Patent holdings for IPC class G09B 23/02

Total number of patents in this class: 56

10-year publication summary

5
12
11
14
7
3
6
10
7
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
BrainQuake Inc
8
5
Museum of Mathematics
4
4
Basimah Khulusi MD, LLC
4
2
Conceptua Math
3
2
Utah Valley University
34
2
Carol Bonner Design LLC
3
2
Renzulli Learning, LLC
3
2
Equalkey Corp.
4
2
Bonderiffic Math LLC
3
2
Shape Matrix Geometric Instruments, LLC
11
2
RayLynn Products, LLC
4
2
International Business Machines Corporation
62748
1
Denso Corporation
25645
1
Casio Computer Co., Ltd.
3491
1
Abastecedora Rimova S.A. de C.V.
1
1
Aptima, Inc.
95
1
BRAINco Inc.
19
1
CAE, Inc
7
1
Educational Technology Ltd., TA edtech
1
1
Gamesys Ltd.
71
1
Other owners 20