H04K 2203/12
For acoustic communication
Official title: for acoustic communication
H04K2203/12 (For acoustic communication) appears on 193 US grants and 209 published applications in this corpus.
Search patents in H04K- Granted patents
- 193
- Published applications
- 209
- Assignees
- 109
- Inventors
- 443
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 2 |
| 2003 | 3 | 10 |
| 2004 | 1 | 7 |
| 2005 | 3 | 3 |
| 2006 | 2 | 7 |
| 2007 | 2 | 5 |
| 2008 | 5 | 6 |
| 2009 | 2 | 10 |
| 2010 | 1 | 5 |
| 2011 | 6 | 7 |
| 2012 | 9 | 5 |
| 2013 | 5 | 16 |
| 2014 | 10 | 11 |
| 2015 | 7 | 15 |
| 2016 | 13 | 13 |
| 2017 | 12 | 11 |
| 2018 | 12 | 10 |
| 2019 | 9 | 9 |
| 2020 | 12 | 21 |
| 2021 | 12 | 6 |
| 2022 | 10 | 6 |
| 2023 | 9 | 5 |
| 2024 | 6 | 8 |
| 2025 | 8 | 7 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Personal electronic device enhancing call privacy9 Jun 2026US 12,651,586 B2xMEMS Labs, Inc.
- Acoustic pattern determination5 May 2026US 12,620,401 B2Hewlett-Packard Development Company, L. P.
- Wearable microphone jammer23 Dec 2025US 12,506,556 B2The University of Chicago
- Systems and methods for adaptive additive sound14 Oct 2025US 12,444,400 B2Google Inc.
- Secure audio firewall to neutralize promiscuous listening devices23 Sep 2025US 12,424,193 B1
- Device for the tap-proof placement of a mobile telephone17 Sep 2026US 2026/0280747 A1Guardian, LLC
- Disruption to an operation of an unmanned aerial vehicle21 May 2026US 2026/0142743 A1D-Fend Solutions Ad Ltd.
- Personal Electronic Device Enhancing Call Privacy11 Dec 2025US 2025/0378812 A1xMEMS Labs, Inc.
- Signal masking for secure backscattered communication10 Jul 2025US 2025/0226880 A1Microsoft Technology Licensing, LLC
- Phrase Extraction for ASR Models19 Jun 2025US 2025/0201262 A1Google Inc.
Most cited
By later US patents
- Disruption of speech understanding by adding a privacy sound thereto233US 7,363,227 B2Herman Miller, Inc. · 2008
- Methods and apparatus for sensing the presence of a transmission signal in a wireless channel205US 8,027,690 B2QUALCOMM Incorporated · 2011
- Energy management system and method183US 6,290,140 B1EnergyIQ Systems, Inc. · 2001
- Networked sound masking system176US 8,477,958 B2777388 Ontario Limited · 2013
- Method and system for masking speech173US 7,143,028 B2Applied Minds, LLC · 2006