- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 7/08 - Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question, supplying further information
Patent holdings for IPC class G09B 7/08
Total number of patents in this class: 191
10-year publication summary
|
26
|
34
|
27
|
17
|
24
|
25
|
19
|
21
|
19
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pearson Education, Inc. | 475 |
12 |
| Young, Eric Wallace | 12 |
10 |
| Voxy Holdings Ltd. | 10 |
10 |
| International Business Machines Corporation | 62769 |
9 |
| 2HR Learning, Inc. | 73 |
8 |
| Enduvo, Inc. | 57 |
7 |
| Breakthrough Performancetech, LLC | 34 |
6 |
| Obrizum Group Ltd. | 22 |
5 |
| Microsoft Technology Licensing, LLC | 54554 |
4 |
| Amplify Education, Inc. | 36 |
4 |
| Knowledge Factor, Inc. | 12 |
4 |
| Mimos Bhd. | 975 |
4 |
| Adeia Guides Inc. | 3984 |
3 |
| Curioxr, Inc. | 47 |
3 |
| Fujitsu Limited | 16851 |
2 |
| Alchemy Systems, L.P., Alchemy Systems Management, L.L.C. (a Texas limited liability company) | 34 |
2 |
| Discovery Education, Inc. | 77 |
2 |
| DISH Network L.L.C. | 957 |
2 |
| Quizista GmbH | 2 |
2 |
| Thinkcerca.com, Inc. | 9 |
2 |
| Other owners | 90 |