H01H 31/122
Fuses mounted on, or constituting the movable contact parts of, the switch
Official title: {Fuses mounted on, or constituting the movable contact parts of, the switch}
H01H31/122 (Fuses mounted on, or constituting the movable contact parts of, the switch) appears on 138 US grants and 88 published applications in this corpus.
Search patents in H01H- Granted patents
- 138
- Published applications
- 88
- Assignees
- 59
- Inventors
- 226
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 3 |
| 2005 | 4 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 5 | 9 |
| 2010 | 5 | 7 |
| 2011 | 5 | 4 |
| 2012 | 4 | 4 |
| 2013 | 2 | 3 |
| 2014 | 3 | 2 |
| 2015 | 4 | 3 |
| 2016 | 6 | 6 |
| 2017 | 2 | 4 |
| 2018 | 5 | 0 |
| 2019 | 1 | 1 |
| 2020 | 3 | 5 |
| 2021 | 4 | 2 |
| 2022 | 5 | 3 |
| 2023 | 2 | 4 |
| 2024 | 4 | 4 |
| 2025 | 6 | 13 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power line protection coordination schemes using pivotable multi-fuse assemblies6 Oct 2026US 12,755,920 B2Saudi Arabian Oil Company
- Cutout cover6 Jan 2026US 12,518,941 B1Nsa Rup, LLC
- Upper contact assembly and fuse cutout having the same18 Nov 2025US 12,476,058 B2Goodwell Electric Corporation
- Fuse, composite fuse, and electrical connection box11 Nov 2025US 12,469,662 B2Autonetworks Technologies, Ltd.
- Utility probe with resilient fingers1 Jul 2025US 12,343,849 B2Utility Solutions, Inc.
- Mechanical fuse device for protecting switching apparatus30 Apr 2026US 2026/0117826 A1Hitachi Energy Ltd
- Flange, notch, or hook engaging portion for assisting quick opening of power lines using a cutout door20 Nov 2025US 2025/0357060 A1
- Device, System And Method For Closing A Fuse Cutout30 Oct 2025US 2025/0336632 A1
- Load break tool with reset indicator23 Oct 2025US 2025/0329508 A1
- Utility probe with resilient fingers2 Oct 2025US 2025/0303538 A1Utility Solutions, Inc.
Most cited
By later US patents
- Method and apparatus for detecting and responding to downed conductors80US 5,341,265 AKearney-National, Inc. · 1994
- Pull-out high current switch54US 5,973,418 ACooper Technologies Company · 1999
- Mounting for an article which permits movement thereof between inaccessible and accessible positions32US 4,463,227 AS&C Electric Company · 1984
- Handling tool for overhead-mounted devices28US 5,742,220 AS&C Electric Company · 1998
- Contact assembly for a fuse cutout27US 4,414,527 AS&C Electric Company · 1983