- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/06 - Electron or ion guns
Patent holdings for IPC class H01J 23/06
Total number of patents in this class: 34
10-year publication summary
|
1
|
5
|
2
|
3
|
4
|
1
|
0
|
4
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Advanced Fusion Systems LLC | 66 |
3 |
| NEC Network and Sensor Systems, Ltd. | 49 |
3 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
2 |
| Huawei Technologies Co., Ltd. | 100781 |
2 |
| Varex Imaging Corporation | 294 |
2 |
| Elve Inc. | 13 |
2 |
| Siemens AG | 24990 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
1 |
| Raytheon Company | 8535 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Thales SA | 2318 |
1 |
| Tsinghua University | 5426 |
1 |
| Ariel-University Research and Development Company Ltd. | 72 |
1 |
| Dymenso LLC | 4 |
1 |
| FEI Company | 851 |
1 |
| KLA-Tencor Corporation | 2574 |
1 |
| POSTECH Academy-industry Foundation | 1101 |
1 |
| Toshiba Electron Tubes & Devices Co., Ltd. | 56 |
1 |
| University of Lancaster | 48 |
1 |
| VG Systems Limited | 13 |
1 |
| Other owners | 6 |