H03K 19/082
Using bipolar transistors
Official title: using bipolar transistors
H03K19/082 (Using bipolar transistors) appears on 568 US grants and 64 published applications in this corpus.
Search patents in H03K- Granted patents
- 568
- Published applications
- 64
- Assignees
- 147
- Inventors
- 732
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 23 | 0 |
| 1978 | 18 | 0 |
| 1979 | 13 | 0 |
| 1980 | 13 | 0 |
| 1981 | 23 | 0 |
| 1982 | 14 | 0 |
| 1983 | 14 | 0 |
| 1984 | 23 | 0 |
| 1985 | 25 | 0 |
| 1986 | 32 | 0 |
| 1987 | 45 | 0 |
| 1988 | 24 | 0 |
| 1989 | 29 | 0 |
| 1990 | 29 | 0 |
| 1991 | 26 | 0 |
| 1992 | 28 | 0 |
| 1993 | 25 | 0 |
| 1994 | 20 | 0 |
| 1995 | 14 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 5 |
| 2003 | 4 | 6 |
| 2004 | 7 | 0 |
| 2005 | 2 | 3 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 4 |
| 2010 | 2 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 2 | 1 |
| 2016 | 3 | 3 |
| 2017 | 2 | 0 |
| 2018 | 5 | 5 |
| 2019 | 2 | 1 |
| 2020 | 4 | 5 |
| 2021 | 2 | 4 |
| 2022 | 6 | 5 |
| 2023 | 2 | 2 |
| 2024 | 4 | 3 |
| 2025 | 3 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circuit and device including a transistor and diode24 Mar 2026US 12,587,187 B2University of Nottingham Innovation Park
- Blanking periods for safely executing external tristate requests17 Feb 2026US 12,556,185 B2Infineon Technologies AG
- Pulse voltage doubler and level shifter15 Jul 2025US 12,362,751 B2Honeywell International Inc.
- Ternary logic element and ternary logic system including same17 Jun 2025US 12,334,922 B2Korea Advanced Institute of Science and Technology
- Amplifier with a converting circuit with reduced intrinsic time constant18 Mar 2025US 12,255,594 B2Huawei Technologies Co., Ltd.
- Blanking periods for safely executing external tristate requests6 Nov 2025US 2025/0343548 A1Infineon Technologies AG
- Controlling input/output pad discharge rate in storage devices27 Mar 2025US 2025/0105843 A1Western Digital Technologies, Inc.
- Pulse voltage doubler and level shifter6 Feb 2025US 2025/0047283 A1Honeywell International Inc.
- Circuit and device including a transistor and diode25 Jul 2024US 2024/0250683 A1Search For The Next LTD
- Ternary logic element and ternary logic system including same11 Jul 2024US 2024/0235554 A9Korea Advanced Institute of Science and Technology
Most cited
By later US patents
- Digital ECL bipolar logic gates suitable for low-voltage operation52US 5,289,055 AAT&T Bell Laboratories · 1994
- Active load for emitter coupled logic gate46US 4,806,796 AMotorola, Inc. · 1989
- Symmetrical Exclusive-Or gate, and modification thereof to provide an analog multiplier45US 5,122,687 AANT Nachrichtentechnik GmbH · 1992
- Current mode logic gates for low-voltage high speed applications43US 6,265,898 B1Texas Instruments Incorporated · 2001
- Circuits with dynamically biased active loads41US 5,909,127 AInternational Business Machines Corporation · 1999