- 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 35/83 - Carbon fibres in a carbon matrix
Patent holdings for IPC class C04B 35/83
Total number of patents in this class: 462
10-year publication summary
23
|
39
|
50
|
42
|
33
|
34
|
32
|
26
|
46
|
15
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Goodrich Corporation | 2081 |
48 |
Honeywell International Inc. | 13799 |
32 |
Safran Ceramics | 366 |
26 |
SGL Carbon SE | 388 |
14 |
Rtx Corporation | 8674 |
13 |
Safran Landing Systems | 621 |
12 |
Toyo Tanso Co., Ltd. | 227 |
10 |
Arkema France | 3790 |
9 |
The United States of America as represented by the Secretary of the Navy | 2734 |
8 |
Toray Industries, Inc. | 6652 |
8 |
Herakles | 169 |
8 |
Safran Aircraft Engines | 5739 |
8 |
General Electric Company | 18133 |
6 |
SNECMA Propulsion Solide | 56 |
5 |
Centre National de La Recherche Scientifique | 9632 |
5 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
Ibiden Co., Ltd. | 1724 |
5 |
The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
5 |
Graphene Platform Corporation | 25 |
5 |
Messier-Bugatti | 60 |
5 |
Other owners | 225 |