- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 1/44 - Means forming part of the lamp for the purpose of providing electrical connection to, or support for, the lamp directly applied to, or forming part of, the vessel
Patent holdings for IPC class H01K 1/44
Total number of patents in this class: 9
10-year publication summary
|
0
|
3
|
2
|
0
|
0
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0
|
0
|
0
|
0
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2189 |
3 |
| Applied Materials, Inc. | 20552 |
1 |
| Christmas Northeast, Inc. | 11 |
1 |
| Heraeus Noblelight GmbH | 123 |
1 |
| LEDVANCE GmbH | 587 |
1 |
| Ushio Lighting, Inc. | 15 |
1 |
| CE-RISE Co.,Ltd. | 1 |
1 |
| Other owners | 0 |