- 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 41/00 - Power installations for auxiliary purposes
Patent holdings for IPC class B64D 41/00
Total number of patents in this class: 1754
10-year publication summary
|
123
|
154
|
117
|
153
|
168
|
139
|
118
|
107
|
52
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 5006 |
218 |
| The Boeing Company | 20110 |
126 |
| Pratt & Whitney Canada Corp. | 5159 |
106 |
| Airbus Operations GmbH | 3397 |
77 |
| Airbus Operations S.L. | 553 |
55 |
| Honeywell International Inc. | 13583 |
39 |
| Safran Electrical & Power | 731 |
36 |
| General Electric Company | 13804 |
35 |
| GE Aviation Systems Limited | 271 |
31 |
| Rtx Corporation | 9785 |
31 |
| Rolls-Royce Corporation | 1692 |
28 |
| Textron Innovations Inc. | 2385 |
27 |
| Rolls-Royce North American Technologies, Inc. | 1144 |
26 |
| Airbus Operations S.A.S. | 2513 |
24 |
| GE Aviation Systems LLC | 582 |
24 |
| Safran Power Units | 126 |
24 |
| Rolls-Royce PLC | 3176 |
23 |
| Kawasaki Heavy Industries, Limited | 1635 |
21 |
| Safran Aircraft Engines | 6489 |
21 |
| Safran Helicopter Engines | 803 |
19 |
| Other owners | 763 |