H03H 9/1455
Constituted of n parallel or series transducers
Official title: {constituted of N parallel or series transducers}
H03H9/1455 (Constituted of n parallel or series transducers) appears on 109 US grants and 30 published applications in this corpus.
Search patents in H03H- Granted patents
- 109
- Published applications
- 30
- Assignees
- 56
- Inventors
- 189
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 4 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Acoustic wave filter and multiplexer14 Oct 2025US 12,445,112 B2Murata Manufacturing Co., Ltd.
- Acoustic wave device7 Jan 2025US 12,191,842 B2Murata Manufacturing Co., Ltd.
- Cascaded surface acoustic wave devices with apodized interdigital transducers4 Apr 2023US 11,621,695 B2Rf360 Europe GmbH
- Filter circuit with a notch filter24 Jan 2023US 11,563,422 B2Rf360 Europe GmbH
- Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication device28 Dec 2021US 11,211,917 B2Murata Manufacturing Co., Ltd.
- Acoustic wave filter and multiplexer7 Mar 2024US 2024/0080014 A1Murata Manufacturing Co., Ltd.
- Acoustic wave device19 Jan 2023US 2023/0016324 A1Murata Manufacturing Co., Ltd.
- Cascaded surface acoustic wave devices with apodized interdigital transducers7 Apr 2022US 2022/0109419 A1Rf360 Europe GmbH
- Filter circuit with a notch filter25 Feb 2021US 2021/0058067 A1Rf360 Europe GmbH
- Acoustic wave filter, multiplexer, radio frequency front-end circuit, and communication device23 Jul 2020US 2020/0235720 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Adaptive tuning device and method utilizing a surface acoustic wave device for tuning a wireless communication device128US 6,570,462 B2Research In Motion Limited · 2003
- Surface acoustic wave filter114US 5,694,096 AMurata Manufacturing Co., Ltd. · 1997
- Acoustic wave impedance element ladder filter having a reflector integral with a busbar107US 5,945,893 ANokia Moile Phones Limited · 1999
- Acoustic wave filter107US 6,043,585 ANokia Mobile Phones Ltd. · 2000
- Surface acoustic wave filter103US 5,770,985 AMurata Manufacturing Co., Ltd. · 1998