- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 3/10 - Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
Patent holdings for IPC class H05B 3/10
Total number of patents in this class: 601
10-year publication summary
|
23
|
31
|
44
|
54
|
49
|
63
|
64
|
43
|
37
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 12735 |
32 |
| NGK Insulators, Ltd. | 4589 |
31 |
| Altria Client Services LLC | 1866 |
23 |
| Lintec Corporation | 1915 |
17 |
| Kurabe Industrial Co., Ltd. | 52 |
15 |
| Denso Corporation | 23338 |
14 |
| NGK Spark Plug Co., Ltd. | 935 |
12 |
| KT & G Corporation | 1876 |
12 |
| Canon Inc. | 36841 |
11 |
| LG Electronics Inc. | 69257 |
9 |
| FUJIFILM Corporation | 27102 |
9 |
| Dai Nippon Printing Co., Ltd. | 3891 |
8 |
| NHK Spring Co., Ltd. | 1657 |
8 |
| Lexmark International, Inc. | 1793 |
7 |
| Misuzu Industry Co., Ltd. | 10 |
7 |
| Datec Coating Corporation | 13 |
6 |
| Encompass Group, LLC | 102 |
5 |
| Pnu Eco-energy Co., Ltd. | 11 |
5 |
| Niterra Co., Ltd. | 1122 |
5 |
| Tokyo Electron Limited | 11599 |
4 |
| Other owners | 361 |