- All sections
- H - Electricity
- H01B - Cablesconductorsinsulatorsselection of materials for their conductive, insulating or dielectric properties
- H01B 7/28 - Protection against damage caused by external factors, e.g. sheaths or armouring by moisture, corrosion, chemical attack or weather
Patent holdings for IPC class H01B 7/28
Total number of patents in this class: 596
10-year publication summary
|
47
|
52
|
38
|
26
|
26
|
44
|
22
|
24
|
21
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16447 |
66 |
| Sumitomo Wiring Systems, Ltd. | 11278 |
60 |
| AutoNetworks Technologies, Ltd. | 7333 |
56 |
| Dow Global Technologies LLC | 11106 |
19 |
| Kyushu University, National University Corporation | 1741 |
19 |
| Prysmian S.p.A. | 919 |
17 |
| Nexans | 649 |
14 |
| Novinium, LLC | 102 |
13 |
| Schlumberger Technology Corporation | 12016 |
12 |
| Yazaki Corporation | 7196 |
12 |
| LS Cable & System Ltd. | 422 |
10 |
| The Furukawa Electric Co., Ltd. | 3729 |
8 |
| General Cable Technologies Corporation | 375 |
7 |
| Shore Acres Enterprises Inc. | 28 |
7 |
| Jiangsu Favored Nanotechnology Co., LTD | 170 |
6 |
| NKT HV Cables AB | 217 |
6 |
| Halliburton Energy Services, Inc. | 21259 |
5 |
| NV Bekaert SA | 726 |
5 |
| JXTG Nippon Oil & Energy Corporation | 323 |
5 |
| Jiangsu Hengtong Power Cable Co.,Ltd | 20 |
5 |
| Other owners | 244 |