- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 3/00 - Ohmic-resistance heating
Patent holdings for IPC class H05B 3/00
Total number of patents in this class: 2010
10-year publication summary
175
|
276
|
240
|
212
|
175
|
208
|
188
|
174
|
146
|
50
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Applied Materials, Inc. | 16587 |
88 |
Watlow Electric Manufacturing Company | 569 |
55 |
Altria Client Services LLC | 1866 |
46 |
Denso Corporation | 23338 |
39 |
Screen Holdings Co., Ltd. | 2431 |
36 |
Canon Inc. | 36841 |
31 |
RAI Strategic Holdings, Inc. | 1026 |
30 |
Philip Morris Products S.A. | 6751 |
26 |
NGK Insulators, Ltd. | 4589 |
24 |
Fontem Ventures B.V. | 312 |
19 |
Heraeus Noblelight GmbH | 233 |
19 |
LG Electronics Inc. | 69257 |
18 |
Tokyo Electron Limited | 11599 |
17 |
BYD Company Limited | 3700 |
17 |
Japan Tobacco Inc. | 3225 |
15 |
Shenzhen First Union Technology Co., Ltd. | 611 |
15 |
Philip Morris USA Inc. | 744 |
14 |
Valeo Systemes Thermiques | 2471 |
13 |
Hewlett-Packard Development Company, L.P. | 28538 |
12 |
Neturen Co., Ltd. | 193 |
12 |
Other owners | 1464 |