- 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 55/04 - Protective covers for the grinding wheel
Patent holdings for IPC class B24B 55/04
Total number of patents in this class: 88
10-year publication summary
|
8
|
3
|
9
|
6
|
8
|
7
|
4
|
6
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Black & Decker, Inc. | 2397 |
6 |
| Robert Bosch GmbH | 42272 |
5 |
| Illinois Tool Works Inc. | 11387 |
4 |
| Komatsu NTC Ltd. | 119 |
4 |
| Hilti Aktiengesellschaft | 3423 |
4 |
| Disco Corporation | 1842 |
4 |
| Shenzhen King Team Precision Technology Co., Ltd | 14 |
3 |
| Applied Materials, Inc. | 18269 |
2 |
| Corning Incorporated | 10159 |
2 |
| Schaeffler Technologies AG & Co. KG | 9650 |
2 |
| Makita Corporation | 2451 |
2 |
| Ebara Corporation | 2121 |
2 |
| Germans Boada, S.A. | 125 |
2 |
| JPW Industries Inc. | 145 |
2 |
| Pilkington Group Limited | 773 |
2 |
| Wheelabrator Group GmbH | 16 |
2 |
| General Electric Company | 17073 |
1 |
| 3m Innovative Properties Company | 17866 |
1 |
| Honeywell International Inc. | 13604 |
1 |
| Twitter, Inc. | 1125 |
1 |
| Other owners | 36 |