- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23B - Methods or apparatus for combustion using only solid fuel
- F23B 70/00 - Combustion apparatus characterised by means for returning solid combustion residues to the combustion chamber
Patent holdings for IPC class F23B 70/00
Total number of patents in this class: 15
10-year publication summary
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1
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1
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1
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2
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0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Electric Power Development Co., Ltd. | 69 |
2 |
| IHI Corporation | 3516 |
2 |
| Praxair Technology, Inc. | 1228 |
2 |
| Mitsubishi Power, Ltd. | 1820 |
2 |
| Ensyn Renewables, Inc. | 73 |
1 |
| General Electric Technology GmbH | 1346 |
1 |
| Martin GmbH fuer Unwelt- und Energietechnik | 2 |
1 |
| Proterrgo Inc. | 10 |
1 |
| Simeken, Inc. | 1 |
1 |
| ThyssenKrupp Polysius Aktiengesellschaft | 22 |
1 |
| Traeger Pellet Grills, LLC | 260 |
1 |
| Other owners | 0 |