- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/26 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on ferrites
Patent holdings for IPC class C04B 35/26
Total number of patents in this class: 590
10-year publication summary
|
33
|
43
|
35
|
42
|
45
|
36
|
37
|
35
|
33
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Corporation | 6713 |
75 |
| Murata Manufacturing Co., Ltd. | 24478 |
55 |
| Skyworks Solutions, Inc. | 3710 |
33 |
| Hitachi Metals, Ltd. | 1983 |
28 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 166 |
24 |
| Rogers Corporation | 478 |
21 |
| Allumax TTI, LLC | 41 |
20 |
| NGK Insulators, Ltd. | 4945 |
17 |
| Dowa Electronics Materials Co., Ltd. | 633 |
14 |
| Trans-tech, Inc. | 31 |
14 |
| Toda Kogyo Corporation | 338 |
12 |
| FUJIFILM Corporation | 29329 |
8 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 491 |
8 |
| Canon Inc. | 39765 |
6 |
| Centre National de La Recherche Scientifique | 10418 |
6 |
| Samsung Electro-mechanics Co., Ltd. | 5605 |
6 |
| Dowa F-tec Co., Ltd. | 15 |
6 |
| Ionix Advanced Technologies Limited | 11 |
6 |
| Powdertech Co., Ltd. | 138 |
5 |
| The University of Tokyo | 4170 |
5 |
| Other owners | 221 |