- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 3/30 - Repairing or regenerating used or defective lamps
Patent holdings for IPC class H01K 3/30
Total number of patents in this class: 5
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24240 |
1 |
| Ibiden Co., Ltd. | 1679 |
1 |
| Shinko Electric Industries Co., Ltd. | 1220 |
1 |
| Leibniz-institut fur Neue Materialien Gemeinnutzige GmbH | 107 |
1 |
| Schwering & Hasse Elektrodraht GmbH | 29 |
1 |
| Other owners | 0 |