- All sections
- B - Performing operationstransporting
- B28B - Shaping clay or other ceramic compositionsshaping slagshaping mixtures containing cementitious material, e.g. plaster
- B28B 7/34 - Moulds, cores, or mandrels of special material, e.g. destructible materials
Patent holdings for IPC class B28B 7/34
Total number of patents in this class: 293
10-year publication summary
|
30
|
29
|
24
|
32
|
30
|
33
|
26
|
22
|
31
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 17071 |
23 |
| Rtx Corporation | 9252 |
17 |
| Corning Incorporated | 10151 |
15 |
| Safran Aircraft Engines | 6183 |
8 |
| Voxeljet AG | 174 |
7 |
| HS 3D Performance GmbH | 6 |
6 |
| Formlabs, Inc. | 205 |
5 |
| Norimat | 12 |
5 |
| NGK Insulators, Ltd. | 4856 |
4 |
| Fluidsolids AG | 19 |
4 |
| Rolls-Royce Corporation | 1721 |
4 |
| Watt Fuel Cell Corp. | 162 |
4 |
| The Boeing Company | 19958 |
3 |
| Econcrete Tech Ltd | 21 |
3 |
| Fisher Controls International LLC | 1474 |
3 |
| Safran Ceramics | 401 |
3 |
| Arconic Inc. | 247 |
3 |
| Tritone Technologies Ltd. | 30 |
3 |
| SAFRAN S.A. | 591 |
2 |
| Centre National de La Recherche Scientifique | 10227 |
2 |
| Other owners | 169 |