- All sections
- G - Physics
- G10C - Pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
- G10C 3/16 - Actions
Patent holdings for IPC class G10C 3/16
Total number of patents in this class: 45
10-year publication summary
|
10
|
7
|
2
|
5
|
2
|
1
|
3
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Corporation | 4066 |
21 |
| Steinway Musical Instruments, Inc. | 26 |
4 |
| Yugen Kaisha Fujii Piano Service | 8 |
3 |
| Sunland Information Technology Co., Ltd. | 59 |
3 |
| Casio Computer Co., Ltd. | 3490 |
2 |
| Kabushiki Kaisha Kawai Gakki Seisakusho | 107 |
2 |
| Roland Corporation | 744 |
2 |
| NTN Corporation | 4928 |
1 |
| Burgett, Inc. | 22 |
1 |
| Steinway, Inc. | 56 |
1 |
| Yugen Kaisha Fuji Piano Service | 1 |
1 |
| Toyo Piano Mfg. Co., Ltd. | 2 |
1 |
| Dh-ebiz Co., Ltd. | 3 |
1 |
| Seven Birds Ltd. | 3 |
1 |
| Yuugengaisha Jishu Urawa Ongakukan | 1 |
1 |
| Other owners | 0 |