- All sections
- B - Performing operationstransporting
- B23D - Planingslottingshearingbroachingsawingfilingscrapinglike operations for working metal by removing material, not otherwise provided for
- B23D 31/04 - Shearing machines or shearing devices covered by none or more than one of the groups Combinations of shearing machines for trimming stock combined with devices for shredding scrap
Patent holdings for IPC class B23D 31/04
Total number of patents in this class: 13
10-year publication summary
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0
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0
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1
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1
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1
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0
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0
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1
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2
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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
|
|---|---|---|
| SMS Siemag Aktiengesellschaft | 484 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 15425 |
2 |
| Taiyuan University of Science and Technology | 49 |
2 |
| JFE Steel Corporation | 7617 |
1 |
| POSCO | 2143 |
1 |
| Primetals Technologies, Limited | 34 |
1 |
| SMS Demag AG | 27 |
1 |
| SMS Group GmbH | 1208 |
1 |
| Wisdri Engineering & Research Incorporation Limited | 230 |
1 |
| Other owners | 0 |