- 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 1/40 - Manually- or mechanically-operated educational appliances using elements forming or bearing symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways comprising elements to be used without a special support to form symbols or signs by appropriate arrangement
Patent holdings for IPC class G09B 1/40
Total number of patents in this class: 11
10-year publication summary
|
4
|
0
|
3
|
1
|
4
|
1
|
1
|
2
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Artec Co., Ltd. | 13 |
1 |
| Denton County Electric Cooperative, Inc. | 4 |
1 |
| Global Learning Innovations Oy | 2 |
1 |
| Midlab, Inc. | 60 |
1 |
| Quanta Associates, L.P. | 435 |
1 |
| Biggle Toys Holding B.V. | 1 |
1 |
| Chongqing Hanzihui Educational Technology Institute Co., Ltd. | 3 |
1 |
| Apeiron Co., Ltd. | 1 |
1 |
| Ideasketch Inc. | 1 |
1 |
| Pledo Co.,Ltd. | 1 |
1 |
| Ksquwave Inc. | 1 |
1 |
| Other owners | 0 |