- All sections
- B - Performing operationstransporting
- B24B - Machines, devices, or processes for grinding or polishingdressing or conditioning of abrading surfacesfeeding of grinding, polishing, or lapping agents
- B24B 5/12 - Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfacesAccessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces both externally and internally with several grinding wheels
Patent holdings for IPC class B24B 5/12
Total number of patents in this class: 21
10-year publication summary
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3
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4
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5
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2
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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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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CITIC Dicastal CO., LTD | 568 |
7 |
| Erwin Junker Maschinenfabrik GmbH | 40 |
3 |
| Schaeffler Technologies AG & Co. KG | 11125 |
2 |
| Fives Landis Limited | 42 |
2 |
| Konica Minolta, Inc. | 9159 |
1 |
| Hoya Corporation | 2691 |
1 |
| Northwestern University | 3564 |
1 |
| Bell Helicopter Textron Inc. | 958 |
1 |
| Hoya Glass Disk (Thailand) Ltd. | 13 |
1 |
| Mitsui Mining & Smelting Co., Ltd. | 1069 |
1 |
| Changzhou Vocational Institute of Mechatronic Technology | 45 |
1 |
| Other owners | 0 |