- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/12 - Chucks with simultaneously-acting jaws, whether or not also individually adjustable
Patent holdings for IPC class B23B 31/12
Total number of patents in this class: 257
10-year publication summary
|
25
|
21
|
12
|
25
|
27
|
18
|
8
|
8
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apex Brands, Inc. | 791 |
17 |
| Jacobs Chuck Manufacturing (Suzhou) Co., Ltd. | 27 |
17 |
| Milwaukee Electric Tool Corporation | 5066 |
15 |
| Robert Bosch GmbH | 44363 |
13 |
| Barclays Bank plc, AS Collateral Agent | 176 |
13 |
| Zhejiang Sanou Machinery Co. Ltd. | 21 |
12 |
| Rohm GmbH | 261 |
10 |
| Roehm GmbH | 75 |
9 |
| Black & Decker, Inc. | 2478 |
7 |
| Shandong Weida Machinery Co., Ltd. | 22 |
7 |
| Max Co., Ltd. | 868 |
5 |
| Stryker Corporation | 5744 |
4 |
| Weihai Dawang Hardware Products Limited | 7 |
4 |
| Depuy Synthes Products, LLC | 2777 |
3 |
| Llambrich Precision, S.L. | 12 |
3 |
| Positec Power Tools (Suzhou) Co., Ltd. | 768 |
3 |
| Premiere, Inc. | 16 |
3 |
| SMS Meer GmbH | 59 |
3 |
| Yukiwa Seiko Kabushiki Kaisha | 5 |
3 |
| GM Global Technology Operations LLC | 16237 |
2 |
| Other owners | 104 |