- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 29/00 - Monitoring arrangementsTesting arrangements
Patent holdings for IPC class H04R 29/00
Total number of patents in this class: 5820
10-year publication summary
|
665
|
615
|
556
|
549
|
484
|
440
|
394
|
331
|
280
|
164
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonos, Inc. | 2853 |
419 |
| Samsung Electronics Co., Ltd. | 157557 |
195 |
| Cirrus Logic, Inc. | 1803 |
167 |
| Apple Inc. | 58705 |
154 |
| Bose Corporation | 3093 |
129 |
| Google LLC | 44482 |
120 |
| Harman International Industries, Incorporated | 2874 |
111 |
| Dolby Laboratories Licensing Corporation | 4320 |
98 |
| Yamaha Corporation | 4071 |
78 |
| ST Portfolio Holdings, LLC | 221 |
69 |
| Goertek Inc. | 2820 |
66 |
| Biamp Systems, LLC | 379 |
62 |
| Microsoft Technology Licensing, LLC | 54439 |
61 |
| Nokia Technologies Oy | 21069 |
60 |
| Qualcomm Incorporated | 91997 |
55 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
55 |
| Sony Corporation | 30208 |
51 |
| Robert Bosch GmbH | 44128 |
51 |
| Amazon Technologies, Inc. | 28066 |
51 |
| Intel Corporation | 47102 |
50 |
| Other owners | 3718 |