H03K 3/0377
Bistables with hysteresis
Official title: {Bistables with hysteresis, e.g. Schmitt trigger (non-regenerative amplitude discriminators G01R19/165)}
H03K3/0377 (Bistables with hysteresis) appears on 117 US grants and 95 published applications in this corpus.
Search patents in H03K- Granted patents
- 117
- Published applications
- 95
- Assignees
- 90
- Inventors
- 234
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 3 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 4 |
| 2016 | 6 | 10 |
| 2017 | 14 | 8 |
| 2018 | 3 | 2 |
| 2019 | 7 | 7 |
| 2020 | 8 | 9 |
| 2021 | 10 | 9 |
| 2022 | 6 | 8 |
| 2023 | 8 | 5 |
| 2024 | 6 | 9 |
| 2025 | 7 | 4 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Input buffer circuit9 Jun 2026US 12,652,029 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Hysteretic comparison circuit21 Apr 2026US 12,609,689 B2NXP USA, Inc.
- Active gate driver14 Apr 2026US 12,603,650 B2National Sun Yat-Sen University
- Schmitt trigger with pull-up transistor9 Dec 2025US 12,494,773 B2STMicroelectronics International N. V.
- Power-on reset circuit4 Nov 2025US 12,463,636 B2Rohm Co., Ltd.
- Input buffer circuit17 Sep 2026US 2026/0280536 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Semiconductor device and switching circuit30 Jul 2026US 2026/0221968 A1Ancora Semiconductors Inc.
- Level shift circuit for controlling a power switch (versions)9 Jul 2026US 2026/0196998 A1Closed-up Joint-Stock Company DRIVE
- Dual mode inverter-based write termination circuit, method thereof, and devices having the same30 Apr 2026US 2026/0120738 A1UIF (University Industry Foundation), Yonsei University
- Boost droop catcher19 Mar 2026US 2026/0081566 A1Skyworks Solutions, Inc.
Most cited
By later US patents
- Photo-sensor cell suitable for IC chip312US 5,055,668 ANissan Motor Co., Ltd. · 1991
- Circuit for the acquisition of binary analog signals31US 6,204,786 B1Sextant Avionique · 2001
- Programmable buffer26US 8,324,934 B1Lattice Semiconductor Corporation · 2012
- CMOS Schmitt trigger with independently biased high/low threshold circuits24US 4,859,873 AWestern Digital Corporation · 1989
- Voltage supply circuit with an auxiliary voltage supply unit and method for starting up electronic circuitry22US 9,742,393 B2NXP USA, Inc. · 2017