- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 9/50 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having four components only arranged + –– + both + components being meniscus
Patent holdings for IPC class G02B 9/50
Total number of patents in this class: 11
10-year publication summary
|
1
|
2
|
1
|
1
|
1
|
0
|
1
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electro-mechanics Co., Ltd. | 5944 |
6 |
| Asia Optical Co., Inc. | 211 |
2 |
| Sintai Optical (Shenzhen) Co., Ltd. | 227 |
2 |
| Largan Precision Co., Ltd. | 1619 |
1 |
| Other owners | 0 |