- All sections
- G - Physics
- G10C - Pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
- G10C 3/161 - Actions specially adapted for upright pianos
Patent holdings for IPC class G10C 3/161
Total number of patents in this class: 3
10-year publication summary
|
0
|
0
|
0
|
2
|
1
|
0
|
2
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Corporation | 4069 |
1 |
| Kabushiki Kaisha Kawai Gakki Seisakusho | 107 |
1 |
| Keybird Instruments ApS | 6 |
1 |
| Other owners | 0 |