- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22B - Methods of steam generationsteam boilers
- F22B 1/30 - Electrode boilers
Patent holdings for IPC class F22B 1/30
Total number of patents in this class: 71
10-year publication summary
|
8
|
6
|
8
|
3
|
3
|
5
|
7
|
1
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ohmiq, Inc. | 33 |
5 |
| Versuni Holding B.V. | 1008 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
3 |
| Kim, No Eul | 7 |
3 |
| Miura Co., Ltd. | 286 |
3 |
| Parat Halvorsen AS | 7 |
3 |
| Pyrogenesis Canada, Inc. | 65 |
3 |
| Shell USA, Inc. | 1353 |
3 |
| Biaco Limited | 12 |
3 |
| 3278470 Nova Scotia Limited | 3 |
2 |
| Foret Plasma Labs, LLC | 64 |
2 |
| Hygromatik GmbH | 7 |
2 |
| Microheat Technologies Pty Ltd | 12 |
2 |
| Condair Ltd. | 20 |
2 |
| Halliburton Energy Services, Inc. | 21299 |
1 |
| Koninklijke Philips Electronics N.V. | 7115 |
1 |
| Electronics and Telecommunications Research Institute | 9701 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11136 |
1 |
| Condair Group AG | 40 |
1 |
| Ideas Well Done, LLC | 2 |
1 |
| Other owners | 25 |