H04R 2499/11
Transducers incorporated or for use in hand-held devices
Official title: Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
H04R2499/11 (Transducers incorporated or for use in hand-held devices) appears on 4,396 US grants and 5,439 published applications in this corpus.
Search patents in H04R- Granted patents
- 4,396
- Published applications
- 5,439
- Assignees
- 1,057
- Inventors
- 7,742
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 9 | 7 |
| 2002 | 5 | 19 |
| 2003 | 8 | 26 |
| 2004 | 12 | 29 |
| 2005 | 8 | 60 |
| 2006 | 20 | 93 |
| 2007 | 23 | 129 |
| 2008 | 27 | 103 |
| 2009 | 53 | 122 |
| 2010 | 55 | 114 |
| 2011 | 72 | 113 |
| 2012 | 131 | 143 |
| 2013 | 102 | 227 |
| 2014 | 142 | 255 |
| 2015 | 200 | 358 |
| 2016 | 323 | 387 |
| 2017 | 387 | 394 |
| 2018 | 401 | 377 |
| 2019 | 408 | 329 |
| 2020 | 363 | 433 |
| 2021 | 320 | 351 |
| 2022 | 305 | 311 |
| 2023 | 259 | 318 |
| 2024 | 286 | 312 |
| 2025 | 271 | 228 |
| 2026 | 167 | 201 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Speakerphone with room acoustics characterization and related methods6 Oct 2026US 12,756,775 B2
- Electronic device6 Oct 2026US 12,756,971 B2Lenovo (Beijing) Limited
- Electronic device including sound device6 Oct 2026US 12,756,973 B2Samsung Electronics Co., Ltd.
- Apparatuses and methods for deactivating speakers of wireless tracking devices29 Sep 2026US 12,749,471 B1Elevation Lab, Inc.
- Wearable device including speaker frame having vent hole22 Sep 2026US 12,745,026 B2EM-TECH Co., Ltd.
- Electronic device1 Oct 2026US 2026/0304013 A1Honor Device Co., Ltd.
- Foldable electronic device including a plurality of speakers and method of operating the same1 Oct 2026US 2026/0304041 A1Samsung Electronics Co., Ltd.
- Magnetic Portable Bluetooth Speaker with Wireless Charging24 Sep 2026US 2026/0292380 A1
- Terminal, audio cooperative reproduction system, and content display apparatus24 Sep 2026US 2026/0292404 A1Maxell, Ltd.
- Speaker with improved bl characteristics and electronic device including the same17 Sep 2026US 2026/0281626 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Stereophonic reproduction maintaining means and methods for operation in horizontal and vertical A/V appliance positions442US 6,882,335 B2Nokia Corporation · 2005
- Speaker equalization for mobile devices370US 9,300,266 B2QUALCOMM Incorporated · 2016
- Systems, methods, and apparatus for enhanced acoustic imaging347US 8,965,546 B2QUALCOMM Incorporated · 2015
- Orientation-based audio336US 8,879,761 B2Apple Inc. · 2014
- Acoustic systems for electronic devices333US 8,055,003 B2Apple Inc. · 2011