- 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 41/04 - HeadstocksWorking-spindlesFeatures relating thereto
Patent holdings for IPC class B24B 41/04
Total number of patents in this class: 266
10-year publication summary
|
11
|
21
|
21
|
25
|
26
|
37
|
22
|
26
|
14
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lake Country Tool, LLC | 28 |
10 |
| Disco Corporation | 1957 |
9 |
| Robert Bosch GmbH | 44254 |
6 |
| NSK Ltd. | 2840 |
6 |
| Reishauer AG | 104 |
6 |
| Satisloh AG | 118 |
6 |
| Dalian University of Technology | 1600 |
5 |
| NTN Corporation | 4925 |
4 |
| Balance Systems S.r.l. | 16 |
4 |
| C.m.e. Blasting & Mining Equipment Ltd. | 21 |
4 |
| Festool GmbH | 413 |
4 |
| Nanjing Chervon Industry Co., Ltd. | 1290 |
4 |
| Mirka Ltd | 186 |
4 |
| Guangzhou Haozhi Industrial Co., Ltd | 44 |
4 |
| Keda Industrial Group Co., Ltd. | 61 |
4 |
| Illinois Tool Works Inc. | 11862 |
3 |
| Black & Decker, Inc. | 2457 |
3 |
| Erwin Junker Maschinenfabrik GmbH | 40 |
3 |
| Marposs, S.p.A. | 139 |
3 |
| HH Patent A/S | 8 |
3 |
| Other owners | 171 |