- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/08 - Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
Patent holdings for IPC class H01J 23/08
Total number of patents in this class: 16
10-year publication summary
|
1
|
3
|
1
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hon Hai Precision Industry Co., Ltd. | 4040 |
3 |
| Tsinghua University | 5907 |
3 |
| Massachusetts Institute of Technology | 10041 |
1 |
| ASML Netherlands B.V. | 7371 |
1 |
| Calabazas Creek Research, Inc. | 11 |
1 |
| Denton Vacuum, L.L.C. | 17 |
1 |
| Ecole Nationale Superieure de Techniques Avancees | 40 |
1 |
| Ecole Polytechnique | 325 |
1 |
| KLA-Tencor Corporation | 2544 |
1 |
| NEC Network and Sensor Systems, Ltd. | 47 |
1 |
| Shenzhen University | 1638 |
1 |
| Hermes Microvision Incorporated B.V. | 124 |
1 |
| Other owners | 0 |