- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 5/12 - Double-wall vessels or containers
Patent holdings for IPC class H01J 5/12
Total number of patents in this class: 4
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips N.V. | 22975 |
1 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| General LED, Inc. | 12 |
1 |
| Bender & Wirth GmbH & Co. | 5 |
1 |
| Other owners | 0 |