- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 119
10-year publication summary
|
9
|
15
|
16
|
7
|
10
|
7
|
7
|
5
|
8
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
10 |
| Screen Holdings Co., Ltd. | 2431 |
6 |
| Aisin Takaoka Co., Ltd. | 101 |
5 |
| 1863815 Ontario Limited | 7 |
5 |
| Tokyo Electron Limited | 11599 |
4 |
| Technological Resources Pty. Limited | 444 |
4 |
| Automation, Press and Tooling, A.P.& T. Aktiebolag | 38 |
3 |
| Nippon Steel & Sumikin Texeng. Co., Ltd. | 11 |
3 |
| Panasonic Corporation | 20786 |
2 |
| Applied Materials, Inc. | 16587 |
2 |
| ATI Properties LLC | 202 |
2 |
| Benteler Automobiltechnik GmbH | 258 |
2 |
| Crucible Intellectual Property, LLC | 93 |
2 |
| Gyrotron Technology, Inc. | 15 |
2 |
| Ivoclar Vivadent AG | 1060 |
2 |
| Nippon Steel Corporation | 5649 |
2 |
| Pressco IP LLC | 22 |
2 |
| Teijin Limited | 1216 |
2 |
| Tundra Composites, LLC | 78 |
2 |
| HP Scitex Ltd. | 65 |
2 |
| Other owners | 55 |