- 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: 56
10-year publication summary
|
1
|
4
|
4
|
9
|
5
|
2
|
1
|
0
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yamaha Corporation | 4054 |
25 |
| Sunland Information Technology Co., Ltd. | 59 |
16 |
| Steinway, Inc. | 59 |
7 |
| Renesas Electronics Corporation | 6305 |
1 |
| Burgett, Inc. | 24 |
1 |
| Kabushiki Kaisha Sega | 143 |
1 |
| Novelorg Inc. | 2 |
1 |
| Roland Corporation | 667 |
1 |
| Schimmel Verwaltungsgesellschaft mbH | 22 |
1 |
| Sega Toys Co., Ltd. | 63 |
1 |
| Vioga GmbH | 3 |
1 |
| Other owners | 0 |