Optical system and image pickup apparatus having the same
US-2025341703-A1 · Nov 6, 2025 · US
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the front and rear components having compound lenses
the front and rear components having compound lenses · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B9/26 |
| Official title | the front and rear components having compound lenses |
| Display label | the front and rear components having compound lenses |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical system and image pickup apparatus having the same
US-12392991-B2 · Aug 19, 2025 · US
Relay system and projector
US-2024288662-A1 · Aug 29, 2024 · US
Optical system and image pickup apparatus having the same
US-2023213745-A1 · Jul 6, 2023 · US
Optical system and image pickup apparatus having the same
US-2023020736-A1 · Jan 19, 2023 · US
Optical system and imaging apparatus having the same
US-11372201-B2 · Jun 28, 2022 · US
Optical system and imaging apparatus having the same
US-2020326504-A1 · Oct 15, 2020 · US
Optical system and image pickup apparatus
US-10718929-B2 · Jul 21, 2020 · US
Optical system and image pickup apparatus having the same
US-10620401-B2 · Apr 14, 2020 · US
Image forming lens system and image pickup apparatus including the same
US-10386617-B2 · Aug 20, 2019 · US
Optical system and image pickup apparatus
US-2019041606-A1 · Feb 7, 2019 · US
Imaging optical system having specified relationship between focal length, abbe number, and partial dispersion ratio, and imaging apparatus having the same
US-10168510-B2 · Jan 1, 2019 · US
Imaging lens and imaging apparatus
US-10168507-B2 · Jan 1, 2019 · US
Image forming lens system and image pickup apparatus including the same
US-2018172958-A1 · Jun 21, 2018 · US
Imaging lens and imaging apparatus
US-2018095246-A1 · Apr 5, 2018 · US
Objective optical system
US-9846295-B2 · Dec 19, 2017 · US
Optical system and image pickup apparatus having the same
US-2017351060-A1 · Dec 7, 2017 · US
Objective optical system
US-2016370558-A1 · Dec 22, 2016 · US
Imaging optical system and imaging apparatus having the same
US-2016341958-A1 · Nov 24, 2016 · US