- 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: 19
10-year publication summary
|
3
|
2
|
1
|
1
|
0
|
2
|
0
|
2
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Network and Sensor Systems, Ltd. | 49 |
4 |
| Huawei Technologies Co., Ltd. | 100781 |
2 |
| Massachusetts Institute of Technology | 9795 |
2 |
| Thales SA | 2318 |
1 |
| Beijing NMC Co., Ltd. | 113 |
1 |
| Calabazas Creek Research, Inc. | 12 |
1 |
| HIL Applied Medical, Ltd. | 15 |
1 |
| Toshiba Electron Tubes & Devices Co., Ltd. | 56 |
1 |
| Varian Medical Systems, Inc. | 850 |
1 |
| L3 Technologies, Inc. | 425 |
1 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
1 |
| Thales | 1854 |
1 |
| Thales Deutschland GmbH Electron Devices | 5 |
1 |
| Elve Inc. | 13 |
1 |
| Other owners | 0 |