H03K 17/305
In thyristor switches
Official title: {in thyristor switches}
H03K17/305 (In thyristor switches) appears on 42 US grants and 16 published applications in this corpus.
Search patents in H03K- Granted patents
- 42
- Published applications
- 16
- Assignees
- 25
- Inventors
- 61
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 9 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 4 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- III-nitride power semiconductor based heterojunction diode28 Oct 2025US 12,457,763 B2Cambridge Gan Devices Limited
- Thyristor control device3 Jun 2025US 12,323,136 B2STMicroelectronics (Tours) SAS
- Thyristor control device7 Nov 2023US 11,811,395 B2STMicroelectronics (Tours) SAS
- Apparatus and methods for actively-controlled transient overstress protection with false condition shutdown5 Feb 2019US 10,199,369 B2Analog Devices, Inc.
- Circuit interruption device15 May 2018US 9,972,997 B2General Electric Technology GmbH
- Thyristor control device18 Sep 2025US 2025/0293681 A1STMicroelectronics (Tours) SAS
- Thyristor control device18 Jan 2024US 2024/0022242 A1STMicroelectronics (Tours) SAS
- III-nitride power semiconductor based heterojunction diode3 Aug 2023US 2023/0246098 A1Cambridge Gan Devices Limited
- Thyristor control device10 Mar 2022US 2022/0077850 A1STMicroelectronics (Tours) SAS
- Apparatus and methods for actively-controlled transient overstress protection with false condition shutdown7 Sep 2017US 2017/0256534 A1Analog Devices, Inc.
Most cited
By later US patents
- Electrostatic discharge protection structures for high speed technologies with mixed and ultra-low voltage supplies100US 6,768,616 B2Sarnoff Corporation · 2004
- Switch assembly, electric machine having the switch assembly, and method of controlling the same64US 7,183,741 B2A. O. Smith Corporation · 2007
- Rate effect motor start circuit57US 5,589,753 A1996
- Switch assembly, electric machine having the switch assembly, and method of controlling the same56US 6,989,649 B2A. O. Smith Corporation · 2006
- Remote actuated switch55US 4,653,084 A1987