- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 6/26 - Crucible furnaces using vacuum or particular gas atmosphere
Patent holdings for IPC class H05B 6/26
Total number of patents in this class: 32
10-year publication summary
|
2
|
1
|
1
|
4
|
4
|
1
|
2
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ALD Vacuum Technologies GmbH | 141 |
6 |
| Inductotherm Corp. | 154 |
3 |
| Leco Corporation | 198 |
3 |
| Almex USA, Inc. | 21 |
2 |
| Qv Technologies Corp | 5 |
2 |
| General Electric Company | 13888 |
1 |
| Illinois Tool Works Inc. | 11858 |
1 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
1 |
| Battelle Energy Alliance, LLC | 585 |
1 |
| Consarc Corporation | 8 |
1 |
| Dyson Technology Limited | 3977 |
1 |
| JEOL Ltd. | 622 |
1 |
| Korea Institute of Industrial Technology | 1029 |
1 |
| Riken | 1716 |
1 |
| Sumco Corporation | 1108 |
1 |
| Tata Steel Nederland Technology BV | 161 |
1 |
| Vysoka Skola Banska - Technicka Univerzita Ostrava | 39 |
1 |
| GH Induction Atmospheres LLC | 4 |
1 |
| Ustav Materialov a Mechaniky Strojov Sav | 9 |
1 |
| Siemens Energy Global GmbH & Co. KG | 3335 |
1 |
| Other owners | 1 |