- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 7/46 - Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying
Patent holdings for IPC class B28B 7/46
Total number of patents in this class: 75
10-year publication summary
|
8
|
10
|
4
|
3
|
15
|
3
|
4
|
7
|
3
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18724 |
5 |
| Delta Faucet Company | 2725 |
5 |
| Ricoh Company, Ltd. | 13266 |
4 |
| Eco Filters Limited | 4 |
4 |
| GCP Applied Technologies Inc. | 451 |
4 |
| Voxeljet AG | 167 |
4 |
| Applied Materials, Inc. | 16587 |
3 |
| DORST Technologies GmbH & Co. KG | 37 |
3 |
| Progress Maschinen & Automation AG | 29 |
3 |
| Safran Aircraft Engines | 5739 |
3 |
| SAFRAN S.A. | 518 |
2 |
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| 161508 Canada Inc. | 4 |
2 |
| Cortex Composites, LLC | 2 |
2 |
| Universitat Kassel | 88 |
2 |
| Longinotti Group S.r.l. | 2 |
2 |
| Desktop Metal, Inc. | 276 |
1 |
| Digital Metal AB | 27 |
1 |
| Holcim Technology Ltd. | 868 |
1 |
| Hüttenes-Albertus Chemische Werke GmbH | 150 |
1 |
| Other owners | 21 |