- All sections
- B - Performing operations; transporting
- B64C - Aeroplanes; helicopters
- B64C 21/08 - Influencing air flow over aircraft surfaces by affecting boundary layer flow by use of slot, ducts, porous areas or the like adjustable
Patent holdings for IPC class B64C 21/08
Total number of patents in this class: 164
10-year publication summary
|
13
|
11
|
18
|
20
|
15
|
17
|
18
|
20
|
8
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Airbus Operations GmbH | 3188 |
33 |
| The Boeing Company | 19843 |
30 |
| BAE SYSTEMS plc | 2215 |
9 |
| Textron Innovations Inc. | 2138 |
7 |
| Airbus Operations Limited | 1157 |
6 |
| Rtx Corporation | 8674 |
6 |
| General Electric Company | 18133 |
5 |
| Airbus Defence and Space GmbH | 886 |
4 |
| Florida State University Research Foundation, Inc. | 685 |
4 |
| Sonaca S.A. | 53 |
4 |
| CoFlow Jet, LLC | 19 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Ramot at Tel-Aviv University Ltd. | 1370 |
3 |
| Rensselaer Polytechnic Institute | 776 |
3 |
| Joby Aero, Inc. | 200 |
3 |
| Pratt & Whitney Canada Corp. | 4215 |
2 |
| Airbus Operations S.L. | 511 |
2 |
| Kawasaki Heavy Industries, Limited | 1524 |
2 |
| Georgia Tech Research Corporation | 2453 |
2 |
| Jetoptera, Inc. | 71 |
2 |
| Other owners | 30 |