- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/584 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on borides, nitrides or silicides based on silicon nitride
Patent holdings for IPC class C04B 35/584
Total number of patents in this class: 472
10-year publication summary
|
37
|
34
|
49
|
25
|
42
|
39
|
28
|
25
|
23
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Materials Co., Ltd. | 560 |
25 |
| Safran Ceramics | 450 |
20 |
| NGK Insulators, Ltd. | 5174 |
17 |
| Denka Company Limited | 2759 |
17 |
| Kyocera Corporation | 14451 |
13 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6170 |
13 |
| Niterra Materials Co., Ltd. | 142 |
10 |
| Corning Incorporated | 10538 |
9 |
| OCI Company Ltd. | 169 |
9 |
| General Electric Company | 13982 |
8 |
| Safran Aircraft Engines | 6767 |
8 |
| SAFRAN S.A. | 801 |
7 |
| Applied Materials, Inc. | 20579 |
7 |
| Sinoma Advanced Nitride Ceramics Co., Ltd. | 17 |
7 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 496 |
6 |
| Shanghai Institute of Ceramics, Chinese Academy of Sciences | 162 |
6 |
| Tokuyama Corporation | 1491 |
6 |
| BASF SE | 21320 |
5 |
| Comadur S.A. | 97 |
5 |
| Guangdong University of Technology | 668 |
5 |
| Other owners | 269 |