- All sections
- B - Performing operationstransporting
- B28B - Shaping clay or other ceramic compositionsshaping slagshaping 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: 108
10-year publication summary
|
6
|
6
|
7
|
7
|
5
|
7
|
8
|
5
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 34999 |
5 |
| Norimat | 13 |
4 |
| Corning Incorporated | 10463 |
3 |
| GCP Applied Technologies Inc. | 473 |
3 |
| Kobra Formen GmbH | 29 |
3 |
| Lafarge | 121 |
3 |
| Aoki Science Institute Co., Ltd. | 13 |
2 |
| Hüttenes-Albertus Chemische Werke GmbH | 145 |
2 |
| Metsäliitto Osuuskunta | 47 |
2 |
| Toyo Aluminium Kabushiki Kaisha | 348 |
2 |
| Unimatec Co., Ltd. | 236 |
2 |
| Voxeljet AG | 165 |
2 |
| General Electric Company | 13822 |
1 |
| Honda Motor Co., Ltd. | 25903 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4024 |
1 |
| Hitachi Metals, Ltd. | 1916 |
1 |
| NGK Insulators, Ltd. | 5223 |
1 |
| Kao Corporation | 5056 |
1 |
| Tsinghua University | 6128 |
1 |
| Foxconn Technology Co., Ltd. | 67 |
1 |
| Other owners | 67 |