- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 7/07 - 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
Patent holdings for IPC class G09B 7/07
Total number of patents in this class: 93
10-year publication summary
11
|
13
|
27
|
22
|
4
|
12
|
15
|
5
|
5
|
4
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pearson Education, Inc. | 464 |
16 |
Intelligent Technologies International, Inc. | 29 |
5 |
Young, Eric Wallace | 12 |
5 |
Kryterion, Inc. | 23 |
4 |
The Board of Trustees of the Leland Stanford Junior University | 6394 |
3 |
Estia, Inc. | 16 |
3 |
National Taiwan Normal University | 132 |
3 |
Knowledge AI Inc. | 5 |
3 |
HMH Education Company | 234 |
3 |
edu AI Blockchain Solutions LLC | 3 |
3 |
International Business Machines Corporation | 61144 |
2 |
Fluidity Software, Inc. | 5 |
2 |
Omada Health, Inc. | 22 |
2 |
Pear Sports LLC | 8 |
2 |
Minute School Inc. | 8 |
2 |
Digital Coaches LLC | 2 |
2 |
Sony Corporation | 31124 |
1 |
The Regents of the University of California | 19859 |
1 |
NEC Corporation | 35471 |
1 |
Seiko Epson Corporation | 19296 |
1 |
Other owners | 29 |