H02H 3/338
Also responsive to wiring error
Official title: {also responsive to wiring error, e.g. loss of neutral, break}
H02H3/338 (Also responsive to wiring error) appears on 194 US grants and 123 published applications in this corpus.
Search patents in H02H- Granted patents
- 194
- Published applications
- 123
- Assignees
- 55
- Inventors
- 162
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 11 |
| 2003 | 12 | 7 |
| 2004 | 12 | 22 |
| 2005 | 15 | 8 |
| 2006 | 10 | 7 |
| 2007 | 14 | 8 |
| 2008 | 10 | 4 |
| 2009 | 6 | 6 |
| 2010 | 7 | 2 |
| 2011 | 6 | 4 |
| 2012 | 5 | 2 |
| 2013 | 6 | 6 |
| 2014 | 2 | 4 |
| 2015 | 6 | 1 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 5 | 9 |
| 2019 | 5 | 1 |
| 2020 | 5 | 1 |
| 2021 | 3 | 4 |
| 2022 | 4 | 2 |
| 2023 | 3 | 3 |
| 2024 | 3 | 2 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrical wiring device3 Dec 2024US 12,160,097 B2Hubbell Incorporated
- Open neutral detector10 Sep 2024US 12,088,086 B2Southwire Company
- Electrical wiring device9 Jan 2024US 11,870,239 B2Hubbell Incorporated
- Processor-based circuit interrupting devices28 Nov 2023US 11,831,139 B2Leviton Manufacturing Co., Inc.
- Open neutral detector26 Sep 2023US 11,769,999 B2Southwire Company
- Protective devices and methods for protection against electric shock in a power supply system having multiple power sources26 Mar 2026US 2026/0088603 A1Bender GmbH & Co. KG
- Electrical wiring device20 Mar 2025US 2025/0096553 A1Hubbell Incorporated
- Open neutral detector28 Nov 2024US 2024/0396322 A1Southwire Company
- Electrical wiring device25 Jan 2024US 2024/0030699 A1Hubbell Incorporated
- Open neutral detector12 Oct 2023US 2023/0327425 A1Southwire Company
Most cited
By later US patents
- Reset lockout for circuit interrupting device193US 6,040,967 ALeviton Manufacturing Co., Inc. · 2000
- Intelligent ground fault circuit interrupter185US 5,600,524 ALeviton Manufacturing Co., Inc. · 1997
- 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
- Intelligent ground fault circuit interrupter employing miswiring detection and user testing148US 6,052,265 ALeviton Manufacturing Co., Inc. · 2000