H03K 5/1254
Specially adapted for pulses generated by closure of switches, i.e. anti-bouncing devices
Official title: specially adapted for pulses generated by closure of switches, i.e. anti-bouncing devices (debouncing circuits for electronic time-pieces G04G5/00)
H03K5/1254 (Specially adapted for pulses generated by closure of switches, i.e. anti-bouncing devices) appears on 59 US grants and 58 published applications in this corpus.
Search patents in H03K- Granted patents
- 59
- Published applications
- 58
- Assignees
- 56
- Inventors
- 138
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 7 |
| 2010 | 4 | 2 |
| 2011 | 2 | 5 |
| 2012 | 5 | 3 |
| 2013 | 4 | 6 |
| 2014 | 4 | 2 |
| 2015 | 2 | 0 |
| 2016 | 2 | 1 |
| 2017 | 2 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 4 | 5 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circuits and methods for debouncing signals produced by a rotary encoder27 May 2025US 12,316,325 B2STMicroelectronics (Rousset) SAS
- T-switch with shunt for improved receiver sensitivity19 Nov 2024US 12,149,267 B2QUALCOMM Incorporated
- Deglitcher with integrated non-overlap function30 Jul 2024US 12,052,018 B2Skyworks Solutions, Inc.
- Deglitcher with integrated non-overlap function18 Jul 2023US 11,705,892 B2Skyworks Solutions, Inc.
- Comparators20 Jun 2023US 11,683,027 B2Changxin Memory Technologies, Inc.
- Low-power debouncing logic circuit with reduced uncertainty for input pulse propagation25 Jun 2026US 2026/0180565 A1EM Microelectronic-Marin SA
- Manufacturing method, pulse detector, and x ray photoelectron spectroscopy apparatus23 Apr 2026US 2026/0113024 A1Shimadzu Corporation
- Circuits and methods for debouncing signals produced by a rotary encoder21 Aug 2025US 2025/0266816 A1STMicroelectronics (Rousset) SAS
- Deglitcher with integrated non-overlap function1 Feb 2024US 2024/0039519 A1Skyworks Solutions, Inc.
- Circuits and methods for debouncing signals produced by a rotary encoder5 Oct 2023US 2023/0318589 A1STMicroelectronics (Rousset) SAS
Most cited
By later US patents
- Smart switch40US 7,535,131 B12009
- Method and apparatus for debouncing signals14US 5,315,539 AXerox Corporation · 1994
- Contact bounce transient pulse circuit eliminator13US 4,028,560 AMotorola, Inc. · 1977
- Audio jack detection and configuration13US 8,831,234 B2Fairchild Semiconductor Corporation · 2014
- Field configurable contacts and contactor12US 6,628,184 B1General Electric Company · 2003