H01H 3/022
Emergency operating parts
Official title: {Emergency operating parts, e.g. for stop-switch in dangerous conditions}
H01H3/022 (Emergency operating parts) appears on 218 US grants and 183 published applications in this corpus.
Search patents in H01H- Granted patents
- 218
- Published applications
- 183
- Assignees
- 136
- Inventors
- 407
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 6 | 4 |
| 2003 | 4 | 7 |
| 2004 | 6 | 2 |
| 2005 | 5 | 6 |
| 2006 | 4 | 7 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 3 | 8 |
| 2010 | 6 | 10 |
| 2011 | 3 | 7 |
| 2012 | 6 | 4 |
| 2013 | 7 | 3 |
| 2014 | 3 | 6 |
| 2015 | 6 | 10 |
| 2016 | 5 | 5 |
| 2017 | 13 | 13 |
| 2018 | 11 | 12 |
| 2019 | 13 | 10 |
| 2020 | 13 | 16 |
| 2021 | 13 | 11 |
| 2022 | 5 | 8 |
| 2023 | 8 | 7 |
| 2024 | 14 | 7 |
| 2025 | 2 | 6 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Working machine with a frame structure controlled emergency stop actuator22 Sep 2026US 12,741,619 B2Volvo Construction Equipment AB
- Apparatus for utility control25 Aug 2026US 12,716,512 B2WCM Industries, Inc.
- Protective safety glove31 Mar 2026US 12,592,349 B1
- Disconnection assembly for tethered electric vehicle24 Feb 2026US 12,558,974 B2Caterpillar SARL
- Optical monitoring system for an optical display element3 Feb 2026US 12,542,248 B2ACD Antriebstechnik GmbH
- Reversible, Pyrotechnic Contacting Device for an Onboard High-Voltage Electrical System of a Motor Vehicle1 Oct 2026US 2026/0296201 A1Bayerische Motoren Werke Aktiengesellschaft
- Apparatus for utility control1 Oct 2026US 2026/0298362 A1WCM Industries, Inc.
- Optical coupling element and user interaction device4 Jun 2026US 2026/0153229 A1Eaton Intelligent Power Limited
- Movable Terminal Unit Assembly Structure, Push Button Switch having the Same, Controller having the Push Button Switch, and Movable Terminal Unit Assembly Method28 May 2026US 2026/0148910 A1Idec Corporation
- Emergency system for patient lifts and method thereof2 Apr 2026US 2026/0090939 A1
Most cited
By later US patents
- Safety system for power equipment113US 7,055,417 B1Sd3, LLC · 2006
- Modified rope tensioner95US 6,705,179 B1EJA Limited · 2004
- Electric circuit actuating mechanism69US 5,510,587 AReitech Corporation · 1996
- Switch box for power tools with safety systems57US 7,525,055 B2Sd3, LLC · 2009
- Emergency stopping system for child's powered recreational vehicle54US 6,349,786 B1F. F. Acquisition Corp. · 2002