- All sections
- G - Physics
- G10F - Automatic musical instruments
- G10F 1/02 - Pianofortes with keyboard
Patent holdings for IPC class G10F 1/02
Total number of patents in this class: 45
10-year publication summary
|
4
|
9
|
5
|
2
|
1
|
0
|
2
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Corporation | 4087 |
19 |
| Sunland Information Technology Co., Ltd. | 58 |
16 |
| Steinway, Inc. | 56 |
5 |
| Kabushiki Kaisha Kawai Gakki Seisakusho | 105 |
1 |
| Roland Corporation | 762 |
1 |
| Schimmel Verwaltungsgesellschaft mbH | 19 |
1 |
| Vioga GmbH | 3 |
1 |
| Granmus Staff Technologies (Chongqing) Co., Ltd. | 7 |
1 |
| Other owners | 0 |