- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 7/18 - Heating by arc discharge
Patent holdings for IPC class H05B 7/18
Total number of patents in this class: 59
10-year publication summary
|
8
|
9
|
10
|
9
|
10
|
4
|
3
|
0
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Primetals Technologies Germany GmbH | 180 |
3 |
| Shoei Chemical Inc. | 320 |
3 |
| Umicore | 542 |
3 |
| Applied Materials, Inc. | 16587 |
2 |
| Lam Research Corporation | 4775 |
2 |
| ABB Schweiz AG | 6321 |
2 |
| Alu Innovation AS | 7 |
2 |
| GrafTech International Holdings Inc. | 108 |
2 |
| Hatch Ltd. | 219 |
2 |
| Mintek | 48 |
2 |
| Newfrey LLC | 554 |
2 |
| Pyrogenesis Canada, Inc. | 67 |
2 |
| UT-Battelle, LLC | 1333 |
2 |
| Yavid, Dmitriy, Mr. | 2 |
2 |
| Tokyo Electron Limited | 11599 |
1 |
| Analog Devices, Inc. | 3475 |
1 |
| NGK Insulators, Ltd. | 4589 |
1 |
| 3SAE Technologies, Inc. | 45 |
1 |
| AGM Container Controls, Inc. | 37 |
1 |
| Applied Light Technologies Inc. | 1 |
1 |
| Other owners | 22 |