- Sections
- H - Électricité
- H01J - Tubes à décharge électrique ou lampes à décharge électrique
- H01J 23/04 - Cathodes
Détention brevets de la classe H01J 23/04
Brevets de cette classe: 44
Historique des publications depuis 10 ans
|
2
|
4
|
7
|
2
|
1
|
0
|
0
|
2
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Toshiba Materials Co., Ltd. | 652 |
5 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6240 |
4 |
| Panasonic Corporation | 19976 |
3 |
| Toshiba Hokuto Electronics Corporation | 26 |
3 |
| Elve Inc. | 30 |
3 |
| Thales SA | 2365 |
2 |
| BAE Systems Bofors AB | 206 |
2 |
| Beijing University of Technology | 504 |
2 |
| NEC Network and Sensor Systems, Ltd. | 47 |
2 |
| Varex Imaging Corporation | 311 |
2 |
| Thales | 1801 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4022 |
1 |
| Huawei Technologies Co., Ltd. | 115366 |
1 |
| Raytheon Company | 8391 |
1 |
| Wisconsin Alumni Research Foundation | 3888 |
1 |
| Tsinghua University | 6009 |
1 |
| Korea Advanced Institute of Science and Technology | 4450 |
1 |
| Board of Trustees of Michigan State University | 1199 |
1 |
| National University Corporation Tohoku University | 171 |
1 |
| The United States of America as represented by the Secretary of the Air Force | 864 |
1 |
| Autres propriétaires | 5 |