- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/16 - Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
Patent holdings for IPC class B23B 31/16
Total number of patents in this class: 213
10-year publication summary
|
16
|
15
|
7
|
23
|
22
|
18
|
13
|
9
|
14
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kitagawa Iron Works Co., Ltd. | 61 |
21 |
| Rohm GmbH | 261 |
16 |
| SMW-AUTOBLOK Spannsysteme GmbH | 104 |
10 |
| M.p.c.-system AB | 8 |
7 |
| Illinois Tool Works Inc. | 11862 |
6 |
| Barclays Bank plc, AS Collateral Agent | 177 |
6 |
| Aktiebolaget SKF | 3142 |
5 |
| Howa Machinery, Ltd. | 32 |
4 |
| Black & Decker, Inc. | 2457 |
3 |
| Schaeffler Technologies AG & Co. KG | 11093 |
3 |
| FANUC Corporation | 7297 |
3 |
| Fuji Corporation | 3667 |
3 |
| LIFTRA IP ApS | 93 |
3 |
| Shandong Weida Machinery Co., Ltd. | 24 |
3 |
| SMS Meer GmbH | 59 |
3 |
| Siemens AG | 23996 |
2 |
| Pratt & Whitney Canada Corp. | 5517 |
2 |
| Robert Bosch GmbH | 44254 |
2 |
| Komatsu NTC Ltd. | 120 |
2 |
| Hilti Aktiengesellschaft | 3701 |
2 |
| Other owners | 107 |