- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 7/44 - Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for treating with gases or degassing, e.g. for de-aerating
Patent holdings for IPC class B28B 7/44
Total number of patents in this class: 17
10-year publication summary
|
3
|
1
|
2
|
0
|
0
|
2
|
1
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 50209 |
1 |
| Evonik Degussa GmbH | 1574 |
1 |
| Carbstone Innovation | 3 |
1 |
| ecoVent Kabushiki Kaisha | 4 |
1 |
| Kobra Formen GmbH | 44 |
1 |
| Kyungdong One Corporation | 10 |
1 |
| Safran Ceramics | 366 |
1 |
| Sony Semiconductor Solutions Corporation | 8770 |
1 |
| Toncelli, Luca | 30 |
1 |
| VINCI Construction Grands Projets | 9 |
1 |
| Voxeljet AG | 167 |
1 |
| LONGi Green Energy Technology Co., Ltd. | 180 |
1 |
| Siti B&t Group S.p.A. | 75 |
1 |
| Lime Technology Limited | 2 |
1 |
| C.b.e. | 1 |
1 |
| Nepro Europe B.V. | 4 |
1 |
| Throtabu Geca hf. | 1 |
1 |
| Other owners | 0 |