| 9871901 | Microphone holding structure and electronic device | Aug 10, 16 | Jan 16, 18 | RICOH COMPANY, LTD. |
| 9762997 | Mobile device acoustic divider | Dec 18, 15 | Sep 12, 17 | APPLE INC. |
| 9698916 | Controlling audio signals | Jun 11, 13 | Jul 04, 17 | SKYPE LIMITED |
| 9654609 | Optimizing audio processing functions by dynamically compensating for variable distances between speaker(s) and microphone(s) in an accessory device | Oct 31, 12 | May 16, 17 | QUALCOMM INCORPORATED |
| 9636582 | Text entry by training touch models | Apr 18, 11 | May 02, 17 | MICROSOFT TECHNOLOGY LICENSING, LLC |
| 9538271 | Electronic apparatus having microphone | Sep 24, 15 | Jan 03, 17 | KYOCERA CORPORATION |
| 9433271 | Protective cover with an acoustic isolation mechanism | Aug 28, 15 | Sep 06, 16 | OTTER PRODUCTS, LLC |
| 9232071 | Optimizing audio processing functions by dynamically compensating for variable distances between speaker(s) and microphone(s) in a mobile device | Oct 31, 12 | Jan 05, 16 | QUALCOMM INCORPORATED |
| 9179224 | Hearing device with adaptive feedback-path estimation | Nov 14, 14 | Nov 03, 15 | OTICON A/S |
| 9165550 | Acoustic isolation mechanism with membrane | May 28, 14 | Oct 20, 15 | OTTER PRODUCTS, LLC |
| 9167063 | Acoustic isolation mechanism | Mar 18, 14 | Oct 20, 15 | OTTER PRODUCTS, LLC |
| 9036816 | Frequency domain acoustic echo cancellation using filters and variable step-size updates | Mar 13, 14 | May 19, 15 | AMAZON TECHNOLOGIES, INC. |
| 8923530 | Speakerphone feedback attenuation | Apr 10, 09 | Dec 30, 14 | AVAYA INC. |
| 8848934 | Controlling audio signals | Dec 08, 10 | Sep 30, 14 | SKYPE LIMITED |
| RE42093 | Active audio compressing in telecommunication | Mar 19, 03 | Feb 01, 11 | SENNHEISER COMMUNICATIONS A/S |
| 7739109 | System and process for muting audio transmission during a computer network-based, multi-party teleconferencing session | Jan 12, 05 | Jun 15, 10 | MICROSOFT TECHNOLOGY LICENSING, LLC |
| 7593749 | Method and radio terminal equipment arrangement of indicating incoming connection | May 28, 03 | Sep 22, 09 | CONVERSANT WIRELESS LICENSING S.A R.L. |
| 6766177 | Mobile phone | Mar 14, 01 | Jul 20, 04 | SAGEM SA |
| 6590974 | Howling controller | Sep 30, 98 | Jul 08, 03 | CANADIAN IMPERIAL BANK OF COMMERCE, IP GEM GROUP, LLC, |
| 6304654 | Telephone handset interface with feedback control | Jun 09, 98 | Oct 16, 01 | LUCENT TECHNOLOGIES INC. |