H01T 4/16
Overvoltage arresters using spark gaps: having a plurality of gaps arranged in
Official title: having a plurality of gaps arranged in series
H01T4/16 (Overvoltage arresters using spark gaps: having a plurality of gaps arranged in) appears on 81 US grants and 55 published applications in this corpus.
Search patents in H01T- Granted patents
- 81
- Published applications
- 55
- Assignees
- 51
- Inventors
- 167
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 3 | 4 |
| 2015 | 2 | 3 |
| 2016 | 3 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 3 |
| 2019 | 4 | 3 |
| 2020 | 6 | 7 |
| 2021 | 4 | 1 |
| 2022 | 4 | 5 |
| 2023 | 0 | 7 |
| 2024 | 8 | 3 |
| 2025 | 4 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Printed circuit spark gap with enhanced spark over voltage to protect an electronic device connected to the spark gap11 Aug 2026US 12,706,445 B2Ppc Broadband, Inc.
- Protection device against pulsed currents10 Mar 2026US 12,573,819 B2Citel
- Graded spark gap design for internally gapped surge arrester9 Dec 2025US 12,494,308 B2Hubbell Incorporated
- Conductor assembly21 Oct 2025US 12,451,276 B2Siemens Energy Global GmbH & Co. KG
- Spark gap assembly for overvoltage protection and surge arrester15 Jul 2025US 12,362,542 B2Hubbell Incorporated
- Graded spark gap design for internally gapped surge arrester27 Aug 2026US 2026/0253768 A1
- Surge arrester4 Jun 2026US 2026/0155634 A1Streamer, Electric Company Inc.
- Spark gap assembly for overvoltage protection and surge arrester6 Nov 2025US 2025/0343398 A1
- Arrester assembly providing enhanced protection against short circuits and fire risk27 Mar 2025US 2025/0104893 A1
- Printed circuit spark gap with enhanced spark over voltage to protect an electronic device connected to the spark gap3 Oct 2024US 2024/0332914 A1Ppc Broadband, Inc.
Most cited
By later US patents
- Surge arrester gap assembly44US 4,134,146 AGeneral Electric Company · 1979
- Surge protector23US 3,987,343 AJoslyn Mfg. and Supply Co. · 1976
- Arrester with graded capacitance varistors15US 4,276,578 AGeneral Electric Company · 1981
- Surge suppressor with a bracing element14US 6,777,614 B1Siemens Aktiengesellschaft · 2004
- Spark gap having a plurality of individual spark gaps connected in series and present in a stacked arrangement14US 9,184,569 B2DEHN + SÖHNE GmbH + Co. KG · 2015