- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/10 - Chucks characterised by the retaining or gripping devices or their immediate operating means
Patent holdings for IPC class B23B 31/10
Total number of patents in this class: 196
10-year publication summary
|
14
|
20
|
12
|
20
|
12
|
19
|
5
|
11
|
7
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Black & Decker, Inc. | 2404 |
25 |
| Robert Bosch GmbH | 42450 |
16 |
| Milwaukee Electric Tool Corporation | 4295 |
12 |
| C. & E. FEIN GmbH | 189 |
10 |
| Franz Haimer Maschinenbau KG | 142 |
10 |
| Makita Corporation | 2461 |
8 |
| Kennametal Inc. | 1393 |
7 |
| Zhejiang Sanou Machinery Co. Ltd. | 21 |
6 |
| LIFTRA IP ApS | 70 |
3 |
| Schenck RoTec GmbH | 150 |
3 |
| Weihai Dawang Hardware Products Limited | 8 |
3 |
| Robert Bosch Tool Corporation | 332 |
2 |
| citizen Machinery Co., Ltd. | 193 |
2 |
| citizen Watch Co., Ltd. | 1072 |
2 |
| Dcseng Co., Ltd. | 23 |
2 |
| Hardinge, Inc. | 39 |
2 |
| Kitagawa Iron Works Co., Ltd. | 58 |
2 |
| Korea Institute of Machinery & Materials | 738 |
2 |
| Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG | 153 |
2 |
| Rohm GmbH | 259 |
2 |
| Other owners | 75 |