- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 5/12 - Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations different stations being capable of presenting different information simultaneously
Patent holdings for IPC class G09B 5/12
Total number of patents in this class: 441
10-year publication summary
|
90
|
103
|
76
|
79
|
65
|
55
|
45
|
31
|
20
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62634 |
35 |
| Enduvo, Inc. | 56 |
16 |
| Circadence Corporation | 38 |
11 |
| Pearson Education, Inc. | 474 |
10 |
| SpoonRead Inc. | 12 |
9 |
| Nike, Inc. | 14820 |
7 |
| HealthStream, Inc. | 116 |
7 |
| Study Edge, Inc. | 20 |
7 |
| Microsoft Technology Licensing, LLC | 54466 |
6 |
| Architecture Technology Corporation | 282 |
6 |
| TMRW Group IP | 115 |
6 |
| Tynker Holdings, LLC | 13 |
6 |
| Casio Computer Co., Ltd. | 3496 |
5 |
| CAE Inc. | 258 |
5 |
| State Farm Mutual Automobile Insurance Company | 3421 |
5 |
| University of Central Florida Research Foundation, Inc. | 1248 |
5 |
| Learning System of The Future, Inc. | 8 |
5 |
| Pencil Learning Technologies, Inc. | 14 |
5 |
| Young, Eric Wallace | 12 |
5 |
| Fujitsu Limited | 16874 |
4 |
| Other owners | 276 |