- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/117 - Composites
Patent holdings for IPC class C04B 35/117
Total number of patents in this class: 515
10-year publication summary
|
14
|
36
|
55
|
71
|
55
|
45
|
37
|
32
|
28
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13846 |
32 |
| Quantumscape Battery, Inc. | 195 |
23 |
| Sumitomo Osaka Cement Co., Ltd. | 850 |
19 |
| NGK Insulators, Ltd. | 4965 |
18 |
| Safran Ceramics | 409 |
17 |
| Nichia Corporation | 3708 |
13 |
| General Electric Company | 13808 |
12 |
| Saint-Gobain Ceramics & Plastics, Inc. | 839 |
12 |
| Safran Aircraft Engines | 6287 |
10 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 487 |
9 |
| Niterra Co., Ltd. | 1278 |
9 |
| Siemens AG | 24461 |
8 |
| SAFRAN S.A. | 617 |
8 |
| Centre National de La Recherche Scientifique | 10442 |
8 |
| NGK Spark Plug Co., Ltd. | 891 |
8 |
| Canon Inc. | 40015 |
7 |
| GE Infrastructure Technology, LLC | 6228 |
7 |
| 3m Innovative Properties Company | 17819 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
6 |
| Appotronics Corporation Limited | 1115 |
5 |
| Other owners | 278 |