- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 5/12 - Arrangement of devices for charging
Patent holdings for IPC class F27B 5/12
Total number of patents in this class: 22
10-year publication summary
|
3
|
5
|
1
|
1
|
0
|
1
|
0
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ipsen International GmbH | 40 |
2 |
| Varian Semiconductor Equipment Associates, Inc. | 1252 |
1 |
| Tokyo Electron Limited | 12111 |
1 |
| Hyundai Motor Company | 20442 |
1 |
| ASM IP Holding B.V. | 1880 |
1 |
| Crucible Intellectual Property, LLC | 91 |
1 |
| Danieli & C. Officine Meccaniche S.p.A. | 705 |
1 |
| Ebner Industrieofenbau GmbH | 139 |
1 |
| Fives Ecl. | 22 |
1 |
| IHI Corporation | 3358 |
1 |
| IHI Machinery and Furnace Co., Ltd. | 78 |
1 |
| Ipsen, Inc. | 27 |
1 |
| National Institute for Materials Science | 1108 |
1 |
| Pacific Metals Co., Ltd. | 2 |
1 |
| Rolls-Royce High Temperature Composites, Inc. | 136 |
1 |
| Screen Semiconductor Solutions Co., Ltd. | 96 |
1 |
| Toda Iron Works Co., Ltd. | 1 |
1 |
| Toyoda Iron Works Co., Ltd. | 271 |
1 |
| VON ARDENNE GmbH | 43 |
1 |
| Kiln Drying Systems & Components, LLC | 7 |
1 |
| Other owners | 1 |