- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 47/04 - Pretreatment of the fibres or filaments by coating, e.g. with a protective or activated covering
Patent holdings for IPC class C22C 47/04
Total number of patents in this class: 70
10-year publication summary
|
6
|
3
|
9
|
6
|
2
|
6
|
2
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6443 |
12 |
| Messier-Bugatti-Dowty | 226 |
4 |
| Siemens AG | 24308 |
3 |
| SNECMA S.A. | 1148 |
3 |
| Snecma | 1061 |
3 |
| Terves, LLC | 54 |
3 |
| Carl Zeiss SMT GmbH | 3121 |
2 |
| Messier-dowty SA | 21 |
2 |
| Nexans | 616 |
2 |
| Schunk Kohlenstofftechnik GmbH | 135 |
2 |
| The Regents of the University of California | 20324 |
1 |
| The Boeing Company | 20073 |
1 |
| Centre National de La Recherche Scientifique | 10744 |
1 |
| Airbus Operations GmbH | 3390 |
1 |
| GM Global Technology Operations LLC | 15479 |
1 |
| Massachusetts Institute of Technology | 10168 |
1 |
| Applied Nanostructured Solutions, LLC | 94 |
1 |
| Rolls-Royce PLC | 3168 |
1 |
| American Boronite Corporation, DBA Boronite | 6 |
1 |
| Applied Nanotech, Inc. | 16 |
1 |
| Other owners | 24 |