- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/115 - Translucent or transparent products
Patent holdings for IPC class C04B 35/115
Total number of patents in this class: 108
10-year publication summary
|
13
|
9
|
10
|
6
|
6
|
7
|
3
|
4
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5146 |
21 |
| Corning Incorporated | 10385 |
18 |
| General Electric Company | 13830 |
5 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5080 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
3 |
| CeramTec-ETEC GmbH | 20 |
3 |
| SCHOTT AG | 1715 |
3 |
| Tosoh Corporation | 1340 |
3 |
| Apple Inc. | 56466 |
2 |
| Centre National de La Recherche Scientifique | 10706 |
2 |
| Nichia Corporation | 3781 |
2 |
| Purdue Research Foundation | 3732 |
2 |
| King Abdulaziz City for Science and Technology | 143 |
2 |
| Glassomer GmbH | 19 |
2 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6125 |
2 |
| CoorsTek GK | 51 |
2 |
| Koninklijke Philips N.V. | 25172 |
1 |
| Raytheon Company | 8447 |
1 |
| Sumitomo Chemical Company, Limited | 9109 |
1 |
| Kao Corporation | 5006 |
1 |
| Other owners | 28 |