- 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 7/20 - Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfacesAccessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
Patent holdings for IPC class B24B 7/20
Total number of patents in this class: 24
10-year publication summary
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0
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0
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0
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1
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3
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0
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0
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1
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3
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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
|
|---|---|---|
| 3m Innovative Properties Company | 17445 |
5 |
| Applied Materials, Inc. | 20552 |
3 |
| Disco Corporation | 1957 |
2 |
| LG Chem, Ltd. | 17967 |
1 |
| Sumitomo Chemical Company, Limited | 8967 |
1 |
| ADC Communications (Australia) Pty Limited | 9 |
1 |
| Comptake Technology Inc. | 13 |
1 |
| Nanya Technology Corporation | 2942 |
1 |
| Schneider GmbH & Co. KG | 167 |
1 |
| Shin-Etsu Handotai Co., Ltd. | 1307 |
1 |
| Wetenschappelijk en Technisch Onderzoekscentrum voor Diamant, Inrichting Erkend Bij Toepassing Van de Besluitwet Van 30 Januari 1947 | 2 |
1 |
| GE Infrastructure Technology, LLC | 6153 |
1 |
| Guangzhou Mino Equipment Co., Ltd. | 63 |
1 |
| HS Technology N.V. | 1 |
1 |
| Gihyeon Tech Co. Ltd | 1 |
1 |
| DuPont Electronic Materials Holding, Inc. | 198 |
1 |
| Rock Road Company Sales, LLC | 2 |
1 |
| Other owners | 0 |