- All sections
- B - Performing operationstransporting
- B28B - Shaping clay or other ceramic compositionsshaping slagshaping mixtures containing cementitious material, e.g. plaster
- B28B 3/00 - Producing shaped articles from the material by using pressesPresses specially adapted therefor
Patent holdings for IPC class B28B 3/00
Total number of patents in this class: 343
10-year publication summary
|
15
|
30
|
23
|
19
|
22
|
21
|
19
|
14
|
15
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10252 |
11 |
| NGK Insulators, Ltd. | 4943 |
5 |
| Toshiba Materials Co., Ltd. | 664 |
5 |
| Kyocera Corporation | 13721 |
4 |
| Tsinghua University | 5855 |
4 |
| Rohr, Inc. | 749 |
4 |
| Safran Aircraft Engines | 6265 |
4 |
| Safran Ceramics | 409 |
4 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
4 |
| Norimat | 13 |
4 |
| The Boeing Company | 20031 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4040 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31084 |
3 |
| Rolls-Royce PLC | 3075 |
3 |
| 24M Technologies, Inc. | 258 |
3 |
| Keystone Retaining Wall Systems LLC | 219 |
3 |
| Molecular Imprints, Inc. | 270 |
3 |
| Ness Inventions, Inc. | 26 |
3 |
| Novatek IP, LLC | 55 |
3 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 556 |
3 |
| Other owners | 264 |