- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; deaf-aid sets; public address systems
- H04R 5/00 - Stereophonic arrangements
Patent holdings for IPC class H04R 5/00
Total number of patents in this class: 1341
10-year publication summary
|
106
|
126
|
87
|
63
|
49
|
42
|
33
|
29
|
11
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4052 |
99 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4799 |
87 |
| Dolby International AB | 1050 |
70 |
| Samsung Electronics Co., Ltd. | 138729 |
61 |
| Qualcomm Incorporated | 81758 |
55 |
| LG Electronics Inc. | 70957 |
49 |
| Apple Inc. | 52680 |
31 |
| Yamaha Corporation | 4076 |
30 |
| Sony Corporation | 31550 |
27 |
| DTS, Inc. | 382 |
27 |
| Nokia Technologies Oy | 16514 |
26 |
| Creative Technology Ltd | 559 |
25 |
| Huawei Technologies Co., Ltd. | 106664 |
20 |
| Koninklijke Philips N.V. | 23971 |
19 |
| Koninklijke Philips Electronics N.V. | 10889 |
19 |
| Harman International Industries, Incorporated | 2538 |
18 |
| Bose Corporation | 2921 |
16 |
| Texas Instruments Incorporated | 19418 |
15 |
| Microsoft Technology Licensing, LLC | 52893 |
15 |
| Orange S.A. | 1491 |
13 |
| Other owners | 619 |