Lens, light source device, backlight unit, and electronic device
US-2019025649-A1 · Jan 24, 2019 · US
with lamps
with lamps · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/133604 |
| Official title | {with lamps} |
| Display label | with lamps |
| Total patents | 128 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 27 |
| 2016 | 10 |
| 2017 | 11 |
| 2018 | 11 |
| 2019 | 16 |
| 2020 | 9 |
| 2021 | 10 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 10 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Liquid crystal display
US-2018364517-A1 · Dec 20, 2018 · US
Liquid crystal display device and electronic appliance
US-10095070-B2 · Oct 9, 2018 · US
Dynamically tunable, single pixel full-color plasmonic display, method and applications
US-2018284509-A1 · Oct 4, 2018 · US
Light guide plate, backlight module and display device
US-2018231840-A1 · Aug 16, 2018 · US
Light unit and display device including the same
US-10036918-B2 · Jul 31, 2018 · US
Adhesive tape, backlight unit and display device
US-2018210289-A1 · Jul 26, 2018 · US
Display apparatus
US-10029570-B2 · Jul 24, 2018 · US
Supporting member for backlight unit, backlight unit and image display apparatus having the same
US-10001670-B2 · Jun 19, 2018 · US
Liquid crystal display and manufacturing method thereof
US-9885912-B2 · Feb 6, 2018 · US
Display device and method for manufacturing the same
US-2018023771-A1 · Jan 25, 2018 · US
Display device
US-2018004021-A1 · Jan 4, 2018 · US
Lighting device and display device
US-2017359867-A1 · Dec 14, 2017 · US
Backlight module and liquid crystal display having the same
US-9798187-B2 · Oct 24, 2017 · US
Reflective Assembly, Backlight Module and Display Device
US-2017292677-A1 · Oct 12, 2017 · US
Liquid crystal display device and a backlight module thereof
US-9778508-B2 · Oct 3, 2017 · US
Display device
US-2017242302-A1 · Aug 24, 2017 · US
Backlight unit and related display device
US-9720279-B2 · Aug 1, 2017 · US
Connection method for connection wire structure of direct light bar
US-9693465-B2 · Jun 27, 2017 · US
Method for improving luminance uniformity of side-edge curved module
US-9684118-B2 · Jun 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/133604?
- CPC G02F1/133604 is the Cooperative Patent Classification code for “with lamps.”
- How many patents are filed under CPC G02F1/133604 (with lamps)?
- Our database includes 128 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/133604 growing?
- Publication counts under this code: 10 in 2024 vs 7 in 2025 (latest complete years).