- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 9/32 - Casings
Patent holdings for IPC class F27B 9/32
Total number of patents in this class: 26
10-year publication summary
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1
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0
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1
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2
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2
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2
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1
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2
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1
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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
|
|---|---|---|
| Illinois Tool Works Inc. | 11866 |
6 |
| POSCO | 2142 |
2 |
| Research Institute of Industrial Science & Technology | 569 |
2 |
| ONEJOON GmbH | 35 |
2 |
| NGK Insulators, Ltd. | 5239 |
1 |
| Dowa Thermotech Co., Ltd. | 53 |
1 |
| GK Licensing, LLC | 4 |
1 |
| Inductotherm Corp. | 154 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2836 |
1 |
| Tamura Corporation | 358 |
1 |
| Durr Systems AG | 405 |
1 |
| POSCO Chemical Co., Ltd | 67 |
1 |
| System Ceramics S.p.A. | 162 |
1 |
| NGK Kilntech, Corporation | 28 |
1 |
| Vulcan Pyrotech Limited | 1 |
1 |
| Xi'an Thermal Power Research Institute Co., Ltd. | 450 |
1 |
| MAFTEC Co., Ltd. | 35 |
1 |
| Suzhou Tpri Ener & Enviro Tech Co., Ltd. | 45 |
1 |
| Other owners | 0 |