- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 7/00 - Electrically-operated teaching apparatus or devices working with questions and answers
Patent holdings for IPC class G09B 7/00
Total number of patents in this class: 1308
10-year publication summary
|
164
|
132
|
145
|
139
|
101
|
100
|
103
|
91
|
79
|
60
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pearson Education, Inc. | 475 |
86 |
| International Business Machines Corporation | 62769 |
58 |
| Enduvo, Inc. | 57 |
30 |
| D2l Corporation | 184 |
28 |
| Tata Consultancy Services Limited | 2587 |
16 |
| Microsoft Technology Licensing, LLC | 54554 |
14 |
| Samsung Electronics Co., Ltd. | 158842 |
13 |
| Breakthrough Performancetech, LLC | 34 |
13 |
| Educational Testing Service | 236 |
13 |
| Monk Akarshala Design Private Limited | 43 |
12 |
| Cognivue, Inc. | 39 |
12 |
| Monk Akarshala Inc. | 42 |
11 |
| Circadence Corporation | 37 |
10 |
| Predictive Safety SRP, Inc. | 23 |
10 |
| NEC Corporation | 37312 |
9 |
| Akili Interactive Labs, Inc. | 96 |
9 |
| Straive Private Limited | 10 |
9 |
| Fujitsu Limited | 16851 |
8 |
| Nike, Inc. | 14907 |
8 |
| Kryterion, Inc. | 23 |
8 |
| Other owners | 931 |