- 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 23/22 - Models for scientific, medical, or mathematical purposes, e.g. full-sized device for demonstration purposes for physics for optics
Patent holdings for IPC class G09B 23/22
Total number of patents in this class: 41
10-year publication summary
4
|
2
|
2
|
2
|
5
|
3
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5
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7
|
3
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Transitions Optical Limited | 133 |
3 |
Johnson & Johnson Vision Care, Inc. | 1255 |
2 |
Centre National de La Recherche Scientifique | 9632 |
2 |
Bioniko Consulting LLC | 8 |
2 |
Carl Zeiss Vision International GmbH | 556 |
2 |
Essilor International (compagnie Generale D'optique) | 2918 |
2 |
Institut National de Recherche en Informatique et en Automatique | 79 |
2 |
Institut Polytechnique de Bordeaux | 356 |
2 |
Universite de Bordeaux | 778 |
2 |
Carl Zeiss AG | 855 |
1 |
Ansys, Inc. | 366 |
1 |
Brien Holden Vision Institute | 77 |
1 |
BT Inc. | 6 |
1 |
EDX Education Co., Ltd. | 16 |
1 |
Lattice Energy Technology Corporation | 3 |
1 |
National Central University | 224 |
1 |
National University Corporation Chiba University | 472 |
1 |
Perfect IP, LLC | 23 |
1 |
Philipps-universitat Marburg | 111 |
1 |
The Secretary of State for Defence | 445 |
1 |
Other owners | 11 |