- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23H - Gratescleaning or raking grates
- F23H 7/02 - Inclined grates with fixed bars
Patent holdings for IPC class F23H 7/02
Total number of patents in this class: 4
10-year publication summary
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0
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0
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1
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0
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0
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1
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0
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0
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0
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Zosen iNova AG | 43 |
1 |
| Tianjin Cement Industry Design & Research Institute Co., Ltd. | 17 |
1 |
| China National Building Material Group Co., Ltd. | 125 |
1 |
| Kanadevia iNova AG | 80 |
1 |
| Other owners | 0 |