- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 5/00 - Stereophonic arrangements
Patent holdings for IPC class H04R 5/00
Total number of patents in this class: 1281
10-year publication summary
|
126
|
87
|
63
|
50
|
42
|
34
|
35
|
25
|
9
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4351 |
101 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5269 |
90 |
| Samsung Electronics Co., Ltd. | 158442 |
61 |
| Dolby International AB | 1012 |
55 |
| Qualcomm Incorporated | 92859 |
53 |
| LG Electronics Inc. | 75855 |
49 |
| Apple Inc. | 59027 |
30 |
| Yamaha Corporation | 4083 |
29 |
| Nokia Technologies Oy | 21475 |
27 |
| Sony Corporation | 30111 |
26 |
| DTS, Inc. | 379 |
25 |
| Creative Technology Ltd | 444 |
22 |
| Huawei Technologies Co., Ltd. | 124115 |
21 |
| Koninklijke Philips N.V. | 25938 |
16 |
| Bose Corporation | 3093 |
16 |
| Koninklijke Philips Electronics N.V. | 7277 |
15 |
| Microsoft Technology Licensing, LLC | 54510 |
15 |
| Harman International Industries, Incorporated | 2884 |
15 |
| Texas Instruments Incorporated | 19640 |
13 |
| Orange S.A. | 1675 |
13 |
| Other owners | 589 |