- All sections
- C - Chemistrymetallurgy
- C04B - Limemagnesiaslagcementscompositions thereof, e.g. mortars, concrete or like building materialsartificial stoneceramicsrefractoriestreatment of natural stone
- C04B 35/83 - Carbon fibres in a carbon matrix
Patent holdings for IPC class C04B 35/83
Total number of patents in this class: 499
10-year publication summary
|
38
|
47
|
37
|
33
|
33
|
33
|
27
|
46
|
44
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goodrich Corporation | 2140 |
66 |
| Safran Ceramics | 411 |
29 |
| Honeywell International Inc. | 13560 |
26 |
| Safran Landing Systems | 728 |
15 |
| Rtx Corporation | 9445 |
15 |
| SGL Carbon SE | 390 |
11 |
| Toyo Tanso Co., Ltd. | 220 |
11 |
| Arkema France | 4168 |
10 |
| Safran Aircraft Engines | 6306 |
9 |
| The United States of America as represented by the Secretary of the Navy | 2776 |
8 |
| Ibiden Co., Ltd. | 1721 |
8 |
| Herakles | 167 |
8 |
| Toray Industries, Inc. | 6978 |
7 |
| General Electric Company | 13859 |
6 |
| Centre National de La Recherche Scientifique | 10531 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
5 |
| Brembo SGL Carbon Ceramic Brakes GmbH | 30 |
5 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1321 |
5 |
| Graphene Platform Corporation | 24 |
5 |
| Mitsubishi Pencil Company, Limited | 762 |
4 |
| Other owners | 241 |