- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 7/073 - 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 providing for individual presentation of questions to a plurality of student stations all student stations being capable of presenting the same questions simultaneously
Patent holdings for IPC class G09B 7/073
Total number of patents in this class: 24
10-year publication summary
|
7
|
1
|
1
|
3
|
2
|
2
|
1
|
2
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| University of Central Florida Research Foundation, Inc. | 1196 |
5 |
| Fujitsu Limited | 18087 |
3 |
| Nielsen Consumer LLC | 421 |
3 |
| Interactive Solutions Corp. | 70 |
2 |
| Plickers Inc. | 8 |
2 |
| Visits Technologies Inc. | 7 |
2 |
| University of Florida Research Foundation, Inc. | 4053 |
1 |
| Beijing Da Mi Technology Co., Ltd. | 100 |
1 |
| Cork Institute of Technology | 17 |
1 |
| Coursera, Inc. | 41 |
1 |
| Promethean Limited | 152 |
1 |
| Tophatmonocle Corp. | 11 |
1 |
| Gened Corp. | 4 |
1 |
| Other owners | 0 |