- All sections
- B - Performing operationstransporting
- B64C - Aeroplaneshelicopters
- B64C 37/00 - Convertible aircraft
Patent holdings for IPC class B64C 37/00
Total number of patents in this class: 206
10-year publication summary
|
24
|
48
|
28
|
36
|
39
|
31
|
27
|
17
|
15
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 35772 |
7 |
| Hyalta Aeronautics, Inc. | 16 |
5 |
| Piasecki Aircraft Corporation | 39 |
5 |
| Aeromobil R&D, S. R. o. | 17 |
5 |
| Everon Corporation | 5 |
5 |
| Terrafugia, Inc. | 8 |
4 |
| United Services Automobile Association (USAA) | 3229 |
4 |
| Subaru Corporation | 4007 |
4 |
| Qualcomm Incorporated | 92196 |
3 |
| The Boeing Company | 20160 |
3 |
| AeroMobil, s.r.o. | 11 |
3 |
| Tatsumi Ryoki Co., Ltd | 104 |
3 |
| Textron Innovations Inc. | 2444 |
3 |
| JG Entrepreneurial Enterprises LLC | 8 |
3 |
| NFT Incorporated | 9 |
3 |
| Duplicent, LLC | 59 |
3 |
| Alef Aeronautics Inc. | 3 |
3 |
| Fujitsu Limited | 16874 |
2 |
| California Institute of Technology | 4040 |
2 |
| Aurora Flight Sciences Corporation | 246 |
2 |
| Other owners | 134 |