- 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 28/18 - Yieldable, e.g. rubber, punching pads
Patent holdings for IPC class B21D 28/18
Total number of patents in this class: 6
10-year publication summary
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0
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1
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0
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0
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0
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0
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1
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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
|
|---|---|---|
| GM Global Technology Operations LLC | 13620 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Envision AESC Japan Ltd. | 290 |
1 |
| Vari-Form Manufacturing Inc. (formerly 11032569 Canada Inc.) | 13 |
1 |
| Other owners | 0 |