H04R 7/06
Comprising a plurality of sections or layers
Official title: comprising a plurality of sections or layers
H04R7/06 (Comprising a plurality of sections or layers) appears on 858 US grants and 1,007 published applications in this corpus.
Search patents in H04R- Granted patents
- 858
- Published applications
- 1,007
- Assignees
- 355
- Inventors
- 1,589
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 20 | 8 |
| 2002 | 10 | 7 |
| 2003 | 13 | 2 |
| 2004 | 7 | 11 |
| 2005 | 6 | 6 |
| 2006 | 2 | 12 |
| 2007 | 8 | 16 |
| 2008 | 9 | 5 |
| 2009 | 4 | 11 |
| 2010 | 7 | 14 |
| 2011 | 10 | 12 |
| 2012 | 10 | 12 |
| 2013 | 10 | 11 |
| 2014 | 14 | 33 |
| 2015 | 26 | 39 |
| 2016 | 37 | 48 |
| 2017 | 38 | 42 |
| 2018 | 33 | 74 |
| 2019 | 72 | 66 |
| 2020 | 49 | 69 |
| 2021 | 64 | 77 |
| 2022 | 64 | 84 |
| 2023 | 62 | 103 |
| 2024 | 89 | 117 |
| 2025 | 75 | 61 |
| 2026 | 58 | 67 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Micro speaker structure including diaphragm with locally thinner regions and method for forming the same22 Sep 2026US 12,745,043 B2Fortemedia, Inc.
- Transducer, electronic device and transducer array8 Sep 2026US 12,732,745 B2Rohm Co., Ltd.
- Micro-electro-mechanical system device1 Sep 2026US 12,722,968 B2Vanguard International Semiconductor Corporation
- MEMS sensor with a thin region1 Sep 2026US 12,726,773 B2Skyworks Solutions, Inc.
- Microelectromechanical acoustic component25 Aug 2026US 12,715,761 B2Robert Bosch GmbH
- Devices, systems and methods relating to audio transducers and audio devices8 Oct 2026US 2026/0313296 A1Wing Acoustics Limited
- Micro-speaker with integrated microphone and system1 Oct 2026US 2026/0304044 A1Vibrant Microsystems Inc.
- Open earphones24 Sep 2026US 2026/0292393 A1Shenzhen Shokz Co., Ltd.
- Sound device24 Sep 2026US 2026/0292405 A1LG Electronics Inc.
- Lithium Niobate MEMS Microphone24 Sep 2026US 2026/0292408 A1Silicon Audio, Inc.
Most cited
By later US patents
- Acoustic device295US 6,332,029 B1New Transducers Limited · 2001
- Acoustic device206US 7,158,647 B2New Transducers Limited · 2007
- MEMS process and device157US 7,781,249 B2Wolfson Microelectronics plc · 2010
- MEMS process and device117US 7,856,804 B2Wolfson Microelectronics plc · 2010
- Loudspeakers comprising panel-form acoustic radiating elements84US 6,144,746 ANew Transducers Limited · 2000