- 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: 7934
10-year publication summary
|
522
|
576
|
759
|
872
|
851
|
874
|
840
|
868
|
929
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dolby Laboratories Licensing Corporation | 4046 |
569 |
| Nokia Technologies Oy | 16490 |
513 |
| Sonos, Inc. | 2454 |
361 |
| Sony Corporation | 31565 |
281 |
| Qualcomm Incorporated | 81413 |
249 |
| Apple Inc. | 52607 |
244 |
| Samsung Electronics Co., Ltd. | 138518 |
213 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4792 |
209 |
| Harman International Industries, Incorporated | 2537 |
176 |
| Sony Group Corporation | 12575 |
176 |
| Dolby International AB | 1050 |
170 |
| Microsoft Technology Licensing, LLC | 52891 |
156 |
| Bose Corporation | 2921 |
150 |
| Yamaha Corporation | 4074 |
144 |
| Huawei Technologies Co., Ltd. | 106498 |
135 |
| META Platforms Technologies, LLC | 5339 |
115 |
| Magic Leap, Inc. | 3239 |
113 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6130 |
105 |
| Dolby International AB | 541 |
99 |
| Google LLC | 40754 |
96 |
| Other owners | 3660 |