- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 11/22 - Optical objectives characterised by the total number of simple and compound lenses forming the objective and their arrangement having four lenses only arranged L L L L
Patent holdings for IPC class G02B 11/22
Total number of patents in this class: 8
10-year publication summary
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0
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0
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0
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0
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1
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1
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1
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Innotek Co., Ltd. | 6758 |
4 |
| Industrial Technology Research Institute | 4898 |
1 |
| Seeing Machines Limited | 74 |
1 |
| Zhejiang Sunny Optical Co., Ltd | 302 |
1 |
| Shen Zhen Hypernano Optics Technology Co., Ltd | 2 |
1 |
| Other owners | 0 |