- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/34 - Joining base to vessel
Patent holdings for IPC class H01J 9/34
Total number of patents in this class: 12
10-year publication summary
|
2
|
0
|
0
|
1
|
0
|
0
|
0
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2182 |
4 |
| General Electric Company | 14010 |
2 |
| Lam Research Corporation | 5723 |
1 |
| Airbus Defence and Space GmbH | 876 |
1 |
| ASM IP Holding B.V. | 2481 |
1 |
| e Ink Holdings Inc. | 684 |
1 |
| Philips Lighting Holding B.V. | 1324 |
1 |
| Signify Holding B.V. | 8223 |
1 |
| Other owners | 0 |