Obstacle sensing module and cleaning robot including the same
US-9846435-B2 · Dec 19, 2017 · US
having two components only
having two components 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 | G02B9/04 |
| Official title | having two components only |
| Display label | having two components only |
| Total patents | 286 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 29 |
| 2016 | 25 |
| 2017 | 18 |
| 2018 | 25 |
| 2019 | 30 |
| 2020 | 42 |
| 2021 | 25 |
| 2022 | 27 |
| 2023 | 22 |
| 2024 | 17 |
| 2025 | 24 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Three-surface wide field-of-view lens system
US-9778443-B2 · Oct 3, 2017 · US
Lens module
US-9746635-B2 · Aug 29, 2017 · US
Objective lens for endoscopes and endoscope
US-2017224201-A1 · Aug 10, 2017 · US
Lens Module
US-2017139177-A1 · May 18, 2017 · US
Optical lens
US-9645365-B2 · May 9, 2017 · US
Eyepiece lens, observation apparatus including the eyepiece lens and image pickup apparatus including the eyepiece lens
US-2016363759-A1 · Dec 15, 2016 · US
Imaging lens and imaging apparatus
US-9519121-B2 · Dec 13, 2016 · US
Imaging lens module and mobile terminal
US-9513454-B2 · Dec 6, 2016 · US
Lens module
US-9507117-B2 · Nov 29, 2016 · US
Imaging lens and imaging apparatus equipped with the same
US-9494770-B2 · Nov 15, 2016 · US
Single focal length lens system, camera, and automobile
US-2016320613-A1 · Nov 3, 2016 · US
Image forming lens system and image pickup apparatus using the same
US-2016306186-A1 · Oct 20, 2016 · US
Imaging apparatus having a curved image surface
US-9453986-B2 · Sep 27, 2016 · US
Image pickup apparatus and lens unit
US-9453984-B2 · Sep 27, 2016 · US
Single focal length lens system, camera, and automobile
US-2016252707-A1 · Sep 1, 2016 · US
Image-acquisition apparatus
US-2016238832-A1 · Aug 18, 2016 · US
Finder optical system and image capturing apparatus
US-9420186-B2 · Aug 16, 2016 · US
Optical system and image pickup apparatus including the same
US-9417436-B2 · Aug 16, 2016 · US
Imaging lens module and mobile terminal
US-2016231526-A1 · Aug 11, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B9/04?
- CPC G02B9/04 is the Cooperative Patent Classification code for “having two components only.”
- How many patents are filed under CPC G02B9/04 (having two components only)?
- Our database includes 286 publications tagged with this CPC code.
- Is patent activity under CPC G02B9/04 growing?
- Publication counts under this code: 17 in 2024 vs 24 in 2025 (latest complete years).