- 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 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: 1198
10-year publication summary
|
166
|
224
|
164
|
132
|
143
|
139
|
98
|
93
|
87
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pearson Education, Inc. | 453 |
77 |
| International Business Machines Corporation | 60644 |
61 |
| D2l Corporation | 163 |
21 |
| Educational Testing Service | 259 |
21 |
| Enduvo, Inc. | 38 |
15 |
| Microsoft Technology Licensing, LLC | 51439 |
14 |
| Tata Consultancy Services Limited | 2066 |
14 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Breakthrough Performancetech, LLC | 34 |
12 |
| Monk Akarshala Design Private Limited | 43 |
12 |
| Cognivue, Inc. | 42 |
12 |
| Monk Akarshala Inc. | 42 |
11 |
| LearningMate Solutions Private Limited | 15 |
10 |
| Predictive Safety SRP, Inc. | 28 |
10 |
| Akili Interactive Labs, Inc. | 101 |
9 |
| NEC Corporation | 32703 |
8 |
| Fujitsu Limited | 19265 |
8 |
| Nike, Inc. | 13075 |
8 |
| Circadence Corporation | 32 |
8 |
| Kryterion, Inc. | 24 |
8 |
| Other owners | 847 |