Camera system comprising a zoom lens and a linear encoder
US-10509192-B2 · Dec 17, 2019 · US
using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)}
using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B7/32 |
| Official title | using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)} |
| Display label | using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)} |
| Total patents | 151 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 10 |
| 2017 | 13 |
| 2018 | 16 |
| 2019 | 19 |
| 2020 | 20 |
| 2021 | 17 |
| 2022 | 11 |
| 2023 | 12 |
| 2024 | 11 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical projection system and optical projection method
US-2019354747-A1 · Nov 21, 2019 · US
Imaging devices having autofocusd control
US-2019271828-A1 · Sep 5, 2019 · US
Observation device, observation method, and observation device control program
US-2019212539-A1 · Jul 11, 2019 · US
Camera system with laser-based rangefinder
US-2019187282-A1 · Jun 20, 2019 · US
Imaging devices having autofocus control
US-10261287-B2 · Apr 16, 2019 · US
Projector
US-10250859-B2 · Apr 2, 2019 · US
Imaging apparatus
US-2019094657-A1 · Mar 28, 2019 · US
Autofocus lens system
US-10222514-B2 · Mar 5, 2019 · US
Apparatus for correcting motion blur
US-10205876-B2 · Feb 12, 2019 · US
Variable focal length lens system with focus monitoring and control
US-10151962-B2 · Dec 11, 2018 · US
Integrated structure including image capture and depth sensing components
US-10129377-B2 · Nov 13, 2018 · US
Mechanism and a method for optical image stabilization for a camera that moves an element to counteract motion of the camera
US-10091425-B2 · Oct 2, 2018 · US
Autofocus lens system
US-10073197-B2 · Sep 11, 2018 · US
Imaging devices having autofocus control
US-2018252894-A1 · Sep 6, 2018 · US
Autofocus lens system
US-2018239063-A1 · Aug 23, 2018 · US
Image processing apparatus, image processing method, and image pickup apparatus
US-2018241941-A1 · Aug 23, 2018 · US
Correction of errors caused by ambient non-uniformities in a fringe-projection autofocus system in absence of a reference mirror
US-2018231899-A1 · Aug 16, 2018 · US
Integrated structure including image capture and depth sensing components
US-2018191879-A1 · Jul 5, 2018 · US
Focusing of a camera monitoring a scene
US-2018180841-A1 · Jun 28, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B7/32?
- CPC G02B7/32 is the Cooperative Patent Classification code for “using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)}.”
- How many patents are filed under CPC G02B7/32 (using active means, e.g. light emitter {(including both an active and a passive focus detecting device G02B7/285; using ultrasound G02B7/40)})?
- Our database includes 151 publications tagged with this CPC code.
- Is patent activity under CPC G02B7/32 growing?
- Publication counts under this code: 11 in 2024 vs 11 in 2025 (latest complete years).