- All sections
- G - Physics
- G09B - Educational or demonstration appliances; appliances for teaching, or communicating with, the blind, deaf or mute; models; planetaria; globes; maps; diagrams
- G09B 17/04 - Teaching reading for increasing the rate of reading; Reading rate control
Patent holdings for IPC class G09B 17/04
Total number of patents in this class: 34
10-year publication summary
8
|
6
|
3
|
9
|
4
|
7
|
5
|
4
|
5
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
International Business Machines Corporation | 60644 |
5 |
SpoonRead Inc. | 10 |
5 |
AT&T Intellectual Property I, L.P. | 9886 |
2 |
Aspen Performance Technologies | 3 |
2 |
Novartis AG | 11238 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Amazon Technologies, Inc. | 24422 |
1 |
Nuance Communications, Inc. | 450 |
1 |
Orange S.A. | 1379 |
1 |
Aurasma Limited | 11 |
1 |
Blodgett, Sarah K. | 3 |
1 |
Educational Testing Service | 259 |
1 |
Foundations in Learning, Inc. | 4 |
1 |
Google LLC | 38759 |
1 |
Icergo Oy | 1 |
1 |
Square Panda Inc. | 19 |
1 |
Universite Claude Bernard Lyon 1 | 921 |
1 |
Vanderbilt University | 1731 |
1 |
NEUROHM Sp. z o.o. Spolka komandytowa | 1 |
1 |
Joan M. Brennan and Robert A. Brennan, Jr., or Their Successors in Trust, Co-trustees of The Brennan Family Qualified Spousal Trust Share W Dated July 24, 2014, AS May BE amended | 2 |
1 |
Other owners | 4 |