- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 17/02 - Line indicators or other guides or masks
Patent holdings for IPC class G09B 17/02
Total number of patents in this class: 29
10-year publication summary
|
3
|
1
|
7
|
2
|
1
|
3
|
6
|
3
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noah Text, LLC | 3 |
3 |
| Nike, Inc. | 14328 |
2 |
| Master Key, LLC | 19 |
2 |
| Core Vocabulary Exchange System Solution, Inc. | 4 |
2 |
| Rosetta Stone LLC | 54 |
2 |
| Nike International Ltd. | 697 |
1 |
| Boe Technology Group Co., Ltd. | 41698 |
1 |
| Beijing BOE Display Technology Co., Ltd. | 2818 |
1 |
| Beijing Normal University | 97 |
1 |
| Discovery Education, Inc. | 51 |
1 |
| Dreambox Learning Inc. | 32 |
1 |
| Educational Testing Service | 239 |
1 |
| Guangzhou Shirui Electronics Co., Ltd. | 732 |
1 |
| Guangzhou Shiyuan Electronics Co., Ltd. | 933 |
1 |
| Nawmal, Ltd | 1 |
1 |
| Shub, Toni M. | 2 |
1 |
| DOLATA, Antony Valerian | 1 |
1 |
| FRAU, Lorenzo Eligio | 1 |
1 |
| Licc Manufacturing Company (Far East) Ltd. | 1 |
1 |
| PONTING, Iris | 1 |
1 |
| Other owners | 3 |