H04R 3/14
Cross-over networks
H04R3/14 (Cross-over networks) appears on 643 US grants and 714 published applications in this corpus.
Search patents in H04R- Granted patents
- 643
- Published applications
- 714
- Assignees
- 288
- Inventors
- 1,189
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 7 |
| 2003 | 3 | 3 |
| 2004 | 7 | 8 |
| 2005 | 2 | 17 |
| 2006 | 6 | 24 |
| 2007 | 7 | 12 |
| 2008 | 4 | 9 |
| 2009 | 5 | 4 |
| 2010 | 4 | 7 |
| 2011 | 9 | 9 |
| 2012 | 8 | 17 |
| 2013 | 8 | 19 |
| 2014 | 10 | 12 |
| 2015 | 19 | 21 |
| 2016 | 32 | 39 |
| 2017 | 31 | 78 |
| 2018 | 57 | 44 |
| 2019 | 57 | 45 |
| 2020 | 64 | 52 |
| 2021 | 35 | 60 |
| 2022 | 45 | 47 |
| 2023 | 44 | 53 |
| 2024 | 51 | 53 |
| 2025 | 34 | 32 |
| 2026 | 25 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Smart device and control method therefor, computer readable storage medium22 Sep 2026US 12,745,042 B2Goertek Inc.
- Apparatus and method for generating control signals for a loudspeaker system with spectral interlacing in the lower frequency range15 Sep 2026US 12,739,591 B2Kaetel Systems GmbH
- Multi-source audio broadcast to an audio sink device8 Sep 2026US 12,730,604 B2Harman International Industries, Incorporated
- Removeable speaker for computing devices25 Aug 2026US 12,720,260 B2Dolby Laboratories Licensing Corporation
- Self propelling system and reaction wheel device11 Aug 2026US 12,706,501 B2
- Foldable electronic device including a plurality of speakers and method of operating the same1 Oct 2026US 2026/0304041 A1Samsung Electronics Co., Ltd.
- High and low dual-frequency composite loudspeaker unit and audio device24 Sep 2026US 2026/0292402 A1Shenzhen Weile Electronics Co.Ltd
- Systems and methods for audio sharing17 Sep 2026US 2026/0281619 A1Adeia Guides Inc.
- Grille integrated acoustic filter3 Sep 2026US 2026/0261794 A1Qsc, LLC
- Speaker device30 Jul 2026US 2026/0222734 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Acoustic device295US 6,332,029 B1New Transducers Limited · 2001
- Headphone apparatus for providing dynamic sound with vibrations and method therefor252US 6,603,863 B1Matsushita Electric Industrial Co., Ltd. · 2003
- High quality wireless audio speakers248US 6,466,832 B1Altec Lansing R & D Center Israel · 2002
- Acoustic device206US 7,158,647 B2New Transducers Limited · 2007
- Loudspeaker with automatic calibration and room equalization198US 7,529,377 B2Klipsch, LLC · 2009