- 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 11/02 - Ohmic resistance heating
Patent holdings for IPC class F27D 11/02
Total number of patents in this class: 188
10-year publication summary
16
|
16
|
12
|
9
|
11
|
13
|
14
|
13
|
10
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
E.t.i.a. Evaluation Technologique, Ingenierie et Applications | 37 |
7 |
IHI Corporation | 3268 |
7 |
IHI Machinery and Furnace Co., Ltd. | 79 |
6 |
Tokyo Electron Limited | 11599 |
5 |
Ibiden Co., Ltd. | 1724 |
5 |
Screen Holdings Co., Ltd. | 2431 |
5 |
Agc, Inc. | 4029 |
5 |
Lam Research Corporation | 4775 |
4 |
Ivoclar Vivadent AG | 1060 |
4 |
PLANSEE SE | 233 |
4 |
Kyushu Nissho Co., Ltd. | 8 |
4 |
Applied Materials, Inc. | 16587 |
3 |
NGK Insulators, Ltd. | 4589 |
3 |
LAM Research AG | 188 |
3 |
Dowa Thermotech Co., Ltd. | 41 |
3 |
HotBoxx LLC | 3 |
3 |
Molten Metal Equipment Innovations, LLC | 96 |
3 |
Sandvik Intellectual Property AB | 1634 |
3 |
Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
Koyo Thermo Systems Co., Ltd. | 33 |
2 |
Other owners | 107 |