- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 19/70 - Means for obtaining or maintaining the vacuum, e.g. by gettering
Patent holdings for IPC class H01J 19/70
Total number of patents in this class: 15
10-year publication summary
|
2
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noritake Co., Limited | 268 |
3 |
| Noritake Itron Corporation | 27 |
3 |
| Agency for Science, Technology and Research | 3659 |
2 |
| Korg Inc. | 56 |
2 |
| Advanced Fusion Systems LLC | 68 |
1 |
| SAES Getters S.p.A. | 325 |
1 |
| Tetra Laval Holdings & Finance S.A. | 2178 |
1 |
| Yale University | 2422 |
1 |
| Pictiva Displays International Limited | 262 |
1 |
| Other owners | 0 |