- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 1/0233 - Composite material having a noble metal as the basic material and containing carbides
Patent holdings for IPC class H01H 1/0233
Total number of patents in this class: 18
10-year publication summary
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0
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3
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1
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3
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1
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1
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1
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0
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2
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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 Electric Corporation | 47449 |
3 |
| ABB Schweiz AG | 7353 |
3 |
| Alstom Technology Ltd | 1072 |
2 |
| Eaton Intelligent Power Limited | 6132 |
2 |
| Siemens AG | 24329 |
1 |
| Eaton Corporation | 1811 |
1 |
| Toshiba Corporation | 12608 |
1 |
| Omron Corporation | 7336 |
1 |
| ABB S.p.A. | 440 |
1 |
| Schneider Electric Industries SAS | 1548 |
1 |
| Umicore | 710 |
1 |
| Zhejiang Fudar Alloy Materials Technology Co., Ltd. | 2 |
1 |
| Other owners | 0 |