- All sections
- B - Performing operationstransporting
- B21H - Making particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls
- B21H 1/14 - Making articles shaped as bodies of revolution balls, rollers, cone rollers, or like bodies
Patent holdings for IPC class B21H 1/14
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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1
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1
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1
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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NTN Corporation | 4941 |
1 |
| Arnold Umformtechnik GmbH & Co. KG | 104 |
1 |
| BenQ Materials Corporation | 168 |
1 |
| NanoDynamics, Inc. | 6 |
1 |
| Arnold Umformtechnik GmbH & Co. KG | 2 |
1 |
| Obshchestvo S Ogranichennoy Otvetstvennostyu "npp Sistema 48" | 2 |
1 |
| Other owners | 0 |