- 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: 17
10-year publication summary
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0
|
2
|
1
|
0
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0
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0
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0
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0
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0
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noritake Co., Limited | 224 |
3 |
| Noritake Itron Corporation | 27 |
3 |
| Agency for Science, Technology and Research | 3512 |
2 |
| Korg Inc. | 68 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Advanced Fusion Systems LLC | 66 |
1 |
| LEDVANCE GmbH | 564 |
1 |
| SAES Getters S.p.A. | 338 |
1 |
| Tetra Laval Holdings & Finance S.A. | 2007 |
1 |
| E.I. DuPont de Nemours and Company | 468 |
1 |
| Pictiva Displays International Limited | 269 |
1 |
| Other owners | 0 |