- 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 21/12 - Machines or devices using grinding or polishing beltsAccessories therefor for grinding plane surfaces involving a contact wheel or roller pressing the belt against the work
Patent holdings for IPC class B24B 21/12
Total number of patents in this class: 34
10-year publication summary
|
2
|
7
|
6
|
3
|
0
|
3
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Makino Milling Machine Co., Ltd. | 423 |
3 |
| FerRobotics Compliant Robot Technology GmbH | 66 |
2 |
| Hangzhou Xiangsheng Abrasive Machine Manufacturing Co., Ltd. | 5 |
2 |
| AHF, LLC d/b/a AHF Products | 185 |
2 |
| Samsung Electronics Co., Ltd. | 151726 |
1 |
| Panasonic Corporation | 19867 |
1 |
| Sumitomo Electric Industries, Ltd. | 15978 |
1 |
| Applied Materials, Inc. | 19717 |
1 |
| Nitto Denko Corporation | 8411 |
1 |
| Sumitomo Chemical Company, Limited | 9051 |
1 |
| Rolls-Royce PLC | 3173 |
1 |
| Ebara Corporation | 2253 |
1 |
| Berndorf Band GmbH | 115 |
1 |
| Biesse S.p.A. | 63 |
1 |
| Chiu Ting Machinery Co., Ltd. | 5 |
1 |
| CITIC Dicastal CO., LTD | 565 |
1 |
| Darex, LLC | 165 |
1 |
| Marquette University | 165 |
1 |
| RSR Technologies, Inc. | 37 |
1 |
| Sanshin Co., Ltd. | 5 |
1 |
| Other owners | 9 |