- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 7/34 - 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: 277
10-year publication summary
|
17
|
30
|
29
|
24
|
32
|
29
|
33
|
25
|
21
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 18133 |
24 |
| Rtx Corporation | 8674 |
16 |
| Corning Incorporated | 9932 |
9 |
| Safran Aircraft Engines | 5739 |
7 |
| Voxeljet AG | 167 |
7 |
| HS 3D Performance GmbH | 6 |
6 |
| Norimat | 12 |
5 |
| NGK Insulators, Ltd. | 4589 |
4 |
| Fluidsolids AG | 14 |
4 |
| Formlabs, Inc. | 192 |
4 |
| Watt Fuel Cell Corp. | 122 |
4 |
| Econcrete Tech Ltd | 20 |
3 |
| Fisher Controls International LLC | 1520 |
3 |
| Rolls-Royce Corporation | 1686 |
3 |
| Arconic Inc. | 259 |
3 |
| ASK Chemicals LLC | 110 |
3 |
| Tritone Technologies Ltd. | 27 |
3 |
| SAFRAN S.A. | 518 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| Denso Corporation | 23338 |
2 |
| Other owners | 163 |