H04M 1/60
Including speech amplifiers
Official title: including speech amplifiers
H04M1/60 (Including speech amplifiers) appears on 5,713 US grants and 6,486 published applications in this corpus.
Search patents in H04M- Granted patents
- 5,713
- Published applications
- 6,486
- Assignees
- 1,512
- Inventors
- 10,561
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 26 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 16 | 0 |
| 1989 | 16 | 0 |
| 1990 | 18 | 0 |
| 1991 | 17 | 0 |
| 1992 | 15 | 0 |
| 1993 | 24 | 0 |
| 1994 | 30 | 0 |
| 1995 | 41 | 0 |
| 1996 | 55 | 0 |
| 1997 | 45 | 0 |
| 1998 | 84 | 0 |
| 1999 | 87 | 0 |
| 2000 | 87 | 0 |
| 2001 | 94 | 51 |
| 2002 | 87 | 162 |
| 2003 | 82 | 195 |
| 2004 | 120 | 256 |
| 2005 | 98 | 276 |
| 2006 | 159 | 308 |
| 2007 | 143 | 374 |
| 2008 | 114 | 351 |
| 2009 | 132 | 318 |
| 2010 | 163 | 307 |
| 2011 | 263 | 274 |
| 2012 | 303 | 299 |
| 2013 | 306 | 341 |
| 2014 | 343 | 304 |
| 2015 | 255 | 353 |
| 2016 | 353 | 345 |
| 2017 | 342 | 357 |
| 2018 | 310 | 280 |
| 2019 | 329 | 277 |
| 2020 | 270 | 227 |
| 2021 | 197 | 210 |
| 2022 | 183 | 178 |
| 2023 | 141 | 159 |
| 2024 | 131 | 123 |
| 2025 | 124 | 104 |
| 2026 | 55 | 57 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Speakerphone with room acoustics characterization and related methods6 Oct 2026US 12,756,775 B2
- Initiating voice communication between two or more communications devices29 Sep 2026US 12,750,439 B2
- Differential audio data compensation22 Sep 2026US 12,745,037 B2EPOS Group A/S
- Multi-source audio broadcast to an audio sink device8 Sep 2026US 12,730,604 B2Harman International Industries, Incorporated
- Face masks and method of fabricating face mask1 Sep 2026US 12,722,029 B2Razer (Asia-Pacific) Pte. Ltd.
- High Bitrate Audio Wireless Communication1 Oct 2026US 2026/0304086 A1Google Inc.
- Method and System for Establishing a Unified Communication Interface for Audio Streaming24 Sep 2026US 2026/0292385 A1Apple Inc.
- Non-acoustic sensor based audio logging control related applications17 Sep 2026US 2026/0279396 A1QUALCOMM Incorporated
- Pairing with companion device10 Sep 2026US 2026/0267140 A1Magic Leap, Inc.
- Integrated in-vehicle personal audio system10 Sep 2026US 2026/0267592 A1Harman International Industries, Incorporated
Most cited
By later US patents
- Method of using a communications device together with another communications device, a communications system, a communications device and an accessory device for use in connection with a communications device1,777US 7,130,608 B2Telefonaktiegolaget LM Ericsson (publ) · 2006
- Hearing aid with wireless remote processor1,063US 5,721,783 A1998
- Integration of music from a personal library with real-time information1,026US 6,192,340 B12001
- System and method for communicating selected information to an electronic device959US 7,187,947 B1Affinity Labs, LLC · 2007
- Interior rearview mirror sound processing system873US 6,420,975 B1Donnelly Corporation · 2002