H03H 9/0047
Having two acoustic tracks
Official title: {having two acoustic tracks (H03H9/008, H03H9/0085 take precedence)}
H03H9/0047 (Having two acoustic tracks) appears on 196 US grants and 184 published applications in this corpus.
Search patents in H03H- Granted patents
- 196
- Published applications
- 184
- Assignees
- 31
- Inventors
- 174
- Latest grant
- 9 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 4 |
| 2002 | 5 | 18 |
| 2003 | 4 | 18 |
| 2004 | 25 | 19 |
| 2005 | 13 | 9 |
| 2006 | 15 | 5 |
| 2007 | 8 | 20 |
| 2008 | 12 | 11 |
| 2009 | 15 | 15 |
| 2010 | 10 | 16 |
| 2011 | 17 | 7 |
| 2012 | 10 | 10 |
| 2013 | 9 | 10 |
| 2014 | 4 | 3 |
| 2015 | 14 | 5 |
| 2016 | 6 | 10 |
| 2017 | 5 | 2 |
| 2018 | 6 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Saw filter with a large bandwidth9 Jun 2020US 10,680,580 B2SnapTrack, Inc.
- Elastic wave element, filter element, and communication device14 Jan 2020US 10,536,132 B2KYOCERA Corporation
- Acoustic filter29 Oct 2019US 10,461,720 B2SnapTrack, Inc.
- Surface acoustic wave filter devices23 Oct 2018US 10,110,201 B2Airoha Technology Corp.
- High-frequency module15 May 2018US 9,973,170 B2Murata Manufacturing Co., Ltd.
- Acoustic Filter21 Mar 2019US 2019/0089324 A1SnapTrack, Inc.
- Saw filter with a large bandwidth21 Mar 2019US 2019/0089333 A1SnapTrack, Inc.
- Elastic wave element, filter element, and communication device23 Nov 2017US 2017/0338796 A1KYOCERA Corporation
- Surface acoustic wave filter devices16 Mar 2017US 2017/0077901 A1Airoha Technology Corp.
- High-frequency module9 Jun 2016US 2016/0164491 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Cascaded surface wave device filters providing balanced and unbalanced signal connections49US 5,790,000 ANorthern Telecom Limited · 1998
- IIDT type surface acoustic wave device47US 5,568,002 AMurata Manufacturing Co., Ltd. · 1996
- Longitudinally coupled double mode surface wave resonators38US 5,835,990 ANorthern Telecom Limited · 1998
- Surface wave filter filtering delay transfer function34US 5,475,348 AThomson-CSF · 1995
- Surface acoustic wave device with divided interdigital transducers33US 6,759,928 B2Fujitsu Media Devices Limited · 2004