- 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 47/12 - Drives or gearings for grinding machines or devicesEquipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Patent holdings for IPC class B24B 47/12
Total number of patents in this class: 335
10-year publication summary
|
10
|
16
|
34
|
52
|
35
|
29
|
36
|
57
|
41
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Makita Corporation | 2474 |
31 |
| Black & Decker, Inc. | 2402 |
18 |
| Applied Materials, Inc. | 19119 |
17 |
| Nanjing Chervon Industry Co., Ltd. | 1120 |
13 |
| Lake Country Tool, LLC | 26 |
13 |
| Milwaukee Electric Tool Corporation | 4542 |
12 |
| CITIC Dicastal CO., LTD | 562 |
10 |
| Husqvarna AB | 2948 |
9 |
| Festool GmbH | 387 |
8 |
| Koki Holdings Co.,Ltd | 897 |
8 |
| Robert Bosch GmbH | 42984 |
6 |
| C. & E. FEIN GmbH | 189 |
6 |
| X'pole Precision Tools Inc. | 56 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45023 |
5 |
| Illinois Tool Works Inc. | 11522 |
4 |
| NSK Ltd. | 2807 |
4 |
| Hilti Aktiengesellschaft | 3522 |
4 |
| Flex-Elektrowerkzeuge GmbH | 55 |
4 |
| Multiquip, Inc. | 72 |
4 |
| SEIKOH Giken Co., Ltd. | 104 |
4 |
| Other owners | 149 |