- Sections
- H - Électricité
- H04B - Transmission
- H04B 10/2557 - Modulation de phase croisée [XPM]
Détention brevets de la classe H04B 10/2557
Brevets de cette classe: 47
Historique des publications depuis 10 ans
|
5
|
6
|
3
|
3
|
3
|
3
|
4
|
2
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Fujitsu Limited | 16814 |
9 |
| Huawei Technologies Co., Ltd. | 125590 |
5 |
| Ciena Corporation | 2213 |
5 |
| Lawrence Livermore National Security, LLC | 1988 |
4 |
| NEC Corporation | 37563 |
3 |
| Mitsubishi Electric Corporation | 48508 |
2 |
| Nippon Telegraph and Telephone Corporation | 15898 |
2 |
| Ofidium Pty Ltd. | 16 |
2 |
| Centre National de La Recherche Scientifique | 11143 |
1 |
| Ericsson | 23125 |
1 |
| Nokia Solutions And Networks Oy | 7375 |
1 |
| Korea Advanced Institute of Science and Technology | 4736 |
1 |
| University of Southern California | 2157 |
1 |
| Hewlett Packard Enterprise Development LP | 12492 |
1 |
| Applied Optoelectronics, Inc. | 226 |
1 |
| Fujistu Limited | 7 |
1 |
| Nucript LLC | 13 |
1 |
| Universite Grenoble Alpes | 788 |
1 |
| Alcatel Lucent | 4277 |
1 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
1 |
| Autres propriétaires | 3 |