- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching 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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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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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 35992 |
1 |
| GM Global Technology Operations LLC | 16205 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
1 |
| Envision AESC Japan Ltd. | 271 |
1 |
| Vari-Form Manufacturing Inc. (formerly 11032569 Canada Inc.) | 6 |
1 |
| Sangsinedp Co., Ltd. | 4 |
1 |
| Other owners | 0 |