- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 3/72 - Plates of sheet metal
Patent holdings for IPC class H05B 3/72
Total number of patents in this class: 18
10-year publication summary
|
1
|
2
|
1
|
3
|
1
|
2
|
0
|
2
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 12735 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| NHK Spring Co., Ltd. | 1657 |
2 |
| Electrolux Professional S.p.A. | 76 |
1 |
| Giles Enterprises, Inc. | 29 |
1 |
| Mani, Inc. | 162 |
1 |
| Minco Products, Inc. | 14 |
1 |
| Principal Technology, Inc. | 3 |
1 |
| Sukegawa Electric Co., Ltd. | 6 |
1 |
| Tocalo Co., Ltd. | 94 |
1 |
| ULVAC, Inc. | 1448 |
1 |
| R. J. Reynolds Tobacco Company | 264 |
1 |
| FLAMA - Fábrica de Louças e Electrodomésticos, S.A. | 11 |
1 |
| Rosinox | 6 |
1 |
| Other owners | 0 |