- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; deaf-aid sets; public address systems
- H04R 5/027 - Spatial or constructional arrangements of microphones, e.g. in dummy heads
Patent holdings for IPC class H04R 5/027
Total number of patents in this class: 687
10-year publication summary
|
29
|
42
|
63
|
99
|
114
|
104
|
67
|
85
|
80
|
20
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nokia Technologies Oy | 15057 |
65 |
| Samsung Electronics Co., Ltd. | 131630 |
21 |
| Bose Corporation | 2880 |
20 |
| Dolby Laboratories Licensing Corporation | 3883 |
17 |
| Sony Corporation | 32931 |
16 |
| Microsoft Technology Licensing, LLC | 51439 |
15 |
| META Platforms Technologies, LLC | 4806 |
15 |
| Apple Inc. | 50209 |
14 |
| JVC Kenwood Corporation | 2774 |
13 |
| Huawei Technologies Co., Ltd. | 100781 |
12 |
| Google LLC | 38759 |
11 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
10 |
| GoPro, Inc. | 1915 |
10 |
| Hewlett-Packard Development Company, L.P. | 28538 |
8 |
| Amazon Technologies, Inc. | 24422 |
8 |
| Qualcomm Incorporated | 76576 |
7 |
| Harman International Industries, Incorporated | 2443 |
7 |
| Canon Inc. | 36841 |
6 |
| Nippon Telegraph and Telephone Corporation | 14195 |
6 |
| Stages LLC | 12 |
6 |
| Other owners | 400 |