H03K 17/125
In thyristor switches
Official title: {in thyristor switches}
H03K17/125 (In thyristor switches) appears on 32 US grants and 15 published applications in this corpus.
Search patents in H03K- Granted patents
- 32
- Published applications
- 15
- Assignees
- 22
- Inventors
- 65
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method to operate parallel bypass thyristors at low load25 Aug 2026US 12,719,306 B2Schneider Electric It Corporation
- Method to operate parallel bypass thyristors at low load4 Mar 2025US 12,244,174 B2Schneider Electric It Corporation
- AC switch, and uninterruptible power supply and voltage sag compensator including AC switch26 Oct 2021US 11,159,160 B2Toshiba Mitsubishi-Electric Industrial Systems Corporation
- Power switch control29 Sep 2020US 10,790,819 B1ABB Schweiz AG
- Solid state switch system4 Feb 2020US 10,554,201 B2ABB Schweiz AG
- Electric circuits and triggering detection methods for electric circuits27 Nov 2025US 2025/0364897 A1GE Energy Power Conversion Technology Limited
- Method to operate parallel bypass thyristors at low load31 Jul 2025US 2025/0246930 A1Schneider Electric It Corporation
- Method to operate parallel bypass thyristors at low load26 Dec 2024US 2024/0429738 A1Schneider Electric It Corporation
- Ac switch, and uninterruptible power supply and voltage sag compensator including ac switch11 Jun 2020US 2020/0186147 A1Toshiba Mitsubishi-Electric Industrial Systems Corporation
- Solid state switch system25 Jan 2018US 2018/0026570 A1ABB Schweiz AG
Most cited
By later US patents
- Method and apparatus for achieving current balance in parallel connected switching devices23US 5,338,994 AGeneral Electric Company · 1994
- Fast turn on switch circuit with parallel MOS controlled thyristor and silicon controlled rectifier19US 5,463,344 AHarris Corporation · 1995
- Method and apparatus for matching turn-off times of parallel connected semiconductor switching devices11US 5,051,603 AGeneral Electric Company · 1991
- Semiconductor switch circuit10US 4,112,315 AHitachi, Ltd. · 1978
- Semiconductor switch device9US 4,491,742 AMitsubishi Denki Kabushiki Kaisha · 1985