- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 19/40 - Screens for shielding
Patent holdings for IPC class H01J 19/40
Total number of patents in this class: 5
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
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
|
|---|---|---|
| The Regents of the University of California | 19898 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4037 |
1 |
| Electronics and Telecommunications Research Institute | 9383 |
1 |
| Tsinghua University | 5919 |
1 |
| Signify Holding B.V. | 7535 |
1 |
| Other owners | 0 |