- Sections
- H - Électricité
- H04B - Transmission
- H04B 10/142 - Système homodynes ou hétérodynes cohérents
Détention brevets de la classe H04B 10/142
Brevets de cette classe: 29
Historique des publications depuis 10 ans
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| NEC Corporation | 36129 |
6 |
| Fujitsu Limited | 17692 |
2 |
| Fujitsu Optical Components Limited | 292 |
2 |
| Mitsubishi Electric Corporation | 46618 |
2 |
| NEC Laboratories America, Inc. | 1152 |
2 |
| Panasonic Corporation | 20018 |
1 |
| Sumitomo Electric Industries, Ltd. | 15668 |
1 |
| Hewlett-Packard Development Company, L.P. | 25753 |
1 |
| Electronics and Telecommunications Research Institute | 9464 |
1 |
| Nippon Telegraph and Telephone Corporation | 16793 |
1 |
| Fujikura Ltd. | 2959 |
1 |
| The Furukawa Electric Co., Ltd. | 3701 |
1 |
| Infinera Corporation | 639 |
1 |
| Nokia Siemens Networks Oy | 1533 |
1 |
| Sumitomo Osaka Cement Co., Ltd. | 866 |
1 |
| Textron Systems Corporation | 179 |
1 |
| The United States of America as represented by the Administrator of the National Aeronautics and Space Administration | 458 |
1 |
| University of New Brunswick | 157 |
1 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6119 |
1 |
| Thales | 1817 |
1 |
| Autres propriétaires | 0 |