- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 7/38 - Treating surfaces of moulds, cores, or mandrels to prevent sticking
Patent holdings for IPC class B28B 7/38
Total number of patents in this class: 107
10-year publication summary
|
6
|
8
|
6
|
6
|
7
|
7
|
4
|
6
|
8
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 28582 |
5 |
| Norimat | 12 |
4 |
| Corning Incorporated | 9932 |
3 |
| Aoki Science Institute Co., Ltd. | 16 |
3 |
| GCP Applied Technologies Inc. | 451 |
3 |
| Lafarge | 137 |
3 |
| General Electric Company | 18133 |
2 |
| Construction Research & Technology GmbH | 640 |
2 |
| Holcim Technology Ltd. | 868 |
2 |
| Hüttenes-Albertus Chemische Werke GmbH | 150 |
2 |
| Metsäliitto Osuuskunta | 40 |
2 |
| Toyo Aluminium Kabushiki Kaisha | 357 |
2 |
| Unimatec Co., Ltd. | 216 |
2 |
| Voxeljet AG | 167 |
2 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
1 |
| Hitachi Metals, Ltd. | 2175 |
1 |
| NGK Insulators, Ltd. | 4589 |
1 |
| Kao Corporation | 4843 |
1 |
| Other owners | 64 |