- All sections
- A - Human necessities
- A63H - Toys, e.g. tops, dolls, hoops or building blocks
- A63H 27/28 - Toy ornithopters
Patent holdings for IPC class A63H 27/28
Total number of patents in this class: 11
10-year publication summary
|
0
|
0
|
0
|
3
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Kyushu Institute of Technology | 319 |
2 |
| Sharp Kabushiki Kaisha | 18957 |
2 |
| Murata Manufacturing Co., Ltd. | 22355 |
1 |
| Interactive Toy Concepts Ltd. | 4 |
1 |
| Tokyo Denki University | 49 |
1 |
| FLIR Unmanned Aerial Systems AS | 35 |
1 |
| Microaerobot Co., Ltd. | 1 |
1 |
| Other owners | 0 |