- All sections
- B - Performing operationstransporting
- B24B - Machines, devices, or processes for grinding or polishingdressing or conditioning of abrading surfacesfeeding of grinding, polishing, or lapping agents
- B24B 15/03 - Machines or devices designed for grinding seat surfacesAccessories therefor in valve housings using portable or mobile machines
Patent holdings for IPC class B24B 15/03
Total number of patents in this class: 10
10-year publication summary
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0
|
2
|
1
|
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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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Power, Ltd. | 1774 |
3 |
| Siemens AG | 24437 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8764 |
1 |
| Areva NP GmbH | 64 |
1 |
| Bray International, Inc. | 137 |
1 |
| Saudi Arabian Oil Company | 13263 |
1 |
| Industrial Valve Services Pte Ltd. | 1 |
1 |
| Other owners | 0 |