- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 7/085 - Electrodes non-consumable mainly consisting of carbon
Patent holdings for IPC class H05B 7/085
Total number of patents in this class: 43
10-year publication summary
|
0
|
1
|
4
|
1
|
1
|
6
|
3
|
4
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rain Carbon Germany GmbH | 66 |
9 |
| Rain Carbon BV | 14 |
5 |
| Rain Carbon BVBA | 7 |
4 |
| GrafTech International Holdings Inc. | 111 |
3 |
| SGL Carbon SE | 403 |
3 |
| Tokai Carbon Co., Ltd. | 104 |
2 |
| Resonac Graphite Germany GmbH | 7 |
2 |
| Digimet 2013, S.L. | 5 |
1 |
| Ecolab USA Inc. | 5807 |
1 |
| JX Nippon Mining & Metals Corporation | 1461 |
1 |
| Sumco Corporation | 1107 |
1 |
| TERRAMARK MARKENCREATION GmbH | 78 |
1 |
| University of Maryland, College Park | 1083 |
1 |
| Showa Denko Carbon Germany GmbH | 13 |
1 |
| Pyongyang Technical Trading Centre | 1 |
1 |
| Silbucam, S.L. | 1 |
1 |
| Prozen Co.,Ltd. | 1 |
1 |
| Tokai Cobex GmbH | 46 |
1 |
| Inrema, S.L | 1 |
1 |
| TCL Zhonghuan Renewable Energy Technology Co., Ltd. | 145 |
1 |
| Other owners | 2 |