H03H 9/14576
Transducers whereby only the last fingers have different characteristics with respect to
Official title: {Transducers whereby only the last fingers have different characteristics with respect to the other fingers, e.g. different shape, thickness or material, split finger}
H03H9/14576 (Transducers whereby only the last fingers have different characteristics with respect to) appears on 123 US grants and 134 published applications in this corpus.
Search patents in H03H- Granted patents
- 123
- Published applications
- 134
- Assignees
- 29
- Inventors
- 134
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 16 |
| 2003 | 5 | 11 |
| 2004 | 21 | 14 |
| 2005 | 8 | 3 |
| 2006 | 8 | 1 |
| 2007 | 2 | 7 |
| 2008 | 5 | 3 |
| 2009 | 5 | 4 |
| 2010 | 2 | 3 |
| 2011 | 1 | 4 |
| 2012 | 1 | 4 |
| 2013 | 6 | 3 |
| 2014 | 2 | 3 |
| 2015 | 4 | 1 |
| 2016 | 4 | 3 |
| 2017 | 1 | 3 |
| 2018 | 1 | 4 |
| 2019 | 7 | 5 |
| 2020 | 5 | 6 |
| 2021 | 5 | 10 |
| 2022 | 3 | 2 |
| 2023 | 4 | 10 |
| 2024 | 6 | 10 |
| 2025 | 10 | 0 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Acoustic wave element, acoustic wave filter device, and multiplexer19 May 2026US 12,633,895 B2Murata Manufacturing Co., Ltd.
- Acoustic wave element, acoustic wave filter device, and multiplexer19 May 2026US 12,633,896 B2Murata Manufacturing Co., Ltd.
- Method of designing acoustic wave RF filter to be robust to variation in frequency response in pass band through resonance frequency modulation of IDT13 Jan 2026US 12,525,942 B2WiPAM, Inc.
- Multiplexer30 Dec 2025US 12,512,818 B2Murata Manufacturing Co., Ltd.
- Acoustic wave device2 Sep 2025US 12,407,324 B2Murata Manufacturing Co., Ltd.
- Acoustic wave device, acoustic wave filter, and multiplexer1 Oct 2026US 2026/0303059 A1Murata Manufacturing Co., Ltd.
- Method for designing saw resonator and computing device-readable recording medium on which method is recorded25 Jun 2026US 2026/0180550 A1WiPAM, Inc.
- Surface acoustic wave filter including resonator with multi-staged reflector22 Jan 2026US 2026/0025123 A1
- Acoustic wave element, acoustic wave filter device, and multiplexer11 Jul 2024US 2024/0235523 A9Murata Manufacturing Co., Ltd.
- Acoustic wave element, acoustic wave filter device, and multiplexer11 Jul 2024US 2024/0235524 A9Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Surface acoustic wave resonator, surface acoustic wave oscillator, and surface acoustic wave module unit243US 8,344,815 B2Seiko Epson Corporation · 2013
- Acoustic wave resonator, acoustic wave filter, multiplexer, and communication apparatus81US 10,389,391 B2KYOCERA Corporation · 2019
- Surface acoustic wave arrangement with a junction region between surface acoustic wave structures having a decreasing then increasing finger period58US 6,420,946 B1Epcos AG · 2002
- Elastic wave resonator including a constant pitch region with a tapering width26US 9,413,330 B2Skyworks Panasonic Filter Solutions Japan Co., Ltd. · 2016
- Surface acoustic wave filter with a passband formed by a longitudinally coupled filter and a resonator inductance21US 6,556,100 B2Murata Manufacturing Co., Ltd. · 2003