H01H 83/02
Operated by earth fault currents
Official title: operated by earth fault currents (H01H83/14 takes precedence)
H01H83/02 (Operated by earth fault currents) appears on 578 US grants and 476 published applications in this corpus.
Search patents in H01H- Granted patents
- 578
- Published applications
- 476
- Assignees
- 185
- Inventors
- 701
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 14 | 0 |
| 2000 | 2 | 0 |
| 2001 | 9 | 2 |
| 2002 | 9 | 15 |
| 2003 | 12 | 13 |
| 2004 | 13 | 26 |
| 2005 | 17 | 20 |
| 2006 | 23 | 28 |
| 2007 | 23 | 31 |
| 2008 | 24 | 16 |
| 2009 | 26 | 24 |
| 2010 | 16 | 23 |
| 2011 | 27 | 17 |
| 2012 | 24 | 21 |
| 2013 | 19 | 18 |
| 2014 | 16 | 13 |
| 2015 | 13 | 16 |
| 2016 | 11 | 18 |
| 2017 | 12 | 17 |
| 2018 | 17 | 25 |
| 2019 | 24 | 17 |
| 2020 | 24 | 16 |
| 2021 | 16 | 12 |
| 2022 | 20 | 18 |
| 2023 | 23 | 23 |
| 2024 | 18 | 17 |
| 2025 | 15 | 19 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-test auto monitor ground fault circuit interrupter (GFCI) with power denial6 Oct 2026US 12,754,232 B2Hubbell Incorporated
- Preventing nuisance trips of ground-fault circuit interruptors electrically coupled to climate control systems29 Sep 2026US 12,749,641 B2Trane International Inc.
- Continuously grounded travel gate system, barrier system and related methods15 Sep 2026US 12,738,393 B2Vanquish Fencing, Inc.
- Ground fault circuit interrupter device and related electrical connection devices and electrical appliances15 Sep 2026US 12,738,438 B2
- Leakage current detection and interruption device for power cord and related electrical connectors and electrical appliances23 Jun 2026US 12,665,407 B2
- Electric testing systems8 Oct 2026US 2026/0309779 A1
- Leakage Protection Plug10 Sep 2026US 2026/0269544 A1Zhejiang Yuchuang Electronic Technology Co, Ltd.
- Leakage protection device and electrical device27 Aug 2026US 2026/0253828 A1Sensata Technologies Changzhou Co., Ltd.
- Combined leakage protection device7 May 2026US 2026/0128247 A1
- Ground fault detection circuit breaker7 May 2026US 2026/0128248 A1
Most cited
By later US patents
- Reset lockout for circuit interrupting device193US 6,040,967 ALeviton Manufacturing Co., Inc. · 2000
- Ground fault circuit interrupter plug162US 5,661,623 AHubbell Incorporated · 1997
- Circuit interrupting device with reverse wiring protection161US 6,246,558 B1Leviton Manufacturing Co., Inc. · 2001
- Ground fault circuit interrupting system156US 4,595,894 ALeviton Manufacturing Co., Inc. · 1986
- Resettable circuit breaker for use in ground fault circuit interrupters and the like129US 5,202,662 ALeviton Manufacturing Co., Inc. · 1993