- 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: 911
10-year publication summary
|
52
|
52
|
89
|
86
|
91
|
98
|
111
|
93
|
75
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 18383 |
46 |
| Disco Corporation | 1848 |
44 |
| Ebara Corporation | 2139 |
43 |
| CITIC Dicastal CO., LTD | 558 |
32 |
| Tokyo Electron Limited | 12511 |
18 |
| Shin-Etsu Handotai Co., Ltd. | 1287 |
18 |
| Wangs Alliance Corp., DBA WAC Lighting | 202 |
17 |
| Erwin Junker Maschinenfabrik GmbH | 40 |
15 |
| Tormek AB | 37 |
14 |
| Towa Corporation | 292 |
13 |
| Tokyo Seimitsu Co., Ltd. | 332 |
12 |
| Velasa Sports, Inc. | 59 |
11 |
| NTN Corporation | 4977 |
10 |
| Corning Incorporated | 10232 |
9 |
| Essilor International (compagnie Generale D'optique) | 2975 |
9 |
| Fives Landis Limited | 42 |
8 |
| Hoya Corporation | 2733 |
7 |
| Bando Kiko Co., Ltd. | 73 |
7 |
| SEIKOH Giken Co., Ltd. | 100 |
7 |
| Sumco Corporation | 1126 |
7 |
| Other owners | 564 |