- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 7/12 - 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 wherein a set of answers is common to a plurality of questions 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 7/12
Total number of patents in this class: 20
10-year publication summary
|
2
|
7
|
3
|
1
|
3
|
1
|
1
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pearson Education, Inc. | 474 |
3 |
| Fujitsu Limited | 16862 |
2 |
| NEC Corporation | 36934 |
1 |
| Koninklijke Philips Electronics N.V. | 7494 |
1 |
| Amazon Technologies, Inc. | 28066 |
1 |
| Benesse Corporation | 35 |
1 |
| Knowledge Factor, Inc. | 12 |
1 |
| Labster ApS | 18 |
1 |
| Tata Consultancy Services Limited | 2557 |
1 |
| The Trustees of the Stevens Institute of Technology | 177 |
1 |
| The University of Tokyo | 4352 |
1 |
| Oberon Sciences Ilan Ltd. | 8 |
1 |
| Mimos Bhd. | 975 |
1 |
| Limited Liability Company "Cerevrum" | 3 |
1 |
| FUJIFILM Business Innovation Corp. | 7916 |
1 |
| Momentis Surgical Ltd | 103 |
1 |
| Tynker Holdings, LLC | 13 |
1 |
| Other owners | 0 |