- 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 37/34 - Accessories
Patent holdings for IPC class B24B 37/34
Total number of patents in this class: 418
10-year publication summary
|
33
|
39
|
30
|
41
|
35
|
37
|
40
|
23
|
48
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 19887 |
93 |
| Ebara Corporation | 2266 |
81 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46952 |
24 |
| Samsung Electronics Co., Ltd. | 152716 |
19 |
| Hangzhou Sizone Electronic Technology Inc. | 79 |
15 |
| Shin-Etsu Handotai Co., Ltd. | 1298 |
14 |
| Disco Corporation | 1919 |
11 |
| Entegris, Inc. | 1960 |
9 |
| Fujikoshi Machinery Corp. | 55 |
7 |
| Sumco Corporation | 1113 |
7 |
| SK Siltron Co., Ltd. | 167 |
7 |
| K.C. Tech Co., Ltd. | 92 |
6 |
| Changxin Memory Technologies, Inc. | 4923 |
6 |
| Tokyo Electron Limited | 13463 |
5 |
| Illinois Tool Works Inc. | 11712 |
4 |
| Konica Minolta, Inc. | 8999 |
3 |
| Lam Research Corporation | 5494 |
3 |
| Axus Technology, LLC | 36 |
3 |
| Siltronic AG | 427 |
3 |
| Guangzhou Yonghexiang Automation Equipment Technology Co., Ltd. | 43 |
3 |
| Other owners | 95 |