- 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 7/00 - Forming, maintaining or circulating atmospheres in heating chambers
Patent holdings for IPC class F27D 7/00
Total number of patents in this class: 64
10-year publication summary
|
7
|
9
|
3
|
5
|
4
|
3
|
2
|
0
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11468 |
4 |
| Mitsubishi Chemical Corporation | 4519 |
4 |
| Skyre, Inc. | 33 |
3 |
| Corning Incorporated | 10268 |
2 |
| Linde Aktiengesellschaft | 1498 |
2 |
| Ventech, LLC | 16 |
2 |
| Voestalpine Stahl GmbH | 356 |
2 |
| National Chung-Shan Institute of Science & Technology | 14 |
2 |
| Ten Wing Scientific Co., Ltd. | 8 |
2 |
| Siemens AG | 24461 |
1 |
| EMD Millipore Corporation | 649 |
1 |
| Hitachi, Ltd. | 15499 |
1 |
| Tokyo Electron Limited | 12751 |
1 |
| Carrier Corporation | 4297 |
1 |
| Air Products and Chemicals, Inc. | 1424 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4943 |
1 |
| Berndorf Band GmbH | 114 |
1 |
| Despatch Industries Limited Partnership, Despatch GP, LLC, a Minnesota LLC; Despatch Industries, LLC, a Minnesota LLC | 9 |
1 |
| Electromagnetics Corporation | 3 |
1 |
| GKN Sinter Metals Holding GmbH | 39 |
1 |
| Other owners | 30 |