- 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: 63
10-year publication summary
|
9
|
3
|
5
|
5
|
3
|
2
|
0
|
1
|
1
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11925 |
4 |
| Mitsubishi Chemical Corporation | 4774 |
4 |
| Skyre, Inc. | 32 |
3 |
| Corning Incorporated | 10572 |
2 |
| Voestalpine Stahl GmbH | 394 |
2 |
| National Chung-Shan Institute of Science & Technology | 14 |
2 |
| Ten Wing Scientific Co., Ltd. | 8 |
2 |
| Siemens AG | 23948 |
1 |
| EMD Millipore Corporation | 629 |
1 |
| Hitachi, Ltd. | 16248 |
1 |
| Tokyo Electron Limited | 14049 |
1 |
| Carrier Corporation | 3960 |
1 |
| Air Products and Chemicals, Inc. | 1475 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5322 |
1 |
| Berndorf Band GmbH | 117 |
1 |
| Despatch Industries Limited Partnership, Despatch GP, LLC, a Minnesota LLC; Despatch Industries, LLC, a Minnesota LLC | 7 |
1 |
| GKN Sinter Metals Holding GmbH | 36 |
1 |
| Goodrich Corporation | 2181 |
1 |
| Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources | 105 |
1 |
| Her Majesty The Queen in Right of Canada AS represented by The Minister of Natural Resources Canada | 48 |
1 |
| Other owners | 31 |