H03K 17/79
Controlling bipolar semiconductor switches with more than two pn-junctions, or more than
Official title: controlling {bipolar} semiconductor switches with more than two PN-junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
H03K17/79 (Controlling bipolar semiconductor switches with more than two pn-junctions, or more than) appears on 160 US grants and 49 published applications in this corpus.
Search patents in H03K- Granted patents
- 160
- Published applications
- 49
- Assignees
- 109
- Inventors
- 250
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 9 |
| 2005 | 5 | 1 |
| 2006 | 3 | 8 |
| 2007 | 2 | 4 |
| 2008 | 4 | 2 |
| 2009 | 7 | 2 |
| 2010 | 4 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 3 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 5 | 3 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Enhanced dual-band night vision system15 Feb 2024US 2024/0055545 A1SRI International
- Power supply system and power supply unit4 Jan 2024US 2024/0006880 A1Sansha Electric Manufacturing Company, Limited
- Semiconductor device, amplifier, and electronic device2 Nov 2023US 2023/0353110 A1Semiconductor Energy Laboratory Co.Ltd.
- Dynamically movable room separator6 Feb 2020US 2020/0040636 A1International Business Machines Corporation
Most cited
By later US patents
- Addressable intelligent relay116US 6,360,277 B1Crydom, Inc. · 2002
- Power line control system77US 5,614,811 ADyalem Concepts Inc. · 1997
- Control unit for occupancy sensor switching of high efficiency lighting64US 5,473,202 A1995
- DC or AC solid state switch with improved line-derived control circuit power supply58US 4,649,302 AEaton Corporation · 1987
- Externally controlled semiconductor devices with integral thyristor and bridging FET components52US 4,224,634 AASEA Aktiebolag · 1980