- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 21/10 - Influencing air flow over aircraft surfaces by affecting boundary layer flow using other surface properties, e.g. roughness
Patent holdings for IPC class B64C 21/10
Total number of patents in this class: 232
10-year publication summary
|
35
|
22
|
21
|
24
|
25
|
25
|
15
|
13
|
8
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19909 |
42 |
| Airbus Operations GmbH | 3288 |
13 |
| Lufthansa Technik AG | 475 |
12 |
| Safran Aircraft Engines | 6031 |
10 |
| Lockheed Martin Corporation | 3305 |
8 |
| Japan Aerospace Exploration Agency | 446 |
8 |
| General Electric Company | 17783 |
6 |
| Airbus Operations S.A.S. | 2441 |
4 |
| Enterprise Science Fund, LLC | 137 |
4 |
| 3m Innovative Properties Company | 17951 |
3 |
| Delos Aerospace, LLC | 3 |
3 |
| Icon Aircraft, Inc. | 63 |
3 |
| Office National d'Etudes et de Recherches Aerospatiales (onera) | 168 |
3 |
| The Regents of the University of Colorado, a body corporate | 2528 |
3 |
| Texas Tech University System | 541 |
3 |
| SNECMA S.A. | 1150 |
2 |
| The Regents of the University of California | 19503 |
2 |
| Airbus Operations Limited | 1217 |
2 |
| Asahi Rubber Inc. | 57 |
2 |
| BASF Coatings GmbH | 1171 |
2 |
| Other owners | 97 |