- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/101 - Refractories from grain sized mixtures
Patent holdings for IPC class C04B 35/101
Total number of patents in this class: 192
10-year publication summary
|
12
|
23
|
11
|
12
|
3
|
11
|
7
|
8
|
12
|
5
|
| 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 |
25 |
| Refractory Intellectual Property GmbH & Co. KG | 569 |
14 |
| Saint-Gobain Ceramics & Plastics, Inc. | 806 |
13 |
| Krosakiharima Corporation | 297 |
12 |
| Corning Incorporated | 10510 |
7 |
| Calderys France | 58 |
6 |
| Refratechnik Holding GmbH | 144 |
6 |
| NGK Insulators, Ltd. | 5239 |
3 |
| ITOCHU Ceratech Corporation | 17 |
3 |
| Nichias Corporation | 403 |
3 |
| Vesuvius USA Corporation | 93 |
3 |
| Agc, Inc. | 5537 |
3 |
| Magneco / Metrel, Inc. | 46 |
3 |
| Centre National de La Recherche Scientifique | 11026 |
2 |
| Kyocera Corporation | 14383 |
2 |
| Asahi Glass Company, Limited | 2619 |
2 |
| Korea Institute of Science and Technology | 2248 |
2 |
| Elkem AS | 56 |
2 |
| Hinomaru Yogyo Co., Ltd. | 2 |
2 |
| Nippon Steel Corporation | 6895 |
2 |
| Other owners | 77 |