H04R 5/02
Spatial or constructional arrangements of loudspeakers
H04R5/02 (Spatial or constructional arrangements of loudspeakers) appears on 3,140 US grants and 3,443 published applications in this corpus.
Search patents in H04R- Granted patents
- 3,140
- Published applications
- 3,443
- Assignees
- 1,053
- Inventors
- 5,817
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 10 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 11 | 0 |
| 1981 | 4 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 11 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 18 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 8 | 0 |
| 1995 | 13 | 0 |
| 1996 | 16 | 0 |
| 1997 | 35 | 0 |
| 1998 | 52 | 0 |
| 1999 | 42 | 0 |
| 2000 | 37 | 0 |
| 2001 | 41 | 19 |
| 2002 | 34 | 42 |
| 2003 | 44 | 61 |
| 2004 | 46 | 71 |
| 2005 | 30 | 83 |
| 2006 | 40 | 83 |
| 2007 | 38 | 106 |
| 2008 | 28 | 72 |
| 2009 | 30 | 74 |
| 2010 | 39 | 58 |
| 2011 | 41 | 81 |
| 2012 | 83 | 72 |
| 2013 | 67 | 87 |
| 2014 | 56 | 90 |
| 2015 | 84 | 103 |
| 2016 | 104 | 131 |
| 2017 | 146 | 174 |
| 2018 | 196 | 237 |
| 2019 | 249 | 234 |
| 2020 | 245 | 281 |
| 2021 | 234 | 231 |
| 2022 | 202 | 255 |
| 2023 | 200 | 242 |
| 2024 | 200 | 218 |
| 2025 | 187 | 172 |
| 2026 | 105 | 166 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Audio playing method and related apparatus6 Oct 2026US 12,756,985 B2Huawei Technologies Co., Ltd.
- Information presentation device29 Sep 2026US 12,749,351 B2Subaru Corporation
- Detection of the change of position of a set-top box by image analysis29 Sep 2026US 12,750,627 B2Sagemcom Broadband SAS
- Set-top box of reduced height22 Sep 2026US 12,745,028 B2Sagemcom Broadband SAS
- Electronic device and damper22 Sep 2026US 12,745,034 B2Micro-Star Int’l Co.,Ltd.
- Virtual sound sources and rendering techniques8 Oct 2026US 2026/0313309 A1Dolby International AB
- System and method for dynamic sound reinforcement8 Oct 2026US 2026/0313311 A1Shure Acquisition Holdings, Inc.
- Projector1 Oct 2026US 2026/0299384 A1Seiko Epson Corporation
- Immersive audio in a media playback system1 Oct 2026US 2026/0303676 A1Sonos, Inc.
- Speaker protection techniques1 Oct 2026US 2026/0304037 A1Harman Becker Automotive Systems GmbH
Most cited
By later US patents
- Audio network distribution system1,807US 7,643,894 B2Netstreams, LLC · 2010
- Wireless and wired speaker hub for a home theater system1,803US 7,483,538 B2KSC Industries, Inc. · 2009
- Electroactive polymer devices1,577US 6,545,384 B1SRI International · 2003
- Electroactive polymer electrodes1,515US 6,583,533 B2SRI International · 2003
- Network speaker for an audio network distribution system600US 8,131,390 B2Netstreams, LLC · 2012