- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/626 - Preparing or treating the powders individually or as batches
Patent holdings for IPC class C04B 35/626
Total number of patents in this class: 3166
10-year publication summary
|
297
|
301
|
294
|
206
|
208
|
197
|
225
|
197
|
165
|
114
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 495 |
65 |
| Corning Incorporated | 10514 |
64 |
| NGK Insulators, Ltd. | 5241 |
62 |
| TDK Corporation | 6884 |
56 |
| Centre National de La Recherche Scientifique | 11042 |
48 |
| Quantumscape Battery, Inc. | 222 |
42 |
| Canon Inc. | 43941 |
39 |
| Murata Manufacturing Co., Ltd. | 25776 |
38 |
| General Electric Company | 13908 |
34 |
| Rtx Corporation | 10110 |
34 |
| TDK Electronics AG | 1012 |
30 |
| Saint-Gobain Ceramics & Plastics, Inc. | 803 |
27 |
| Refractory Intellectual Property GmbH & Co. KG | 568 |
26 |
| 3m Innovative Properties Company | 17484 |
24 |
| Samsung Electro-mechanics Co., Ltd. | 6103 |
23 |
| Taiyo Yuden Co., Ltd. | 2033 |
23 |
| Sumitomo Electric Industries, Ltd. | 16396 |
21 |
| Kyocera Corporation | 14404 |
20 |
| Tosoh Corporation | 1420 |
20 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11126 |
18 |
| Other owners | 2452 |