H01T 4/02
Details
H01T4/02 (Details) appears on 56 US grants and 62 published applications in this corpus.
Search patents in H01T- Granted patents
- 56
- Published applications
- 62
- Assignees
- 49
- Inventors
- 153
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 4 | 6 |
| 2016 | 4 | 11 |
| 2017 | 4 | 0 |
| 2018 | 2 | 6 |
| 2019 | 3 | 5 |
| 2020 | 4 | 7 |
| 2021 | 8 | 3 |
| 2022 | 3 | 2 |
| 2023 | 4 | 5 |
| 2024 | 2 | 5 |
| 2025 | 4 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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.
- Devices and methods related to gas discharge tubes28 Jul 2026US 12,695,044 B2Bourns, Inc.
- Lightning rod with electric double layer and electric dipole moment type discharge amplification function10 Mar 2026US 12,573,831 B2Sunkwang Lightning Protection Technical Institute Inc.
- Conductor assembly21 Oct 2025US 12,451,276 B2Siemens Energy Global GmbH & Co. KG
- Method and apparatus for integrating spark gaps into semiconductor packaging1 Jul 2025US 12,348,008 B2
- Electric charge shielding device2 Oct 2025US 2025/0309630 A1Ground Lightning S.A.S
- 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.
- Devices and methods related to gas discharge tubes20 Jun 2024US 2024/0203681 A1Bourns, Inc.
- Method and apparatus for integrating spark gaps into semiconductor packaging13 Jun 2024US 2024/0195154 A1Atlas Magnetics
- Arc mitigation devices and systems28 Mar 2024US 2024/0106204 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Miniature central office surge protectors18US 4,424,546 ATII Industries, Inc. · 1984
- Line protector for a communications circuit8US 4,422,121 AReliance Electric Company · 1983
- Lightning arrester insulator8US 4,571,660 A1986
- Surge protective device modules and DIN rail device systems including same6US 10,319,545 B2Iskra Za{hacek over (s)}{hacek over (c)}ite d.o.o. · 2019
- Electrical terminal connection for the electrodes of a gas discharge over-voltage arrester6US 4,362,962 ASiemens Aktiengesellschaft · 1982