H03H 9/38
With adjustable delay time
Official title: with adjustable delay time (H03H9/40, H03H9/42 take precedence)
H03H9/38 (With adjustable delay time) appears on 12 US grants and 6 published applications in this corpus.
Search patents in H03H- Granted patents
- 12
- Published applications
- 6
- Assignees
- 13
- Inventors
- 29
- Latest grant
- 5 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 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 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Microelectromechanical tunable delay line circuit5 Jul 2022US 11,381,230 B2Northeastern University
- Test system for evaluating feedback performance of a listening device1 Dec 2015US 9,204,225 B2Bernafon AG
- Devices having a tunable acoustic path length and methods for making same17 Mar 2015US 8,981,618 B2Cymatics Laboratories Corp.
- Devices having a tunable acoustic path length and methods for making same10 Sep 2013US 8,531,083 B2Resonance Semiconductor Corporation
- Reference oscillator frequency stabilization24 Jul 2007US 7,248,128 B2Nokia Corporation
- Two-Dimensional Resonant Rod-Based Delay Line With High Bandwidth14 Nov 2024US 2024/0380384 A1Northeastern University
- Microelectromechanical Tunable Delay Line Circuit10 Mar 2022US 2022/0077848 A1Northeastern University
- Devices having a tunable acoustic path length and methods for making same19 Dec 2013US 2013/0335166 A1Cymatics Laboratories Corp.
- Test system for evaluating feedback performance of a listening device15 Nov 2012US 2012/0288107 A1Bernafon AG
- Devices having a tunable acoustic path length and methods for making same26 Nov 2009US 2009/0289526 A1Resonance Semiconductor Corporation
Most cited
By later US patents
- Phase-locked loop delay line196US 4,922,141 AWestern Digital Corporation · 1990
- Reference oscillator frequency stabilization142US 7,248,128 B2Nokia Corporation · 2007
- Continuously variable delay line21US 4,390,247 AHazeltine Corporation · 1983
- Acoustic image signal receiver providing for selectively activatable amounts of electrical signal delay5US 5,187,403 AHewlett-Packard Company · 1993
- Devices having a tunable acoustic path length and methods for making same4US 8,531,083 B2Resonance Semiconductor Corporation · 2013