- All sections
- B - Performing operationstransporting
- B64D - Equipment for fitting in or to aircraftflight suitsparachutesarrangement or mounting of power plants or propulsion transmissions in aircraft
- B64D 37/30 - Fuel systems for specific fuels
Patent holdings for IPC class B64D 37/30
Total number of patents in this class: 436
10-year publication summary
|
5
|
6
|
6
|
15
|
21
|
42
|
75
|
94
|
86
|
45
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13899 |
41 |
| Airbus Operations S.A.S. | 2556 |
41 |
| Pratt & Whitney Canada Corp. | 5479 |
32 |
| Airbus Operations Limited | 1344 |
32 |
| Rolls-Royce PLC | 3221 |
29 |
| Rtx Corporation | 10102 |
22 |
| Airbus Operations GmbH | 3446 |
21 |
| Airbus S.A.S. | 976 |
20 |
| The Boeing Company | 20160 |
18 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3259 |
12 |
| Jetzero, Inc. | 113 |
12 |
| Airbus Operations S.L. | 562 |
8 |
| Electric Aviation Group Ltd | 28 |
7 |
| Hamilton Sundstrand Corporation | 5015 |
6 |
| Kawasaki Heavy Industries, Limited | 1673 |
6 |
| GKN Aerospace Services Limited | 154 |
6 |
| Safran Aircraft Engines | 6694 |
5 |
| Textron Innovations Inc. | 2444 |
5 |
| H3 Dynamics Holdings Pte. Ltd. | 32 |
5 |
| Zeroavia, Inc. | 97 |
5 |
| Other owners | 103 |