- All sections
- B - Performing operationstransporting
- B21H - Making particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls
- B21H 9/02 - Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass for screw-rolling machines
Patent holdings for IPC class B21H 9/02
Total number of patents in this class: 10
10-year publication summary
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0
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2
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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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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
|
|---|---|---|
| Illinois Tool Works Inc. | 11894 |
4 |
| A. Agrati S.p.A. | 48 |
1 |
| E.W. Menn GmbH & Co. KG | 2 |
1 |
| Nippon Steel Corporation | 7050 |
1 |
| Enkotec A/S | 27 |
1 |
| E.W. Menn GmbH & Co. KG Maschinenfabrik | 2 |
1 |
| Regg Inspection S.r.l. | 1 |
1 |
| Other owners | 0 |