| RE49437 | Audio driver and power supply unit architecture | Apr 27, 18 | Feb 28, 23 | Apple Inc. |
| RE48233 | Passive directional acoustic radiating | Apr 02, 18 | Sep 29, 20 | Bose Corporation |
| 9998809 | Loudspeaker module | Nov 24, 15 | Jun 12, 18 | GOERTEK INC. |
| 9998821 | Speaker box | Jan 26, 17 | Jun 12, 18 | AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD |
| 9998835 | Transducer components and structure thereof for improved audio output | Jul 12, 17 | Jun 12, 18 | Google LLC |
| 9998819 | Audio layer in keyboard device providing enhanced audio performance | Jul 28, 17 | Jun 12, 18 | Avnera Corporation |
| 9998820 | Acoustic resonator for audio headphones | Jan 19, 16 | Jun 12, 18 | Not available |
| 9992562 | Loudspeaker having passive heat dissipation assembly | Dec 06, 16 | Jun 05, 18 | TYMPHANY HK LIMITED |
| 9992568 | Method and apparatus for audio playback | May 02, 13 | Jun 05, 18 | Nokia Technologies Oy |
| 9986333 | Flush-fitting sound output device | Apr 26, 17 | May 29, 18 | Fu Tai Hua Industry (Shenzhen) Co., Ltd.; Hon Hai Precision Industry Co., Ltd; |
| 9986321 | Speaker module | Aug 15, 17 | May 29, 18 | AAC Technologies Pte. Ltd. |
| 9980036 | Passive radiator | Apr 04, 17 | May 22, 18 | JL Audio Inc. |
| 9980038 | Top port multi-part surface mount silicon condenser microphone | May 26, 17 | May 22, 18 | Knowles Electronics, LLC |
| 9980037 | Speaker and headphone device | Jul 19, 16 | May 22, 18 | JVC KENWOOD CORPORATION |
| 9980023 | Recording high output power levels of sound at low sound pressure levels | Aug 07, 17 | May 22, 18 | Not available |
| 9973845 | Earbuds with acoustic insert | May 05, 17 | May 15, 18 | Apple Inc. |
| 9973840 | Waterproof receptacle connector | Sep 22, 16 | May 15, 18 | Apple Inc. |
| 9967648 | Case with magnetic over-center mechanism | Sep 22, 16 | May 08, 18 | Apple Inc. |
| 9967662 | Microphone device | May 05, 17 | May 08, 18 | Fortemedia, Inc. |
| 9967654 | Modular loudspeaker for point sound source and manufacturing method thereof | Oct 28, 14 | May 08, 18 | Tang Band Industries Co., Ltd. |