- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 3/02 - Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
Patent holdings for IPC class B28B 3/02
Total number of patents in this class: 378
10-year publication summary
|
17
|
46
|
33
|
29
|
40
|
39
|
34
|
26
|
33
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kobra Formen GmbH | 43 |
19 |
| Enevate Corporation | 387 |
9 |
| Corning Incorporated | 10087 |
7 |
| Keystone Retaining Wall Systems LLC | 223 |
7 |
| Siti B&t Group S.p.A. | 75 |
7 |
| System Ceramics S.p.A. | 124 |
7 |
| Heraeus Conamic North America LLC | 34 |
7 |
| NGK Insulators, Ltd. | 4782 |
6 |
| System S.p.A. | 50 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
5 |
| Bautex Systems, LLC | 7 |
5 |
| Cambria Company LLC | 297 |
5 |
| Nichiha Corporation | 180 |
5 |
| The Boeing Company | 19900 |
4 |
| Rampf Formen GmbH | 35 |
4 |
| Groupe Industries Fournier Inc. | 8 |
4 |
| Norimat | 12 |
4 |
| Fujian Qunfeng Machinery Co., Ltd. | 10 |
4 |
| Centre National de La Recherche Scientifique | 10052 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
3 |
| Other owners | 257 |