- All sections
- H - Electricity
- H05H - Plasma technique; production of accelerated electrically- charged particles or of neutrons; production or acceleration of neutral molecular or atomic beams
- H05H 1/28 - Cooling arrangements
Patent holdings for IPC class H05H 1/28
Total number of patents in this class: 277
10-year publication summary
|
27
|
27
|
27
|
17
|
22
|
23
|
16
|
21
|
16
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hypertherm, Inc. | 521 |
65 |
| Lincoln Global, Inc. | 2160 |
15 |
| The ESAB Group, Inc. | 318 |
14 |
| Kjellberg-stiftung | 59 |
11 |
| Oerlikon Metco (US) Inc. | 210 |
10 |
| Komatsu Industries Corporation | 183 |
8 |
| Kjellberg Finsterwalde Plasma und Maschinen GmbH | 22 |
8 |
| Pyrogenesis Canada, Inc. | 71 |
6 |
| Tekna Plasma Systems Inc. | 70 |
6 |
| Applied Materials, Inc. | 17696 |
4 |
| Elemental Scientific, Inc. | 260 |
4 |
| Korea Hydro & Nuclear Power Co., Ltd. | 404 |
4 |
| Linde Aktiengesellschaft | 1551 |
4 |
| Victor Equipment Company | 296 |
4 |
| Thermacut, k.s. | 26 |
4 |
| AquaSource Technologies Corporation | 21 |
3 |
| MUEGGE GmbH | 32 |
3 |
| Plasma Surgical, Inc. | 23 |
3 |
| LG Electronics Inc. | 70898 |
2 |
| Tokyo Electron Limited | 12090 |
2 |
| Other owners | 97 |