H01T 1/24
Selection of materials for electrodes
Official title: Selection of materials for electrodes (H01T1/22 takes precedence)
H01T1/24 (Selection of materials for electrodes) appears on 28 US grants and 20 published applications in this corpus.
Search patents in H01T- Granted patents
- 28
- Published applications
- 20
- Assignees
- 23
- Inventors
- 65
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 3 | 5 |
| 2020 | 1 | 1 |
| 2021 | 4 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas-filled spark gap with high follow current extinction capacity31 Mar 2026US 12,592,549 B2Citel
- Gas discharge tube having glass seal1 Aug 2023US 11,715,631 B2Bourns, Inc.
- Triggerable spark gap, switching circuit having a triggerable spark gap, and process for manufacturing a triggerable spark gap30 Aug 2022US 11,431,154 B2TDK Electronics Co., Ltd.
- Methods for fabricating gas discharge tubes19 Apr 2022US 11,309,166 B2Bourns, Inc.
- Glass sealed gas discharge tubes3 Aug 2021US 11,081,319 B2Bourns, Inc.
- Gas-filled spark gap with high follow current extinction capacity20 Jun 2024US 2024/0204487 A1Citel
- Gas discharge tube having glass seal28 Jul 2022US 2022/0238305 A1Bourns, Inc.
- Methods for fabricating gas discharge tubes2 Sep 2021US 2021/0272773 A1Bourns, Inc.
- Triggerable Spark Gap, Switching Circuit Having a Triggerable Spark Gap, and Process for Manufacturing a Triggerable Spark Gap10 Sep 2020US 2020/0287357 A1TDK Electronics Co., Ltd.
- Method for Producing an Arrester, and Arrester4 Apr 2019US 2019/0103730 A1Epcos AG
Most cited
By later US patents
- Gas discharge tube having electrodes with chemically inert surface12US 7,053,536 B1Jensen Devices AB · 2006
- Gas tube protector11US 5,336,970 AAT&T Bell Laboratories · 1994
- Sealing electrode and surge absorber using the same11US 5,506,071 AMitsubishi Materials Corporation · 1996
- Process for improving electrode coatings10US 4,407,849 ABell Telephone Laboratories, Incorporated · 1983
- Electrical discharge electrode and method of production thereof10US 4,553,063 AG. Rau GmbH & Co. · 1985