- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 15/03 - Corrugating tubes longitudinally by applying fluid pressure
Patent holdings for IPC class B21D 15/03
Total number of patents in this class: 5
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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2
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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
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aquaform, Inc. | 1 |
1 |
| Packless Metal Hose, Inc. | 5 |
1 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
1 |
| Qingdao Scan Equipment Technology Co., Ltd. | 2 |
1 |
| Union Co., Ltd. | 7 |
1 |
| Other owners | 0 |