Color filter substrate and display apparatus
US-2021356773-A1 · Nov 18, 2021 · US
photochromic
photochromic · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F2202/14 |
| Official title | photochromic |
| Display label | photochromic |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 8 |
| 2017 | 4 |
| 2018 | 11 |
| 2019 | 11 |
| 2020 | 8 |
| 2021 | 16 |
| 2022 | 20 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Transparent display panel and display device
US-2021296410-A1 · Sep 23, 2021 · US
Display Substrate, Manufacturing Method Therefor, Display Panel and Display Device
US-2021225963-A1 · Jul 22, 2021 · US
Automatic darkening filter assembly for a welding protector and a welding protector
US-2021205136-A1 · Jul 8, 2021 · US
Display device and automobile
US-11041984-B2 · Jun 22, 2021 · US
Head-mounted device with an adjustable opacity system
US-11029521-B2 · Jun 8, 2021 · US
Transparent display panel, method for fabricating the same, and display device
US-11009759-B2 · May 18, 2021 · US
Display Device and Method of Manufacturing Thereof
US-2021088847-A1 · Mar 25, 2021 · US
Automatic darkening filter assembly for a welding protector and a welding protector
US-10952902-B2 · Mar 23, 2021 · US
Optical device and display device
US-10928568-B2 · Feb 23, 2021 · US
Viewing angle controlling film, backlight unit using the same and display device using the same
US-10928660-B2 · Feb 23, 2021 · US
Photochromic film
US-10877301-B2 · Dec 29, 2020 · US
Display devices including photochromic-dichroic compounds and dichroic compounds
US-10866455-B2 · Dec 15, 2020 · US
Transparent display panel, method for fabricating the same, and display device
US-2020326566-A1 · Oct 15, 2020 · US
Display device and automobile
US-2020257144-A1 · Aug 13, 2020 · US
Display panel and display device
US-2020251538-A1 · Aug 6, 2020 · US
Glazing having switchable optical properties
US-10627693-B2 · Apr 21, 2020 · US
Oriented polymeric sheets exhibiting dichroism and articles containing the same
US-10619018-B2 · Apr 14, 2020 · US
Display panel, method for manufacturing the same, and display device
US-2020098836-A1 · Mar 26, 2020 · US
Head-Mounted Device with an Adjustable Opacity System
US-2019324274-A1 · Oct 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F2202/14?
- CPC G02F2202/14 is the Cooperative Patent Classification code for “photochromic.”
- How many patents are filed under CPC G02F2202/14 (photochromic)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC G02F2202/14 growing?
- Publication counts under this code: 10 in 2024 vs 8 in 2025 (latest complete years).