- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 39/22 - Drilling machines with a plurality of working-spindlesDrilling automatons with working-spindles in opposite headstocks
Patent holdings for IPC class B23B 39/22
Total number of patents in this class: 21
10-year publication summary
|
3
|
3
|
6
|
0
|
4
|
2
|
0
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Haru Technique Laboratory Inc. | 11 |
5 |
| CITIC Dicastal CO., LTD | 568 |
3 |
| The Boeing Company | 20193 |
2 |
| Honda Motor Co., Ltd. | 26309 |
1 |
| Espanola de Plataformas Marinas, S.L. | 9 |
1 |
| FOR.EL. S.p.A. | 57 |
1 |
| Superior Industries International, Inc. | 47 |
1 |
| Whitehot Solutions Pty Ltd | 1 |
1 |
| Maus Italia SpA | 12 |
1 |
| Pen, LLC | 23 |
1 |
| Nantong Yongda Pipe Industry Co., Ltd | 2 |
1 |
| Nantong Yuanda Precision Machinery Co., Ltd. | 4 |
1 |
| Chongqing Vocational Institute of Engineering | 3 |
1 |
| Warrior Energy Services, LLC | 4 |
1 |
| Other owners | 0 |