- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27D - Details or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace
- F27D 11/12 - Arrangement of elements for electric heating in or on furnaces with electromagnetic fields acting directly on the material being heated
Patent holdings for IPC class F27D 11/12
Total number of patents in this class: 132
10-year publication summary
|
15
|
16
|
7
|
10
|
7
|
7
|
6
|
9
|
11
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46127 |
10 |
| Screen Holdings Co., Ltd. | 2822 |
6 |
| Technological Resources Pty. Limited | 453 |
6 |
| Aisin Takaoka Co., Ltd. | 97 |
5 |
| 1863815 Ontario Limited | 7 |
5 |
| Tokyo Electron Limited | 12733 |
4 |
| Automation, Press and Tooling, A.P.& T. Aktiebolag | 40 |
3 |
| Tundra Composites, LLC | 72 |
3 |
| Nippon Steel & Sumikin Texeng. Co., Ltd. | 11 |
3 |
| Panasonic Corporation | 20099 |
2 |
| Applied Materials, Inc. | 18658 |
2 |
| Benteler Automobiltechnik GmbH | 290 |
2 |
| Crucible Intellectual Property, LLC | 90 |
2 |
| Gyrotron Technology, Inc. | 10 |
2 |
| Ivoclar Vivadent AG | 1053 |
2 |
| Nippon Steel Corporation | 6255 |
2 |
| Teijin Limited | 1246 |
2 |
| HP Scitex Ltd. | 64 |
2 |
| Limelight Steel Inc. | 7 |
2 |
| Performance Processing Pty Ltd | 2 |
2 |
| Other owners | 65 |