- All sections
- B - Performing operations; transporting
- B23B - Turning; boring
- B23B 5/20 - Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning crankshafts, eccentrics, or cams, e.g. crankpin lathes without removing same from the engine
Patent holdings for IPC class B23B 5/20
Total number of patents in this class: 11
10-year publication summary
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0
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0
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1
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0
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0
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0
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0
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tungaloy Corporation | 481 |
3 |
| Sumitomo Electric Hardmetal Corp. | 969 |
1 |
| Kyocera Corporation | 12735 |
1 |
| Toray Plastics (America), Inc. | 196 |
1 |
| Kennametal Inc. | 1380 |
1 |
| Cole Carbide Industries, Inc. | 3 |
1 |
| Iscar, Ltd. | 1084 |
1 |
| SECO Tools AB | 456 |
1 |
| Valenite, LLC | 8 |
1 |
| Other owners | 0 |