- Sections
- H - Électricité
- H04H - Radiodiffusion
- H04H 20/88 - Systèmes de radiodiffusion stéréophonique
Détention brevets de la classe H04H 20/88
Brevets de cette classe: 52
Historique des publications depuis 10 ans
|
9
|
5
|
8
|
4
|
2
|
0
|
1
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 147787 |
4 |
| Dolby International AB | 1028 |
4 |
| Electronics and Telecommunications Research Institute | 9444 |
3 |
| Dolby Laboratories Licensing Corporation | 4152 |
3 |
| LG Electronics Inc. | 73588 |
2 |
| Huawei Technologies Co., Ltd. | 114071 |
2 |
| iBiquity Digital Corporation | 278 |
2 |
| iHeartMedia Management Services, Inc. | 371 |
2 |
| Tencent Technology (Shenzhen) Company Limited | 14950 |
2 |
| Apple Inc. | 55491 |
1 |
| Yamaha Corporation | 4077 |
1 |
| Mediatek Inc. | 5173 |
1 |
| Semiconductor Components Industries, L.L.C. | 5272 |
1 |
| STMicroelectronics (Grenoble 2) SAS | 619 |
1 |
| Nokia Technologies Oy | 18321 |
1 |
| Adswizz, Inc. | 15 |
1 |
| Dialog Semiconductor B.V. | 100 |
1 |
| Indian Institute of Technology Bombay | 265 |
1 |
| Inter-M Corporation | 6 |
1 |
| Jvl Corporation | 12 |
1 |
| Autres propriétaires | 17 |