- 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
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 2543 |
18 |
| Watlow Electric Manufacturing Company | 576 |
7 |
| JT International S.A. | 2648 |
5 |
| Fisher & Paykel Healthcare Limited | 2434 |
4 |
| Tutco LLC | 44 |
3 |
| LMPG Inc. | 221 |
3 |
| Philip Morris Products S.A. | 7480 |
2 |
| Hewlett-Packard Development Company, L.P. | 26001 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4032 |
2 |
| Tsinghua University | 5811 |
2 |
| Purdue Research Foundation | 3556 |
2 |
| Shenzhen First Union Technology Co., Ltd. | 798 |
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. | 143021 |
1 |
| Illinois Tool Works Inc. | 11363 |
1 |
| Robert Bosch GmbH | 42296 |
1 |
| Other owners | 53 |