- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit 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: 31
10-year publication summary
|
0
|
9
|
2
|
3
|
2
|
4
|
2
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tutco LLC | 47 |
6 |
| Astra Capital Incorporated | 41 |
2 |
| Eberspacher catem GmbH & Co. KG | 102 |
2 |
| Robert Bosch GmbH | 44176 |
1 |
| Ford Global Technologies, LLC | 21524 |
1 |
| Shinko Electric Industries Co., Ltd. | 1231 |
1 |
| ANDREAS STIHL AG & Co. KG | 854 |
1 |
| Benteler Automobiltechnik GmbH | 305 |
1 |
| Bruker Nano, Inc. | 381 |
1 |
| BYD Company Limited | 6488 |
1 |
| Friedrich Boysen GmbH & Co. KG | 45 |
1 |
| Goodrich Corporation | 2181 |
1 |
| Hanon Systems | 2108 |
1 |
| HJS Emission Technology GmbH & Co. KG | 19 |
1 |
| Hysitron, Inc. | 34 |
1 |
| MAHLE International GmbH | 2917 |
1 |
| Nichias Corporation | 403 |
1 |
| PLANSEE SE | 231 |
1 |
| Societe Muller & Cie | 16 |
1 |
| Heatology Co., Ltd. | 2 |
1 |
| Other owners | 4 |