- 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 49/18 - Measuring or gauging equipment for controlling the feed movement of the grinding tool or workArrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the presence of dressing tools
Patent holdings for IPC class B24B 49/18
Total number of patents in this class: 120
10-year publication summary
|
6
|
11
|
9
|
10
|
4
|
8
|
12
|
9
|
13
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ebara Corporation | 2253 |
19 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46661 |
13 |
| Saint-Gobain Abrasifs | 638 |
6 |
| Saint-Gobain Abrasives, Inc. | 872 |
6 |
| Tokyo Seimitsu Co., Ltd. | 382 |
5 |
| Samsung Electronics Co., Ltd. | 151726 |
4 |
| Applied Materials, Inc. | 19717 |
4 |
| Disco Corporation | 1916 |
4 |
| Illinois Tool Works Inc. | 11662 |
3 |
| Klingelnberg AG | 83 |
3 |
| GrayMatter Robotics Inc., AKA GrayMatter Robotics | 55 |
3 |
| Tokyo Electron Limited | 13410 |
2 |
| Rolls-Royce PLC | 3173 |
2 |
| Mitsubishi Heavy Industries Machine Tool Co., Ltd. | 140 |
2 |
| Sumco Corporation | 1113 |
2 |
| WAFIOS Aktiengesellschaft | 101 |
2 |
| HOMAG Bohrsysteme GmbH | 41 |
2 |
| Pratt & Whitney Canada Corp. | 5077 |
1 |
| Kimberly-clark Worldwide, Inc. | 5314 |
1 |
| Robert Bosch GmbH | 43321 |
1 |
| Other owners | 35 |