- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 51/06 - Making hollow objects characterised by the structure of the objects folded objects
Patent holdings for IPC class B21D 51/06
Total number of patents in this class: 18
10-year publication summary
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0
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3
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1
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1
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3
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2
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2
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1
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2
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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
|
|---|---|---|
| Mestek Machinery, Inc. | 61 |
4 |
| JFE Steel Corporation | 7378 |
2 |
| Magna International Inc. | 1199 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 15078 |
1 |
| Industry Foundation of Chonnam National University | 665 |
1 |
| Mavig GmbH | 87 |
1 |
| OVH | 294 |
1 |
| Safran Nacelles | 772 |
1 |
| Friedrich Air Conditioning, LLC | 69 |
1 |
| Stilride AB | 8 |
1 |
| HVAC Inventors/Systemation, Inc. | 25 |
1 |
| Aerts, Franciscus Johannus | 1 |
1 |
| Stilfold AB | 6 |
1 |
| Other owners | 0 |