Apr 2017US 2017/0103865 A1Cummins Power Generation IP, Inc.
- Dual stroke mechanically latched mechanism2 Jun 2016US 2016/0155593 A1Hubbell Incorporated
Most cited
By later US patents
- Ground fault circuit interrupter and electronic detection circuit41US 4,688,134 ASlater Electric Inc. · 1987
- Electromagnetic relay assembly with a linear motor25US 6,320,485 B12001
- Transfer switch22US 4,590,387 AAichi Electric Works Co., Ltd. · 1986
- Lockout relay device2US 9,653,244 B1Schweitzer Engineering Laboratories, Inc. · 2017
- Dual stroke mechanically latched mechanism1US 9,275,782 B2Hubbell Incorporated · 2016