H03H 9/02795
Multi-strip couplers as track changers
Official title: {Multi-strip couplers as track changers}
H03H9/02795 (Multi-strip couplers as track changers) appears on 39 US grants and 7 published applications in this corpus.
Search patents in H03H- Granted patents
- 39
- Published applications
- 7
- Assignees
- 22
- Inventors
- 70
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 5 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heterogeneously integrated acoustoelectric amplifiers2 Apr 2024US 11,948,979 B1National Technology & Engineering Solutions of Sandia, LLC
- Elastic wave device29 Aug 2023US 11,742,830 B2Murata Manufacturing Co., Ltd.
- Electroacoustic filter comprising low-pass characteristics30 May 2017US 9,667,224 B2QUALCOMM Incorporated
- Transversal type filter28 Feb 2012US 8,125,301 B2Nihon Dempa Kogyo Co., Ltd.
- Filter with acoustically coupled resonators4 Dec 2007US 7,304,553 B2Epcos AG
- Elastic wave device6 Sep 2018US 2018/0254765 A1Murata Manufacturing Co., Ltd.
- Electroacoustic Filter Comprising Low-Pass Characteristics8 Oct 2015US 2015/0288347 A1QUALCOMM Incorporated
- Transversal type filter31 Dec 2009US 2009/0322449 A1Nihon Dempa Kogyo Co., Ltd.
- Filter comprising acoustically coupled resonators29 Sep 2005US 2005/0212620 A1Epcos AG
- Surface acoustic wave arrangement for broadband signal transmission9 Dec 2004US 2004/0246076 A1Epcos AG
Most cited
By later US patents
- Backscatter transponder interrogation device58US 6,611,224 B1X-Cyte, Inc. · 2003
- Surface wave device having enhanced reflectivity gratings34US 4,130,813 ARaytheon Company · 1978
- Filter with acoustically coupled resonators23US 7,304,553 B2Epcos AG · 2007
- Surface wave electro-mechanical device21US 4,013,983 AThomson-CSF · 1977
- Surface acoustic wave device20US 6,127,769 AMurata Manufacturing Co., Ltd. · 2000