- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 3/32 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulators on a metallic frame
Patent holdings for IPC class H05B 3/32
Total number of patents in this class: 28
10-year publication summary
|
3
|
0
|
0
|
9
|
2
|
3
|
2
|
4
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tutco LLC | 44 |
5 |
| Astra Capital Incorporated | 68 |
2 |
| Eberspacher catem GmbH & Co. KG | 92 |
2 |
| Robert Bosch GmbH | 40953 |
1 |
| Ford Global Technologies, LLC | 19702 |
1 |
| Shinko Electric Industries Co., Ltd. | 1186 |
1 |
| Benteler Automobiltechnik GmbH | 258 |
1 |
| Bruker Nano, Inc. | 334 |
1 |
| BYD Company Limited | 3700 |
1 |
| Friedrich Boysen GmbH & Co. KG | 40 |
1 |
| Goodrich Corporation | 2081 |
1 |
| Hanon Systems | 1632 |
1 |
| HJS Emission Technology GmbH & Co. KG | 20 |
1 |
| Hysitron, Inc. | 35 |
1 |
| MAHLE International GmbH | 2670 |
1 |
| Nichias Corporation | 386 |
1 |
| PLANSEE SE | 233 |
1 |
| Societe Muller & Cie | 18 |
1 |
| Behr France Rouffach SAS | 5 |
1 |
| Heatology Co., Ltd. | 2 |
1 |
| Other owners | 2 |