- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/547 - 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 sulfides or selenides
Patent holdings for IPC class C04B 35/547
Total number of patents in this class: 137
10-year publication summary
|
14
|
19
|
11
|
17
|
3
|
11
|
6
|
4
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Motor Company | 22200 |
6 |
| Sumitomo Electric Industries, Ltd. | 15576 |
5 |
| Massachusetts Institute of Technology | 10093 |
5 |
| The Regents of the University of California | 20035 |
4 |
| Koninklijke Philips Electronics N.V. | 9431 |
4 |
| Heavy Metal, LLC | 7 |
4 |
| Kia Corporation | 9899 |
4 |
| Honeywell International Inc. | 13554 |
3 |
| Hitachi Metals, Ltd. | 1976 |
3 |
| Raytheon Company | 8387 |
3 |
| Corning Incorporated | 10294 |
3 |
| Board of Trustees of Michigan State University | 1188 |
3 |
| Consolidated Nuclear Security, LLC | 125 |
3 |
| Mitsubishi Gas Chemical Company, Inc. | 3481 |
3 |
| Mitsui Mining & Smelting Co., Ltd. | 1499 |
3 |
| SCHOTT Corporation | 72 |
3 |
| Tokyo Institute of Technology | 1369 |
3 |
| Toyota Motor Europe, | 270 |
3 |
| Council of Scientific & Industrial Research | 1433 |
2 |
| First Solar, Inc. | 513 |
2 |
| Other owners | 68 |