- 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 55/02 - Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
Patent holdings for IPC class B24B 55/02
Total number of patents in this class: 337
10-year publication summary
|
31
|
37
|
39
|
25
|
25
|
30
|
31
|
11
|
25
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ebara Corporation | 2344 |
16 |
| Disco Corporation | 1957 |
15 |
| Applied Materials, Inc. | 20467 |
14 |
| Shin-Etsu Handotai Co., Ltd. | 1307 |
9 |
| Ancora S.p.A. | 26 |
9 |
| Qingdao Technological University | 33 |
6 |
| Samsung Electronics Co., Ltd. | 158442 |
5 |
| Husqvarna AB | 3035 |
5 |
| Saint-Gobain Abrasives, Inc. | 862 |
5 |
| 3m Innovative Properties Company | 17458 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48560 |
4 |
| Tokyo Electron Limited | 13871 |
4 |
| ANDREAS STIHL AG & Co. KG | 855 |
4 |
| Nippon Electric Glass Co., Ltd. | 2558 |
4 |
| Saint-Gobain Abrasifs | 618 |
4 |
| Towa Corporation | 329 |
4 |
| X'pole Precision Tools Inc. | 59 |
4 |
| Qingdao University of Technology | 645 |
4 |
| Pratt & Whitney Canada Corp. | 5517 |
3 |
| Schaeffler Technologies AG & Co. KG | 11093 |
3 |
| Other owners | 211 |