- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/94 - Mountings for individual electrodes
Patent holdings for IPC class H01J 1/94
Total number of patents in this class: 13
10-year publication summary
|
3
|
2
|
1
|
0
|
2
|
2
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4499 |
2 |
| Rad Source Technologies, Inc. | 16 |
2 |
| Canon Inc. | 41151 |
1 |
| Seagate Technology LLC | 3977 |
1 |
| Lam Research Corporation | 5382 |
1 |
| Meidensha Corporation | 904 |
1 |
| Noritake Co., Limited | 267 |
1 |
| Noritake Itron Corporation | 27 |
1 |
| Somnio Global Holdings, LLC | 31 |
1 |
| Photo Electron Soul Inc. | 34 |
1 |
| Thales Deutschland GmbH Electron Devices | 5 |
1 |
| Other owners | 0 |