Patent holdings for IPC class G09B 23/02

Total number of patents in this class: 53

10-year publication summary

22
15
5
12
11
14
7
3
6
2
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
BrainQuake Inc
9
5
Museum of Mathematics
4
4
Basimah Khulusi MD, LLC
5
2
Conceptua Math
3
2
Utah Valley University
29
2
Carol Bonner Design LLC
3
2
Equalkey Corp.
4
2
Bonderiffic Math LLC
3
2
Shape Matrix Geometric Instruments, LLC
10
2
RayLynn Products, LLC
4
2
International Business Machines Corporation
60644
1
Denso Corporation
23338
1
Casio Computer Co., Ltd.
3343
1
Abastecedora Rimova S.A. de C.V.
1
1
Aptima, Inc.
90
1
BRAINco Inc.
17
1
CAE, Inc
7
1
Educational Technology Ltd., TA edtech
1
1
Gamesys Ltd.
74
1
Global Learning Innovations Oy
2
1
Other owners 18