- 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 41/06 - Work supports, e.g. adjustable steadies
Patent holdings for IPC class B24B 41/06
Total number of patents in this class: 929
10-year publication summary
|
50
|
51
|
85
|
86
|
89
|
96
|
110
|
92
|
74
|
58
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 18746 |
46 |
| Disco Corporation | 1866 |
44 |
| Ebara Corporation | 2174 |
43 |
| CITIC Dicastal CO., LTD | 560 |
32 |
| Tokyo Electron Limited | 12762 |
19 |
| Shin-Etsu Handotai Co., Ltd. | 1284 |
18 |
| Wangs Alliance Corp., DBA WAC Lighting | 217 |
17 |
| Erwin Junker Maschinenfabrik GmbH | 40 |
15 |
| Tormek AB | 37 |
14 |
| Towa Corporation | 300 |
13 |
| Tokyo Seimitsu Co., Ltd. | 340 |
12 |
| Velasa Sports, Inc. | 57 |
11 |
| NTN Corporation | 4973 |
10 |
| Essilor International (compagnie Generale D'optique) | 2990 |
10 |
| Corning Incorporated | 10275 |
9 |
| Fives Landis Limited | 43 |
9 |
| Hoya Corporation | 2747 |
7 |
| Bando Kiko Co., Ltd. | 73 |
7 |
| SEIKOH Giken Co., Ltd. | 103 |
7 |
| Sumco Corporation | 1115 |
7 |
| Other owners | 579 |