- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 35/46 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on titanium oxides or titanates
Patent holdings for IPC class C04B 35/46
Total number of patents in this class: 447
10-year publication summary
|
16
|
30
|
28
|
23
|
25
|
21
|
29
|
16
|
9
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23609 |
44 |
| Kyocera Corporation | 13319 |
34 |
| Sumitomo Chemical Company, Limited | 8966 |
32 |
| NGK Insulators, Ltd. | 4782 |
15 |
| Hitachi Metals, Ltd. | 2026 |
14 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 485 |
11 |
| Corning Incorporated | 10087 |
10 |
| Centre National de La Recherche Scientifique | 10052 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10667 |
7 |
| BASF SE | 20367 |
6 |
| Samsung Electro-mechanics Co., Ltd. | 5178 |
6 |
| JX Nippon Mining & Metals Corporation | 1527 |
6 |
| Hewlett-Packard Development Company, L.P. | 27484 |
5 |
| Massachusetts Institute of Technology | 9903 |
5 |
| Otsuka Chemical Co., Ltd. | 289 |
5 |
| Skyworks Solutions, Inc. | 3601 |
5 |
| Technologies Avancees & Membranes Industrielles | 36 |
5 |
| Rtx Corporation | 9069 |
5 |
| TDK Corporation | 6517 |
4 |
| Ferro Corporation | 263 |
4 |
| Other owners | 215 |