- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 1/42 - Means forming part of the lamp for the purpose of providing electrical connection to, or support for, the lamp
Patent holdings for IPC class H01K 1/42
Total number of patents in this class: 13
10-year publication summary
|
2
|
2
|
1
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xiamen Eco Lighting Co. Ltd. | 282 |
4 |
| General Electric Company | 13966 |
1 |
| OSRAM GmbH | 2189 |
1 |
| BJB GmbH & Co. KG | 63 |
1 |
| Heraeus Noblelight GmbH | 123 |
1 |
| Iwasaki Electric Co., Ltd. | 156 |
1 |
| LEDVANCE GmbH | 587 |
1 |
| Ryuarm Co., Ltd. | 1 |
1 |
| Heshan Gmy Lighting and Electrical Co., Ltd. | 6 |
1 |
| Ryu-arm Co., Ltd. | 3 |
1 |
| Other owners | 0 |