- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 1/08 - Removing local distortions of hollow bodies made from sheet metal
Patent holdings for IPC class B21D 1/08
Total number of patents in this class: 23
10-year publication summary
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2
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3
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3
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4
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3
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3
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0
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1
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2
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Belvac Production Machinery, Inc. | 154 |
2 |
| Kume Corporation | 2 |
2 |
| GE Infrastructure Technology, LLC | 6248 |
2 |
| Vestas Wind Systems A/S | 3691 |
2 |
| SNECMA S.A. | 1148 |
1 |
| Brother Industries, Ltd. | 12959 |
1 |
| CITIC Dicastal CO., LTD | 560 |
1 |
| Contrep Holdings LLC | 1 |
1 |
| Hefei University of Technology | 233 |
1 |
| Sugino Machine Limited | 178 |
1 |
| Sumitomo Metal Industries, Ltd. | 367 |
1 |
| Trinity Bay Equipment Holdings, LLC | 76 |
1 |
| POGLIANI & RIVOLTA S.p.A. | 1 |
1 |
| LAKA-TOOLS Ulrich Schaechinger | 1 |
1 |
| EHC, Inc. | 10 |
1 |
| Tianjin Lvboda Environmental Equipment Technology Research Co., Ltd. | 4 |
1 |
| Star Co., Ltd. | 1 |
1 |
| P16 Holdings, LLC | 2 |
1 |
| Barr Fabrication Field Services, L.L.C. | 3 |
1 |
| Other owners | 0 |