- All sections
- B - Performing operationstransporting
- B23F - Making gears or toothed racks
- B23F 13/00 - Making worms by methods essentially requiring the use of machines of the gear-cutting type
Patent holdings for IPC class B23F 13/00
Total number of patents in this class: 4
10-year publication summary
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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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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
|
|---|---|---|
| Mitsubishi Heavy Industries Machine Tool Co., Ltd. | 139 |
2 |
| Liebherr-Verzahntechnik GmbH | 75 |
1 |
| Hexagon Innovation Hub GmbH | 461 |
1 |
| Other owners | 0 |