- 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 15/08 - Practice keyboards
Patent holdings for IPC class G09B 15/08
Total number of patents in this class: 19
10-year publication summary
5
|
3
|
6
|
5
|
4
|
5
|
7
|
0
|
2
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Casio Computer Co., Ltd. | 3343 |
2 |
McCarthy Music Corp. | 2 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Sony Corporation | 32931 |
1 |
Yamaha Corporation | 4054 |
1 |
The Board of Trustees of the Leland Stanford Junior University | 6054 |
1 |
Allegro Multimedia, Inc. | 8 |
1 |
Arelis Josefina Galavis | 1 |
1 |
Hitachi Systems, Ltd. | 241 |
1 |
Percebe Music Inc. | 2 |
1 |
Virtual Toys, S.L. | 2 |
1 |
Giovanni Technologies, Inc. | 2 |
1 |
Mobilizar Technologies Private Limited | 11 |
1 |
Synca-Outfit NQ co., Ltd. | 7 |
1 |
P.R. Sounds Ltd. | 1 |
1 |
Piano LED | 1 |
1 |
Yesayan, Mher | 1 |
1 |
Other owners | 0 |