- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 19/08 - Cathodes heated directly by an electric current
Patent holdings for IPC class H01J 19/08
Total number of patents in this class: 15
10-year publication summary
|
0
|
2
|
0
|
1
|
0
|
2
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| British Telecommunications Public Limited Company | 2649 |
2 |
| Ming Chi University of Technology | 38 |
2 |
| Samsung Display Co., Ltd. | 36317 |
1 |
| Koninklijke Philips Electronics N.V. | 8776 |
1 |
| ASML Netherlands B.V. | 7593 |
1 |
| Foret Plasma Labs, LLC | 66 |
1 |
| King Abdullah University of Science and Technology | 1813 |
1 |
| Korg Inc. | 55 |
1 |
| Noritake Co., Limited | 267 |
1 |
| Noritake Itron Corporation | 27 |
1 |
| NuFlare Technology, Inc. | 886 |
1 |
| Safran Aircraft Engines | 6410 |
1 |
| Hermes Microvision Incorporated B.V. | 123 |
1 |
| Other owners | 0 |