- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit 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: 2310
10-year publication summary
|
242
|
212
|
176
|
207
|
191
|
180
|
161
|
185
|
186
|
102
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 20375 |
107 |
| Watlow Electric Manufacturing Company | 577 |
65 |
| Altria Client Services LLC | 2435 |
55 |
| Screen Holdings Co., Ltd. | 3158 |
42 |
| Denso Corporation | 25534 |
41 |
| RAI Strategic Holdings, Inc. | 1217 |
38 |
| Canon Inc. | 43817 |
37 |
| Philip Morris Products S.A. | 8181 |
29 |
| NGK Insulators, Ltd. | 5236 |
26 |
| Tokyo Electron Limited | 13807 |
21 |
| LG Electronics Inc. | 75694 |
19 |
| Fontem Ventures B.V. | 300 |
19 |
| KT & G Corporation | 3123 |
19 |
| Shenzhen First Union Technology Co., Ltd. | 994 |
19 |
| Philip Morris USA Inc. | 654 |
18 |
| BYD Company Limited | 6476 |
18 |
| Nicoventures Trading Limited | 4706 |
18 |
| Samsung Electronics Co., Ltd. | 157719 |
16 |
| Japan Tobacco Inc. | 3548 |
15 |
| Valeo Systemes Thermiques | 2825 |
15 |
| Other owners | 1673 |