- 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 35/025 - Transmitting power from power plants to propellers or rotorsArrangements of transmissions specially adapted for specific power plants for electric power plants of hybrid-electric type of parallel type
Patent holdings for IPC class B64D 35/025
Total number of patents in this class: 36
10-year publication summary
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0
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0
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0
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2
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2
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0
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4
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10
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8
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8
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5464 |
10 |
| Hamilton Sundstrand Corporation | 5017 |
4 |
| Safran Transmission Systems | 374 |
3 |
| General Electric Company | 13894 |
2 |
| Rolls-Royce Corporation | 1676 |
2 |
| Honeywell International Inc. | 12783 |
1 |
| Airbus Helicopters | 949 |
1 |
| Hitachi, Ltd. | 16047 |
1 |
| Ampaire, Inc. | 52 |
1 |
| Kubota Corporation | 4385 |
1 |
| Leonardo S.p.A. | 699 |
1 |
| Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen | 316 |
1 |
| Rolls-Royce Deutschland Ltd & Co KG | 856 |
1 |
| Safran Helicopter Engines | 837 |
1 |
| Voltaero | 15 |
1 |
| Ishikawa Energy Research Co., Ltd. | 103 |
1 |
| Autoflight (Kunshan) Co., Ltd. | 95 |
1 |
| Green Transition Alliance B.V. | 5 |
1 |
| Sky Link Technologies Co., Ltd. | 1 |
1 |
| Comrado Aerospace Private Limited | 2 |
1 |
| Other owners | 0 |