H04R 2400/11
Aspects regarding the frame of loudspeaker transducers
H04R2400/11 (Aspects regarding the frame of loudspeaker transducers) appears on 1,011 US grants and 1,357 published applications in this corpus.
Search patents in H04R- Granted patents
- 1,011
- Published applications
- 1,357
- Assignees
- 326
- Inventors
- 1,813
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 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 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 5 |
| 2004 | 0 | 12 |
| 2005 | 4 | 14 |
| 2006 | 5 | 11 |
| 2007 | 10 | 6 |
| 2008 | 5 | 5 |
| 2009 | 3 | 6 |
| 2010 | 4 | 8 |
| 2011 | 2 | 9 |
| 2012 | 3 | 10 |
| 2013 | 12 | 10 |
| 2014 | 13 | 19 |
| 2015 | 16 | 21 |
| 2016 | 19 | 25 |
| 2017 | 18 | 46 |
| 2018 | 45 | 70 |
| 2019 | 76 | 75 |
| 2020 | 101 | 191 |
| 2021 | 122 | 105 |
| 2022 | 91 | 110 |
| 2023 | 90 | 123 |
| 2024 | 117 | 211 |
| 2025 | 133 | 143 |
| 2026 | 115 | 121 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic device including sound device6 Oct 2026US 12,756,973 B2Samsung Electronics Co., Ltd.
- Sound device6 Oct 2026US 12,756,981 B2AAC Microtech (Changzhou) Co., Ltd.
- Apparatuses and methods for deactivating speakers of wireless tracking devices29 Sep 2026US 12,749,471 B1Elevation Lab, Inc.
- Loudspeaker and loudspeaker manufacturing method29 Sep 2026US 12,750,614 B2Panasonic Automotive Systems Co., Ltd.
- Ultrasonic transducer and parametric speaker including the same22 Sep 2026US 12,745,046 B2Murata Manufacturing Co., Ltd.
- Loudspeaker with phase plug8 Oct 2026US 2026/0313292 A1Ask Industries Societa' Per Azioni
- Electronic device1 Oct 2026US 2026/0304013 A1Honor Device Co., Ltd.
- Display Module and Display Apparatus24 Sep 2026US 2026/0292390 A1Boe Technology Group Co., Ltd.
- Open earphones24 Sep 2026US 2026/0292393 A1Shenzhen Shokz Co., Ltd.
- Speaker17 Sep 2026US 2026/0281624 A1AAC Microtech (Changzhou) Co., Ltd.
Most cited
By later US patents
- Vented headset speaker47US 5,555,554 AStanton Magnetics, Inc. · 1996
- Multi-function speaker33US 10,674,278 B2AAC Technologies PTE.Ltd. · 2020
- Receiver and portable communication device30US 6,853,735 B2Star Micronics Co., Ltd. · 2005
- Speaker with a molded plastic frame including a positioning projection, and a method for manufacturing the same26US 5,583,945 AMinebea Co., Ltd. · 1996
- Speaker and headphone22US 10,499,140 B2Shenzhen Gradsun Electronic Co., Ltd. · 2019