Optical system and camera module comprising same
US-2024377616-A1 · Nov 14, 2024 · US
having two groups only
having two groups only · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B15/142 |
| Official title | {having two groups only} |
| Display label | having two groups only |
| Total patents | 340 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 40 |
| 2016 | 37 |
| 2017 | 37 |
| 2018 | 32 |
| 2019 | 33 |
| 2020 | 28 |
| 2021 | 20 |
| 2022 | 31 |
| 2023 | 16 |
| 2024 | 24 |
| 2025 | 34 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Zoom optical system and image projection apparatus having the same
US-9523907-B2 · Dec 20, 2016 · US
Optical system and imaging apparatus including the same
US-2016313543-A1 · Oct 27, 2016 · US
Imaging lens and imaging apparatus
US-9470873-B2 · Oct 18, 2016 · US
Projection optical system
US-2016299415-A1 · Oct 13, 2016 · US
Image pickup apparatus
US-2016299338-A1 · Oct 13, 2016 · US
Optical system of led variable-focus imaging lamp
US-2016299322-A1 · Oct 13, 2016 · US
Optical instrument
US-9423597-B2 · Aug 23, 2016 · US
Projection optical system
US-2016238825-A1 · Aug 18, 2016 · US
Variable magnification finder and imaging apparatus
US-9417504-B2 · Aug 16, 2016 · US
Variable magnification optical system and imaging apparatus
US-9395522-B2 · Jul 19, 2016 · US
Zoom lens and optical apparatus
US-2016139378-A1 · May 19, 2016 · US
Optical system, image pickup apparatus, and optical device
US-2016116734-A1 · Apr 28, 2016 · US
Zoom lens and imaging apparatus
US-9316818-B2 · Apr 19, 2016 · US
Wide field-of-view stereoscopic projection system
US-2016100157-A1 · Apr 7, 2016 · US
Device for tracking adjustment and tracking adjustment method
US-9304183-B2 · Apr 5, 2016 · US
Imaging lens and imaging apparatus
US-2016085049-A1 · Mar 24, 2016 · US
Imaging lens and imaging apparatus
US-2016085048-A1 · Mar 24, 2016 · US
Microscope adapter unit
US-9250430-B2 · Feb 2, 2016 · US
Zoom lens and image-pickup apparatus having the same
US-9239450-B2 · Jan 19, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B15/142?
- CPC G02B15/142 is the Cooperative Patent Classification code for “having two groups only.”
- How many patents are filed under CPC G02B15/142 (having two groups only)?
- Our database includes 340 publications tagged with this CPC code.
- Is patent activity under CPC G02B15/142 growing?
- Publication counts under this code: 24 in 2024 vs 34 in 2025 (latest complete years).