- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 11/20 - Optical objectives characterised by the total number of simple and compound lenses forming the objective and their arrangement having four lenses only
Patent holdings for IPC class G02B 11/20
Total number of patents in this class: 12
10-year publication summary
2
|
1
|
1
|
2
|
0
|
6
|
0
|
0
|
0
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Genius Electronic Optical (Xiamen) Co., Ltd. | 356 |
2 |
AAC Optics (Changzhou) Co., Ltd. | 558 |
2 |
LG Electronics Inc. | 72737 |
1 |
MEMS Start, LLC | 13 |
1 |
Partron Co., Ltd. | 141 |
1 |
Heptagon Micro Optics Pte. Ltd. | 140 |
1 |
L1 Optics | 1 |
1 |
Zhejiang Sunny Optical Co., Ltd | 301 |
1 |
Shen Zhen Hypernano Optics Technology Co., Ltd | 2 |
1 |
Jiangxi Jingchao Optical Co., Ltd. | 123 |
1 |
Other owners | 0 |