- 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 11/02 - Ohmic resistance heating
Patent holdings for IPC class F27D 11/02
Total number of patents in this class: 243
10-year publication summary
|
12
|
9
|
11
|
13
|
14
|
13
|
10
|
24
|
26
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SABIC Global Technologies B.V. | 4605 |
8 |
| E.t.i.a. Evaluation Technologique, Ingenierie et Applications | 33 |
6 |
| IHI Corporation | 3531 |
6 |
| IHI Machinery and Furnace Co., Ltd. | 76 |
6 |
| PLANSEE SE | 231 |
5 |
| Screen Holdings Co., Ltd. | 3167 |
5 |
| Agc, Inc. | 5557 |
5 |
| Tokyo Electron Limited | 13843 |
4 |
| Lam Research Corporation | 5651 |
4 |
| Drever International S.A. | 14 |
4 |
| Ivoclar Vivadent AG | 1046 |
4 |
| Tenova S.p.A. | 158 |
4 |
| University of Maryland, College Park | 1083 |
4 |
| Kyushu Nissho Co., Ltd. | 8 |
4 |
| Applied Materials, Inc. | 20438 |
3 |
| LAM Research AG | 196 |
3 |
| Dowa Thermotech Co., Ltd. | 53 |
3 |
| Molten Metal Equipment Innovations, LLC | 100 |
3 |
| ThyssenKrupp AG | 3399 |
3 |
| Tounetsu Co., Ltd. | 31 |
3 |
| Other owners | 156 |