- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit 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: 109
10-year publication summary
|
6
|
13
|
7
|
8
|
10
|
26
|
10
|
8
|
7
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KT & G Corporation | 1876 |
16 |
| Watlow Electric Manufacturing Company | 569 |
7 |
| JT International S.A. | 2449 |
4 |
| Fisher & Paykel Healthcare Limited | 2218 |
3 |
| LMPG Inc. | 209 |
3 |
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
2 |
| Tsinghua University | 5426 |
2 |
| Purdue Research Foundation | 3277 |
2 |
| GENTHERM GmbH | 249 |
2 |
| Nippon Mektron, Ltd. | 201 |
2 |
| Shenzhen First Union Technology Co., Ltd. | 611 |
2 |
| Smart Packaging Solutions | 42 |
2 |
| Tutco LLC | 44 |
2 |
| PITCHCABLE Co., Ltd. | 2 |
2 |
| AEF Ice Systems Inc. | 10 |
2 |
| Magnetude Sport Inc. | 2 |
2 |
| Tanweng (Beijing) Technology Co., Ltd. | 2 |
2 |
| Illinois Tool Works Inc. | 11152 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| Other owners | 48 |