- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/19 - Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving parallel to the axis of the chuck
Patent holdings for IPC class B23B 31/19
Total number of patents in this class: 49
10-year publication summary
|
8
|
5
|
7
|
2
|
6
|
3
|
3
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Black & Decker, Inc. | 2417 |
15 |
| Robert Bosch GmbH | 43321 |
4 |
| Makita Corporation | 2500 |
4 |
| Milwaukee Electric Tool Corporation | 4708 |
4 |
| Robert Bosch Tool Corporation | 337 |
3 |
| citizen Machinery Co., Ltd. | 199 |
2 |
| citizen Watch Co., Ltd. | 1080 |
2 |
| Fuji Corporation | 3505 |
2 |
| Depuy Synthes Products, LLC | 2776 |
1 |
| C. & E. FEIN GmbH | 190 |
1 |
| Leifeld Metal Spinning GmbH | 10 |
1 |
| Medos International SARL | 797 |
1 |
| Nippon Thompson Co., Ltd. | 223 |
1 |
| SMC Corporation | 1371 |
1 |
| e & Q One-touch | 4 |
1 |
| Zhejiang Jinmei Electric Tools Co., Ltd. | 6 |
1 |
| Kyocera Industrial Tools Corporation | 20 |
1 |
| Seco-e.p.b.(societe Par Actions Simplifiee) | 2 |
1 |
| Maus S.p.A. | 3 |
1 |
| SACCARDO GCF S.r.l. | 3 |
1 |
| Other owners | 1 |