Light guide, light source device, and image reading device
US-2016370532-A1 · Dec 22, 2016 · US
Physics
Physics · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B3/02 |
| Official title | — |
| Display label | Physics (mapped technology topic) |
| Total patents | 717 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 43 |
| 2016 | 42 |
| 2017 | 46 |
| 2018 | 56 |
| 2019 | 68 |
| 2020 | 84 |
| 2021 | 61 |
| 2022 | 77 |
| 2023 | 64 |
| 2024 | 92 |
| 2025 | 57 |
| 2026 | 27 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Virtual reality headset
US-2016349836-A1 · Dec 1, 2016 · US
Zoom lens
US-9507133-B2 · Nov 29, 2016 · US
Driving assistance device
US-2016339841-A1 · Nov 24, 2016 · US
Method for obtaining at least one structure approximating a sought structure by reflow
US-2016334620-A1 · Nov 17, 2016 · US
Imaging lens
US-9477066-B2 · Oct 25, 2016 · US
Hybrid grin diffractive optics
US-9465144-B2 · Oct 11, 2016 · US
Optical glass, hot-molded article and method of manufacturing the same, optical element and method of manufacturing the same
US-9434637-B2 · Sep 6, 2016 · US
Linear light source apparatus and image reading apparatus
US-9435509-B2 · Sep 6, 2016 · US
Optical glass and optical element
US-2016244355-A1 · Aug 25, 2016 · US
Photographic lens and photographic apparatus using the same
US-2016195702-A1 · Jul 7, 2016 · US
Optical lens and display device including the same
US-2016187726-A1 · Jun 30, 2016 · US
Imaging lens and imaging device
US-9360656-B2 · Jun 7, 2016 · US
Optical element, imaging apparatus including the same, and method for fabricating the same
US-9310528-B2 · Apr 12, 2016 · US
Optical substrate, optical element, optical element barrel, and optical device
US-2016091688-A1 · Mar 31, 2016 · US
Imaging lens
US-9285563-B2 · Mar 15, 2016 · US
Asymmetric area lighting lens
US-9234650-B2 · Jan 12, 2016 · US
Optical glass, hot-molded article and method of manufacturing the same, optical element and method of manufacturing the same
US-2015376051-A1 · Dec 31, 2015 · US
Method of reconstructing aspheric surface equations from measurements
US-9223061-B2 · Dec 29, 2015 · US
Optical glass, optical glass blank, glass material for press molding, optical element, and methods for producing them
US-2015368151-A1 · Dec 24, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02B3/02?
- CPC G02B3/02 is the Cooperative Patent Classification code for “Physics.”
- How many patents are filed under CPC G02B3/02 (Physics)?
- Our database includes 717 publications tagged with this CPC code.
- Is patent activity under CPC G02B3/02 growing?
- Publication counts under this code: 92 in 2024 vs 57 in 2025 (latest complete years).