- All sections
- C - Chemistry; metallurgy
- C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
- C04B 35/117 - Composites
Patent holdings for IPC class C04B 35/117
Total number of patents in this class: 476
10-year publication summary
27
|
14
|
36
|
54
|
71
|
53
|
44
|
36
|
31
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kyocera Corporation | 12735 |
29 |
Quantumscape Battery, Inc. | 168 |
21 |
Sumitomo Osaka Cement Co., Ltd. | 783 |
17 |
NGK Insulators, Ltd. | 4589 |
16 |
Safran Ceramics | 366 |
16 |
General Electric Company | 18133 |
12 |
Nichia Corporation | 3394 |
12 |
Saint-Gobain Ceramics & Plastics, Inc. | 812 |
12 |
Safran Aircraft Engines | 5739 |
10 |
Siemens AG | 24990 |
8 |
SAFRAN S.A. | 518 |
8 |
NGK Spark Plug Co., Ltd. | 935 |
8 |
Niterra Co., Ltd. | 1122 |
8 |
Centre National de La Recherche Scientifique | 9632 |
7 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
7 |
GE Infrastructure Technology, LLC | 5873 |
7 |
3m Innovative Properties Company | 18406 |
6 |
Canon Inc. | 36841 |
6 |
Appotronics Corporation Limited | 1111 |
5 |
CoorsTek KK | 51 |
5 |
Other owners | 256 |