- All sections
- B - Performing operationstransporting
- B28B - Shaping clay or other ceramic compositionsshaping slagshaping mixtures containing cementitious material, e.g. plaster
- B28B 1/20 - Producing shaped articles from the material by centrifugal or rotational casting
Patent holdings for IPC class B28B 1/20
Total number of patents in this class: 47
10-year publication summary
|
4
|
2
|
3
|
3
|
2
|
7
|
1
|
2
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 4981 |
5 |
| Safran Aircraft Engines | 6329 |
4 |
| SAFRAN S.A. | 630 |
3 |
| Shin-Etsu Chemical Co., Ltd. | 5715 |
2 |
| Globalwafers Co., Ltd. | 651 |
2 |
| Technion Research & Development Foundation Ltd. | 1231 |
2 |
| Zhejiang University | 3216 |
2 |
| The Boeing Company | 20139 |
1 |
| Dow Global Technologies LLC | 10459 |
1 |
| Carnegie Mellon University | 1555 |
1 |
| Denka Company Limited | 2631 |
1 |
| Digisine Energytech Co., Ltd. | 1 |
1 |
| Entegris, Inc. | 1901 |
1 |
| Everburn Manufacturing, Inc. | 8 |
1 |
| Faurecia Interior Systems, Inc. | 145 |
1 |
| Fuji Concrete Industry Co., Ltd. | 3 |
1 |
| Giffin Tec Inc. | 9 |
1 |
| Harbisonwalker International, Inc. | 214 |
1 |
| Høgskolen I Sørøst-norge | 2 |
1 |
| The Little Tikes Company | 53 |
1 |
| Other owners | 14 |