- All sections
- H - Electricity
- H04S - Stereophonic systems
- H04S 7/00 - Indicating arrangements; Control arrangements, e.g. balance control
Patent holdings for IPC class H04S 7/00
Total number of patents in this class: 7265
10-year publication summary
|
394
|
522
|
575
|
759
|
872
|
850
|
866
|
831
|
846
|
284
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 3883 |
526 |
| Nokia Technologies Oy | 15057 |
487 |
| Sonos, Inc. | 2274 |
329 |
| Sony Corporation | 32931 |
283 |
| Qualcomm Incorporated | 76576 |
242 |
| Apple Inc. | 50209 |
214 |
| Samsung Electronics Co., Ltd. | 131630 |
205 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
183 |
| Dolby International AB | 1076 |
173 |
| Harman International Industries, Incorporated | 2443 |
153 |
| Sony Group Corporation | 10730 |
145 |
| Microsoft Technology Licensing, LLC | 51439 |
144 |
| Yamaha Corporation | 4054 |
140 |
| Bose Corporation | 2880 |
138 |
| Huawei Technologies Co., Ltd. | 100781 |
122 |
| META Platforms Technologies, LLC | 4806 |
106 |
| Magic Leap, Inc. | 3028 |
103 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
101 |
| Google LLC | 38759 |
86 |
| DTS, Inc. | 381 |
75 |
| Other owners | 3310 |