Liquid crystal light-adjusting film, backlight module and manufacturing method of liquid crystal light-adjusting film
US-10823899-B2 · Nov 3, 2020 · US
working in reverse mode, i.e. clear in the off-state and scattering in the on-state
working in reverse mode, i.e. clear in the off-state and scattering in the on-state · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/13347 |
| Official title | {working in reverse mode, i.e. clear in the off-state and scattering in the on-state} |
| Display label | working in reverse mode, i.e. clear in the off-state and scattering in the on-state |
| Total patents | 180 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 12 |
| 2019 | 21 |
| 2020 | 14 |
| 2021 | 22 |
| 2022 | 19 |
| 2023 | 25 |
| 2024 | 27 |
| 2025 | 18 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Light control device
US-2020183204-A1 · Jun 11, 2020 · US
Display device
US-2020166796-A1 · May 28, 2020 · US
Touch display screen and preparation method, display apparatus and drive method therefor
US-10564781-B2 · Feb 18, 2020 · US
Display device having polymer dispersed liquid crystals
US-10545365-B2 · Jan 28, 2020 · US
Liquid crystal device including insulating film, light control window and production method
US-2019377218-A1 · Dec 12, 2019 · US
Display device
US-10504477-B2 · Dec 10, 2019 · US
Light controlling apparatus and method of fabricating the same
US-10502999-B2 · Dec 10, 2019 · US
Display device including an optical modulator
US-10503013-B2 · Dec 10, 2019 · US
Display device
US-10497322-B2 · Dec 3, 2019 · US
Waveguide liquid crystal display
US-2019361272-A1 · Nov 28, 2019 · US
Display device
US-10453403-B2 · Oct 22, 2019 · US
Liquid crystal light-adjusting film, backlight module and manufacturing method of liquid crystal light-adjusting film
US-2019302345-A1 · Oct 3, 2019 · US
Switching layer for use in an optical switching element
US-2019284474-A1 · Sep 19, 2019 · US
Liquid Crystal Composite, Liquid Crystal Element, and Associated Selectively Dimmable Device
US-2019278115-A1 · Sep 12, 2019 · US
Display device
US-2019278138-A1 · Sep 12, 2019 · US
Liquid crystal display element
US-10386681-B2 · Aug 20, 2019 · US
Display device including an optical modulator
US-2019243189-A1 · Aug 8, 2019 · US
Light control sheets and imaging systems
US-2019227354-A1 · Jul 25, 2019 · US
Display device
US-2019204632-A1 · Jul 4, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/13347?
- CPC G02F1/13347 is the Cooperative Patent Classification code for “working in reverse mode, i.e. clear in the off-state and scattering in the on-state.”
- How many patents are filed under CPC G02F1/13347 (working in reverse mode, i.e. clear in the off-state and scattering in the on-state)?
- Our database includes 180 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/13347 growing?
- Publication counts under this code: 27 in 2024 vs 18 in 2025 (latest complete years).