- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 3/56 - Heating cables
Patent holdings for IPC class H05B 3/56
Total number of patents in this class: 431
10-year publication summary
|
52
|
46
|
35
|
40
|
26
|
31
|
39
|
37
|
28
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chemelex Europe GmbH | 82 |
26 |
| nVent Services GmbH | 82 |
13 |
| Kurabe Industrial Co., Ltd. | 53 |
11 |
| LG Electronics Inc. | 75818 |
8 |
| NV Bekaert SA | 725 |
8 |
| Shell Internationale Research Maatschappij B.V. | 3398 |
7 |
| Altria Client Services LLC | 2436 |
7 |
| Heat Trace Limited | 12 |
7 |
| Progress Profiles SpA | 94 |
7 |
| VOSS Automotive GmbH | 222 |
7 |
| Rosemount Aerospace Inc. | 780 |
5 |
| Totoku Electric Co., Ltd. | 44 |
5 |
| Watlow Electric Manufacturing Company | 578 |
5 |
| Chromalox, Inc. | 57 |
4 |
| Van Straten Enterprises, Inc. | 20 |
4 |
| Shell USA, Inc. | 1321 |
4 |
| Honeywell International Inc. | 12772 |
3 |
| Toyoda Gosei Co., Ltd. | 1857 |
3 |
| Battelle Memorial Institute | 2601 |
3 |
| Bacab S.A. | 4 |
3 |
| Other owners | 291 |