- All sections
- H - Electricity
- H01B - Cablesconductorsinsulatorsselection of materials for their conductive, insulating or dielectric properties
- H01B 7/288 - Preventing penetration of fluid into conductor or cable by completely or partially filling interstices in the cable using hygroscopic material or material swelling in the presence of liquid
Patent holdings for IPC class H01B 7/288
Total number of patents in this class: 41
10-year publication summary
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3
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1
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2
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3
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3
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1
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2
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1
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7
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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
|
|---|---|---|
| NKT HV Cables AB | 178 |
6 |
| Nexans | 619 |
4 |
| Prysmian S.p.A. | 887 |
4 |
| Carl Freudenberg KG | 1372 |
3 |
| Sumitomo Seika Chemicals Co., Ltd. | 1044 |
3 |
| DelStar Technologies Inc. | 115 |
2 |
| Huber+Suhner AG | 233 |
2 |
| Pratt & Whitney Canada Corp. | 4804 |
1 |
| British Telecommunications Public Limited Company | 2626 |
1 |
| Evonik Industries AG | 224 |
1 |
| Robert Bosch GmbH | 42742 |
1 |
| Fujikura Ltd. | 2941 |
1 |
| Garntec GmbH | 1 |
1 |
| Gnosys Global Ltd | 7 |
1 |
| Jiangsu Zhongtian Technology Co., Ltd. | 148 |
1 |
| PPC Broadband, Inc. | 1084 |
1 |
| Teijin Aramid B.V. | 169 |
1 |
| Zhongtian Technology Submarine Cable Co., Ltd. | 49 |
1 |
| NKT HV Cables GmbH | 22 |
1 |
| SWM Luxembourg | 85 |
1 |
| Other owners | 4 |