- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 5/38 - Turning-machines or devices specially adapted for particular workAccessories specially adapted therefor for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes for turning conical surfaces inside or outside, e.g. taper pins
Patent holdings for IPC class B23B 5/38
Total number of patents in this class: 14
10-year publication summary
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4
|
1
|
2
|
1
|
0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15848 |
3 |
| Sumitomo Electric Hardmetal Corp. | 1056 |
3 |
| Sumitomo Electric Tool Net, Inc. | 13 |
3 |
| Matsuura Machinery Corporation | 112 |
2 |
| Murata Machinery, Ltd. | 1532 |
2 |
| Musashi Seimitsu Industry Co., Ltd. | 191 |
1 |
| Other owners | 0 |