- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/087 - Magnetic focusing arrangements
Patent holdings for IPC class H01J 23/087
Total number of patents in this class: 20
10-year publication summary
|
2
|
1
|
1
|
0
|
2
|
0
|
2
|
1
|
1
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 112134 |
4 |
| NEC Network and Sensor Systems, Ltd. | 47 |
4 |
| Massachusetts Institute of Technology | 10041 |
1 |
| Thales SA | 2337 |
1 |
| Beijing NMC Co., Ltd. | 113 |
1 |
| Calabazas Creek Research, Inc. | 11 |
1 |
| HIL Applied Medical, Ltd. | 15 |
1 |
| Toshiba Electron Tubes & Devices Co., Ltd. | 53 |
1 |
| Varian Medical Systems, Inc. | 862 |
1 |
| L3 Technologies, Inc. | 350 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6267 |
1 |
| Thales | 1848 |
1 |
| Thales Deutschland GmbH Electron Devices | 5 |
1 |
| Elve Inc. | 30 |
1 |
| Other owners | 0 |