- 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: 30
10-year publication summary
|
1
|
8
|
2
|
1
|
3
|
7
|
3
|
2
|
3
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noah Text, LLC | 3 |
3 |
| Nike, Inc. | 14820 |
2 |
| Master Key, LLC | 18 |
2 |
| Core Vocabulary Exchange System Solution, Inc. | 4 |
2 |
| Rosetta Stone LLC | 58 |
2 |
| Nike International Ltd. | 658 |
1 |
| Boe Technology Group Co., Ltd. | 44029 |
1 |
| Beijing BOE Display Technology Co., Ltd. | 2986 |
1 |
| Beijing Normal University | 107 |
1 |
| Discovery Education, Inc. | 50 |
1 |
| Dreambox Learning Inc. | 32 |
1 |
| Educational Testing Service | 238 |
1 |
| Guangzhou Shirui Electronics Co., Ltd. | 774 |
1 |
| Guangzhou Shiyuan Electronics Co., Ltd. | 939 |
1 |
| Nawmal, Ltd | 1 |
1 |
| Shub, Toni M. | 2 |
1 |
| Lovevery, Inc. | 304 |
1 |
| Brite-Liter, Inc | 1 |
1 |
| DOLATA, Antony Valerian | 1 |
1 |
| FRAU, Lorenzo Eligio | 1 |
1 |
| Other owners | 4 |