- 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: 333
10-year publication summary
|
10
|
16
|
34
|
52
|
35
|
29
|
36
|
57
|
41
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Makita Corporation | 2453 |
30 |
| Black & Decker, Inc. | 2410 |
18 |
| Applied Materials, Inc. | 18746 |
17 |
| Nanjing Chervon Industry Co., Ltd. | 1077 |
13 |
| Lake Country Tool, LLC | 26 |
13 |
| Milwaukee Electric Tool Corporation | 4417 |
12 |
| CITIC Dicastal CO., LTD | 560 |
10 |
| Husqvarna AB | 2914 |
9 |
| Festool GmbH | 376 |
8 |
| Koki Holdings Co.,Ltd | 895 |
8 |
| Robert Bosch GmbH | 42705 |
6 |
| C. & E. FEIN GmbH | 189 |
6 |
| X'pole Precision Tools Inc. | 56 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42945 |
5 |
| Illinois Tool Works Inc. | 11478 |
4 |
| NSK Ltd. | 2784 |
4 |
| Hilti Aktiengesellschaft | 3498 |
4 |
| Flex-Elektrowerkzeuge GmbH | 55 |
4 |
| Multiquip, Inc. | 74 |
4 |
| SEIKOH Giken Co., Ltd. | 103 |
4 |
| Other owners | 148 |