- All sections
- B - Performing operationstransporting
- B64U - Unmanned aerial vehicles [uav]equipment therefor
- B64U 20/94 - Cooling of rotors or rotor motors
Patent holdings for IPC class B64U 20/94
Total number of patents in this class: 18
10-year publication summary
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0
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0
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0
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0
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0
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0
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2
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1
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6
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9
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24692 |
4 |
| Parallel Flight Technologies, Inc. | 8 |
2 |
| Honda Motor Co., Ltd. | 25769 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8851 |
1 |
| Pratt & Whitney Canada Corp. | 4876 |
1 |
| Hitachi, Ltd. | 15632 |
1 |
| Hood Technology Corporation | 54 |
1 |
| Israel Aerospace Industries Ltd. | 521 |
1 |
| Kubota Corporation | 4039 |
1 |
| Rolls-Royce Deutschland Ltd & Co KG | 821 |
1 |
| Skydio, Inc. | 440 |
1 |
| Toyota Motor Engineering & Manufacturing North America, Inc. | 1721 |
1 |
| Aeronext Inc. | 169 |
1 |
| Ishikawa Energy Research Co., Ltd. | 95 |
1 |
| Other owners | 0 |