H04B 11/00
Transmission systems employing ultrasonic, sonic or infrasonic waves
H04B11/00 (Transmission systems employing ultrasonic, sonic or infrasonic waves) appears on 1,172 US grants and 1,272 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,172
- Published applications
- 1,272
- Assignees
- 646
- Inventors
- 2,554
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 10 | 0 |
| 1978 | 12 | 0 |
| 1979 | 2 | 0 |
| 1980 | 13 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 16 | 0 |
| 1997 | 9 | 0 |
| 1998 | 14 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 3 |
| 2002 | 11 | 7 |
| 2003 | 7 | 10 |
| 2004 | 10 | 13 |
| 2005 | 10 | 11 |
| 2006 | 10 | 11 |
| 2007 | 12 | 18 |
| 2008 | 16 | 28 |
| 2009 | 17 | 17 |
| 2010 | 14 | 19 |
| 2011 | 15 | 34 |
| 2012 | 23 | 38 |
| 2013 | 31 | 43 |
| 2014 | 31 | 68 |
| 2015 | 48 | 94 |
| 2016 | 56 | 76 |
| 2017 | 77 | 83 |
| 2018 | 69 | 88 |
| 2019 | 75 | 84 |
| 2020 | 71 | 87 |
| 2021 | 67 | 103 |
| 2022 | 79 | 93 |
| 2023 | 90 | 65 |
| 2024 | 66 | 63 |
| 2025 | 54 | 74 |
| 2026 | 28 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for transmitting inaudible tones at a location6 Oct 2026US 12,755,593 B2Datavault AI Inc.
- Spatial audio assisted beamforming for communications in safe mode29 Sep 2026US 12,750,103 B2Telefonaktiebolaget LM Ericsson (publ)
- Writing instrument15 Sep 2026US 12,737,046 B2BIC Violex Single Member S.A.
- System and method for targeted communication15 Sep 2026US 12,739,040 B2
- Low-amplitude high-precision ultrasonic pulser8 Sep 2026US 12,732,284 B2Southwest Research Institute
- Sonic based configuration and enrollment8 Oct 2026US 2026/0312616 A1Hewlett-Packard Development Company, L. P.
- Wireless Submersible Gauge Having Underwater Communication Interface for Smart Devices1 Oct 2026US 2026/0296609 A1Johnson Outdoors Inc.
- Downrigger Probe1 Oct 2026US 2026/0298720 A1Airmar Technology Corporation
- Tracking system and tracking device24 Sep 2026US 2026/0291623 A1Bloodhound Tracking Device, Inc.
- Asset tracking using acoustic waves20 Aug 2026US 2026/0247325 A1QUALCOMM Incorporated
Most cited
By later US patents
- Physical presence digital authentication system591US 6,607,136 B1BeepCard Ltd. · 2003
- Ultrasound transdermal communication system and method421US 5,861,018 ATelecom Medical, Inc. · 1999
- Systems and methods of sonic communication418US 8,204,238 B2Sensory, Incorporated · 2012
- Receiver communications for wireless power transfer291US 9,001,622 B2uBeam Inc. · 2015
- Low energy or minimum disturbance method for measuring frequency response functions of ultrasonic surgical devices in determining optimum operating point281US 8,207,651 B2Tyco Healthcare Group LP · 2012