Optoelectronic circuit with light-emitting diodes
US-10299325-B2 · May 21, 2019 · US
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Cross-Sectional Technologies
Cross-Sectional Technologies · Cooperative Patent Classification (CPC)
General tagging of emerging or interdisciplinary technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | Y02B20/342 |
| Official title | — |
| Display label | Cross-Sectional Technologies (mapped technology topic) |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
LED lighting apparatus for use with AC-output lighting ballasts
US-10117295-B2 · Oct 30, 2018 · US
Dimming led circuit augmenting dc/dc controller integrated circuit
US-2018035500-A1 · Feb 1, 2018 · US
Lighting device suitable for multiple voltage sources
US-9717121-B2 · Jul 25, 2017 · US
Apparatus and methods of operation of passive LED lighting equipment
US-9717120-B2 · Jul 25, 2017 · US
LED lighting apparatus for use with AC-output lighting ballasts
US-9439249-B2 · Sep 6, 2016 · US
Pixel circuit and organic light emitting display device including the same
US-9202410-B2 · Dec 1, 2015 · US
Driving light emitting circuit
US-9198238-B2 · Nov 24, 2015 · US
Lighting device with optical pulsation suppression by polyphase-driven electric energy
US-9066378-B2 · Jun 23, 2015 · US