- 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: 357
10-year publication summary
|
16
|
35
|
52
|
35
|
29
|
36
|
59
|
41
|
24
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Makita Corporation | 2580 |
33 |
| Black & Decker, Inc. | 2464 |
19 |
| Applied Materials, Inc. | 20552 |
17 |
| Nanjing Chervon Industry Co., Ltd. | 1295 |
16 |
| Lake Country Tool, LLC | 28 |
14 |
| Milwaukee Electric Tool Corporation | 5026 |
12 |
| CITIC Dicastal CO., LTD | 568 |
10 |
| Husqvarna AB | 3038 |
9 |
| Koki Holdings Co.,Ltd | 905 |
9 |
| Robert Bosch GmbH | 44291 |
8 |
| Festool GmbH | 413 |
8 |
| C. & E. FEIN GmbH | 193 |
6 |
| X'pole Precision Tools Inc. | 59 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48760 |
5 |
| Hilti Aktiengesellschaft | 3710 |
5 |
| Illinois Tool Works Inc. | 11867 |
4 |
| NSK Ltd. | 2843 |
4 |
| Flex-Elektrowerkzeuge GmbH | 56 |
4 |
| Multiquip, Inc. | 72 |
4 |
| SEIKOH Giken Co., Ltd. | 106 |
4 |
| Other owners | 160 |