- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 13/04 - Arrangements for automatically conveying, chucking or guiding stock for turning machines for turning-machines with a plurality of working-spindles
Patent holdings for IPC class B23B 13/04
Total number of patents in this class: 50
10-year publication summary
|
6
|
3
|
5
|
3
|
6
|
2
|
6
|
2
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| citizen Watch Co., Ltd. | 1076 |
8 |
| Cucchi Giovanni & C. S.r.l. | 34 |
8 |
| citizen Machinery Co., Ltd. | 195 |
7 |
| Murata Machinery, Ltd. | 1498 |
5 |
| Star Micronics Co., Ltd. | 279 |
4 |
| Gildemeister Italiana S.p.A. | 21 |
3 |
| Brinkman Products, Inc. | 29 |
2 |
| ENSINGER GmbH | 118 |
2 |
| Index-Werke GmbH & Co. KG Hahn & Tessky | 79 |
2 |
| citizen Machinery Miyano Co., Ltd. | 27 |
1 |
| DMG MORI Co., Ltd. | 865 |
1 |
| ETA SA Manufacture Horlogere Suisse | 682 |
1 |
| Fuji Corporation | 3358 |
1 |
| Logan Clutch Corporation | 33 |
1 |
| MAG Europe GmbH | 3 |
1 |
| Nakamura-Tome Precision Industry Co., Ltd. | 29 |
1 |
| GILDEMEISTER Italiana S.r.l. | 8 |
1 |
| Longkou Tiangong Machinery Parts Co., LTD | 1 |
1 |
| Other owners | 0 |