- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 7/109 - Feeding arrangements
Patent holdings for IPC class H05B 7/109
Total number of patents in this class: 16
10-year publication summary
|
4
|
3
|
3
|
0
|
2
|
0
|
0
|
0
|
0
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Danieli & C. Officine Meccaniche S.p.A. | 721 |
2 |
| Outotec (Finland) Oy | 455 |
2 |
| Rheinfelden Carbon GmbH & Co. KG | 5 |
2 |
| Caihong Display Devices Co.,Ltd. | 77 |
2 |
| Corning Incorporated | 10538 |
1 |
| A. Finkl & Sons Co. | 81 |
1 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 572 |
1 |
| Mazzella Lifting Technologies, Inc. | 56 |
1 |
| Primetals Technologies Germany GmbH | 226 |
1 |
| SMS Siemag Aktiengesellschaft | 483 |
1 |
| Rheinfelden Carbon Products GmbH | 3 |
1 |
| Metso Metals Oy | 226 |
1 |
| Other owners | 0 |