- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 3/54 - Heating elements having the shape of rods or tubes flexible
Patent holdings for IPC class H05B 3/54
Total number of patents in this class: 118
10-year publication summary
|
13
|
7
|
8
|
10
|
26
|
11
|
10
|
7
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 2521 |
17 |
| Watlow Electric Manufacturing Company | 577 |
7 |
| JT International S.A. | 2629 |
5 |
| Fisher & Paykel Healthcare Limited | 2395 |
4 |
| Tutco LLC | 45 |
3 |
| LMPG Inc. | 223 |
3 |
| Philip Morris Products S.A. | 7465 |
2 |
| Hewlett-Packard Development Company, L.P. | 26130 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4038 |
2 |
| Tsinghua University | 5784 |
2 |
| Purdue Research Foundation | 3538 |
2 |
| Shenzhen First Union Technology Co., Ltd. | 787 |
2 |
| Smart Packaging Solutions | 51 |
2 |
| PITCHCABLE Co., Ltd. | 2 |
2 |
| TPS IP, LLC | 12 |
2 |
| AEF Ice Systems Inc. | 7 |
2 |
| Tanweng (Beijing) Technology Co., Ltd. | 2 |
2 |
| Samsung Electronics Co., Ltd. | 142124 |
1 |
| Illinois Tool Works Inc. | 11381 |
1 |
| Robert Bosch GmbH | 42170 |
1 |
| Other owners | 54 |