- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/171 - Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially actuated by a cam surface in a radial plane
Patent holdings for IPC class B23B 31/171
Total number of patents in this class: 24
10-year publication summary
|
0
|
6
|
3
|
0
|
1
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1
|
1
|
1
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hilti Aktiengesellschaft | 3540 |
3 |
| GM Global Technology Operations LLC | 15401 |
2 |
| Rohm GmbH | 265 |
2 |
| ToolTech, LLC | 16 |
2 |
| CITIC Dicastal CO., LTD | 563 |
1 |
| Closure Systems International Inc. | 176 |
1 |
| Hiwin Technologies Corp. | 330 |
1 |
| Kitagawa Iron Works Co., Ltd. | 59 |
1 |
| McCoy Global Inc. | 47 |
1 |
| Murata Machinery, Ltd. | 1529 |
1 |
| SMW-AUTOBLOK Spannsysteme GmbH | 102 |
1 |
| Societa' per Azioni Curti- Costruzioni Meccaniche | 11 |
1 |
| TRUMPF Werkzeugmaschinen GmbH + Co. KG | 539 |
1 |
| Humanchine Company | 2 |
1 |
| Kyocera Industrial Tools Corporation | 20 |
1 |
| Insty-bit, Inc. | 1 |
1 |
| SMW Autoblok Corporation | 1 |
1 |
| NinjaWerk GmbH | 4 |
1 |
| Nissin Fulfil Co., Ltd. | 6 |
1 |
| Other owners | 0 |