- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23K - Feeding fuel to combustion apparatus
- F23K 3/12 - Under-feed arrangements feeding by piston
Patent holdings for IPC class F23K 3/12
Total number of patents in this class: 11
10-year publication summary
|
0
|
3
|
1
|
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
|
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
|
|---|---|---|
| Care Beteiligungsverwaltung GmbH | 4 |
2 |
| POSCO | 2142 |
2 |
| TM.E. S.p.A. | 15 |
2 |
| Harper International Corp. | 13 |
1 |
| Plasma Waste Recycling, Inc. | 4 |
1 |
| Innovaat.com International Inc. | 2 |
1 |
| K-teck SA | 1 |
1 |
| GTI Energy | 51 |
1 |
| Other owners | 0 |