- 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 27/06 - Grinders for cutting-off
Patent holdings for IPC class B24B 27/06
Total number of patents in this class: 478
10-year publication summary
|
32
|
34
|
30
|
35
|
25
|
26
|
25
|
23
|
13
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Handotai Co., Ltd. | 1306 |
66 |
| Towa Corporation | 329 |
33 |
| Sumco Corporation | 1109 |
18 |
| Komatsu NTC Ltd. | 120 |
15 |
| Disco Corporation | 1956 |
15 |
| Tokyo Seimitsu Co., Ltd. | 403 |
13 |
| Illinois Tool Works Inc. | 11866 |
11 |
| Saint-Gobain Abrasifs | 618 |
11 |
| Saint-Gobain Abrasives, Inc. | 863 |
11 |
| Biam Alloys Co., Ltd. | 8 |
8 |
| Jiuma Automatic Machinery (Shanghai) Co., Ltd. | 8 |
8 |
| Sumitomo Electric Industries, Ltd. | 16355 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
7 |
| Makita Corporation | 2571 |
6 |
| TKX Corporation | 14 |
6 |
| Toyo Advanced Technologies Co., Ltd. | 21 |
6 |
| Siltronic AG | 434 |
5 |
| Sharp Kabushiki Kaisha | 18523 |
5 |
| Drychemicals Co., Ltd. | 13 |
5 |
| Idemitsu Kosan Co., Ltd. | 4241 |
4 |
| Other owners | 218 |