H04R 17/10
Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
H04R17/10 (Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency) appears on 277 US grants and 323 published applications in this corpus.
Search patents in H04R- Granted patents
- 277
- Published applications
- 323
- Assignees
- 170
- Inventors
- 589
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 5 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 5 |
| 2009 | 3 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 5 |
| 2012 | 7 | 1 |
| 2013 | 3 | 5 |
| 2014 | 4 | 12 |
| 2015 | 12 | 9 |
| 2016 | 10 | 10 |
| 2017 | 12 | 15 |
| 2018 | 9 | 24 |
| 2019 | 17 | 19 |
| 2020 | 21 | 24 |
| 2021 | 19 | 22 |
| 2022 | 19 | 22 |
| 2023 | 28 | 59 |
| 2024 | 20 | 24 |
| 2025 | 30 | 29 |
| 2026 | 21 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultrasonic transducer and parametric speaker including the same22 Sep 2026US 12,745,046 B2Murata Manufacturing Co., Ltd.
- Sensing devices1 Sep 2026US 12,726,755 B2Shenzhen Shokz Co., Ltd.
- Apparatus and driving method thereof1 Sep 2026US 12,726,774 B2LG Display Co., Ltd.
- Vibration apparatus and sound apparatus including the same1 Sep 2026US 12,727,384 B2LG Display Co., Ltd.
- Vibration apparatus and apparatus including the same25 Aug 2026US 12,720,263 B2LG Display Co., Ltd.
- Earphone24 Sep 2026US 2026/0292388 A1Anker Innovations Technology Co., Ltd.
- Bone conduction sound transmission devices17 Sep 2026US 2026/0281635 A1Shenzhen Shokz Co., Ltd.
- Acoustic resonance in microfluidics10 Sep 2026US 2026/0264082 A1Vrije Universiteit Brussel
- Acoustic devices with residual stress compensation3 Sep 2026US 2026/0261805 A1Skyworks Solutions, Inc.
- Haptic devices20 Aug 2026US 2026/0247080 A1Light Field Lab, Inc.
Most cited
By later US patents
- Transparent flat panel piezoelectric speaker93US 4,352,961 AHitachi, Ltd. · 1982
- Method for producing thin bulk acoustic resonators (FBARs) with different frequencies on the same substrate by subtracting method and apparatus embodying the method66US 6,787,048 B2Agilent Technologies, Inc. · 2004
- Multi-resonant coupled system for flat panel actuation55US 10,264,348 B1NVF Tech Ltd · 2019
- Piezoelectric MEMS microphone38US 8,531,088 B2The Regents of the University of Michigan · 2013
- Piezoelectric transducer apparatus32US 4,413,198 AMotorola, Inc. · 1983