- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 31/11 - Retention by threaded connection
Patent holdings for IPC class B23B 31/11
Total number of patents in this class: 136
10-year publication summary
|
9
|
16
|
8
|
10
|
9
|
8
|
11
|
9
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Iscar, Ltd. | 1121 |
26 |
| Franz Haimer Maschinenbau KG | 142 |
21 |
| Kennametal Inc. | 1389 |
11 |
| Hilti Aktiengesellschaft | 3423 |
6 |
| Ceratizit Austria Gesellschaft mbH | 119 |
4 |
| Mueller International, LLC | 711 |
4 |
| Hartmetall-Werkzeugfabrik Paul Horn GmbH | 157 |
3 |
| Husqvarna AB | 2890 |
3 |
| Johne & Co. Prazisionswerkzeuge GmbH | 4 |
3 |
| Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG | 154 |
3 |
| Sandvik Intellectual Property AB | 1506 |
3 |
| D'Andrea S.p.A. | 5 |
2 |
| J.R. Automation Technologies, L.L.C. | 39 |
2 |
| Mitsubishi Materials Corporation | 2416 |
2 |
| OSG Corporation | 355 |
2 |
| SECO Tools AB | 461 |
2 |
| Weihai Dawang Hardware Products Limited | 8 |
2 |
| Greenlee Tools, Inc. | 205 |
2 |
| Robert Bosch GmbH | 42272 |
1 |
| Tokyo Electron Limited | 12397 |
1 |
| Other owners | 33 |