- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 41/04 - Boring or drilling machines or devices specially adapted for particular workAccessories specially adapted therefor for boring polygonal or other non-circular holes
Patent holdings for IPC class B23B 41/04
Total number of patents in this class: 20
10-year publication summary
|
3
|
2
|
1
|
3
|
2
|
0
|
0
|
0
|
0
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 26702 |
4 |
| ENSHU Limited | 22 |
3 |
| MAHLE International GmbH | 2934 |
3 |
| Kanzaki Kokyukoki Mfg. Co., Ltd. | 191 |
2 |
| Yasunaga Corporation | 48 |
2 |
| Schaeffler Technologies AG & Co. KG | 11272 |
1 |
| Fill Gesellschaft m.b.H. | 149 |
1 |
| SECO Tools AB | 448 |
1 |
| Technische Universitat Hamburg-harburg | 41 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12282 |
1 |
| Tutatek Oy | 1 |
1 |
| Other owners | 0 |