H03H 19/008
Networks using time-varying elements: with variable switch closing time
Official title: {with variable switch closing time}
H03H19/008 (Networks using time-varying elements: with variable switch closing time) appears on 62 US grants and 45 published applications in this corpus.
Search patents in H03H- Granted patents
- 62
- Published applications
- 45
- Assignees
- 41
- Inventors
- 110
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 4 |
| 2005 | 2 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 4 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 3 | 5 |
| 2011 | 5 | 9 |
| 2012 | 3 | 1 |
| 2013 | 7 | 3 |
| 2014 | 2 | 1 |
| 2015 | 6 | 3 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 0 |
| 2019 | 2 | 1 |
| 2020 | 3 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Continuously variable active reactance systems and methods12 Nov 2024US 12,143,083 B2Etherdyne Technologies, Inc.
- Phase locked loop with phase error signal used to control effective impedance18 Jan 2022US 11,228,319 B1SiTime Corporation
- Implementing process, voltage, and/or temperature-insensitive resistance in complementary metal-oxide-semiconductors using a short-duty-clock cycle29 Jun 2021US 11,050,416 B1InvenSense, Inc.
- Phase locked loop circuit with oscillator signal based on switched impedance network20 Apr 2021US 10,985,766 B1SiTime Corporation
- Integrated circuit with oscillator signal based on switched-resistance circuitry21 Jul 2020US 10,720,929 B1SiTime Corporation
- Continuously variable active reactance systems and methods27 Feb 2025US 2025/0070756 A1Etherdyne Technologies, Inc.
- Continuously variable active reactance systems and methods12 Oct 2023US 2023/0327650 A1Etherdyne Technologies, Inc.
- Resonator and resonating method13 Feb 2020US 2020/0052529 A1Samsung Electronics Co., Ltd.
- Switched Resistance Device With Reduced Sensitivity to Parasitic Capacitance4 Apr 2019US 2019/0103856 A1Robert Bosch GmbH
- Resonator and resonating method25 May 2017US 2017/0149289 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Filter which tracks changing frequency of input signal104US 4,204,171 ARCA Corporation · 1980
- Switchable-bandwidth optical receiver82US 6,862,322 B1International Business Machines Corporation · 2005
- Earpiece, telephone handset and headphone intended to correct individual hearing deficiencies48US 4,764,957 ACentre National de la Recherche Scientifique (CNRS) · 1988
- Tuning circuit for a filter46US 7,002,404 B2Infineon Technologies AG · 2006
- Filter which tracks changing frequency of input signal25US 3,978,416 ARCA Corporation · 1976