- All sections
- G - Physics
- G09B - Educational or demonstration appliances; appliances for teaching, or communicating with, the blind, deaf or mute; models; planetaria; globes; maps; diagrams
- G09B 15/06 - Devices for exercising or strengthening fingers or arms; Devices for holding fingers or arms in a proper position for playing
Patent holdings for IPC class G09B 15/06
Total number of patents in this class: 37
10-year publication summary
|
13
|
13
|
9
|
7
|
9
|
3
|
12
|
8
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Strum Perfect LLC | 5 |
4 |
| Casio Computer Co., Ltd. | 3343 |
3 |
| Nippon Telegraph and Telephone Corporation | 14195 |
3 |
| Sunland Information Technology Co., Ltd. | 59 |
3 |
| Precision Biometrics Inc. | 9 |
2 |
| Weinraub Enterprises, Inc. | 4 |
2 |
| Sony Group Corporation | 10730 |
2 |
| AT&T Intellectual Property I, L.P. | 9886 |
1 |
| Honiba, S.A. | 9 |
1 |
| Istanbul Teknik Universitesi | 138 |
1 |
| Miselu, Inc. | 13 |
1 |
| Pocket Strings, LLC | 1 |
1 |
| Russell, Jeremy | 1 |
1 |
| Sony Interactive Entertainment LLC | 1946 |
1 |
| Things 4 Strings, LLC | 13 |
1 |
| Warwick Music Limited | 34 |
1 |
| Yousician Oy | 41 |
1 |
| Star Crest Industries, Inc. | 2 |
1 |
| Irresistible Music, Inc. | 2 |
1 |
| Lin, Yiming | 1 |
1 |
| Other owners | 5 |