Double-sided e-paper display panel and operating method of display device
US-2024074255-A1 · Feb 29, 2024 · US
Operation of cells; Circuit arrangements affecting the entire cell
Operation of cells; Circuit arrangements affecting the entire cell · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/1685 |
| Official title | Operation of cells; Circuit arrangements affecting the entire cell |
| Display label | Operation of cells; Circuit arrangements affecting the entire cell |
| Total patents | 655 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 22 |
| 2017 | 37 |
| 2018 | 30 |
| 2019 | 46 |
| 2020 | 58 |
| 2021 | 47 |
| 2022 | 67 |
| 2023 | 85 |
| 2024 | 89 |
| 2025 | 129 |
| 2026 | 22 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Image display medium driving device, image display apparatus, driving program, and computer-readable medium
US-2017358263-A1 · Dec 14, 2017 · US
Systems and methods for implementing selective electromagnetic energy filtering objects and coatings using selectably transmissive energy scattering layers
US-2017336540-A1 · Nov 23, 2017 · US
Aggregate particles for use in electrophoretic color displays
US-9778538-B2 · Oct 3, 2017 · US
Color display device
US-9759981-B2 · Sep 12, 2017 · US
Color display device
US-9761181-B2 · Sep 12, 2017 · US
Multi-color electrophoretic displays
US-9740076-B2 · Aug 22, 2017 · US
Systems and methods for implementing selective electromagnetic energy filtering objects and coatings using selectably transmissive energy scattering layers
US-9726790-B2 · Aug 8, 2017 · US
Systems and methods for producing objects incorporating selectably active electromagnetic energy filtering layers and coatings
US-9726791-B2 · Aug 8, 2017 · US
ION Writing Unit with Air Flow
US-2017217206-A1 · Aug 3, 2017 · US
Color display device
US-9671668-B2 · Jun 6, 2017 · US
Color display device
US-2017139304-A1 · May 18, 2017 · US
Driving methods for color display devices
US-9640119-B2 · May 2, 2017 · US
Electrophoretic display device
US-2017103709-A1 · Apr 13, 2017 · US
Driving methods for color display devices
US-2017025072-A1 · Jan 26, 2017 · US
Color display device
US-9513527-B2 · Dec 6, 2016 · US
Systems and methods for producing objects incorporating selectably active electromagnetic energy filtering layers and coatings
US-2016306255-A1 · Oct 20, 2016 · US
Systems and methods for implementing selective electromagnetic energy filtering objects and coatings using selectably transmissive energy scattering layers
US-2016306254-A1 · Oct 20, 2016 · US
Systems and methods for producing objects incorporating selective electromagnetic energy scattering layers, laminates and coatings
US-2016306080-A1 · Oct 20, 2016 · US
Systems and methods for producing laminates, layers and coatings including elements for scattering and passing selective wavelengths of electromagnetic energy
US-2016306078-A1 · Oct 20, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/1685?
- CPC G02F1/1685 is the Cooperative Patent Classification code for “Operation of cells; Circuit arrangements affecting the entire cell.”
- How many patents are filed under CPC G02F1/1685 (Operation of cells; Circuit arrangements affecting the entire cell)?
- Our database includes 655 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/1685 growing?
- Publication counts under this code: 89 in 2024 vs 129 in 2025 (latest complete years).