- 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 9/12 - Bending tubes using mandrels or the like by pushing through a curved die
Patent holdings for IPC class B21D 9/12
Total number of patents in this class: 11
10-year publication summary
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0
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2
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2
|
1
|
2
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0
|
1
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1
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1
|
1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Byte Line di Pelissero Alessandro | 4 |
1 |
| Diversitech Corporation | 200 |
1 |
| Emerson Electric Co. | 601 |
1 |
| Kume Corporation | 2 |
1 |
| Lih Yann Industrial Co., Ltd. | 45 |
1 |
| Smith & Nephew, Inc. | 2685 |
1 |
| Southwire Company, LLC | 711 |
1 |
| Jiangsu University of Science and Technology | 324 |
1 |
| Nanchang Hangkong University (NCHU) | 2 |
1 |
| Patentgesellschaft Maranatha | 2 |
1 |
| Other owners | 0 |