Alignment and rotation of janus microparticles in response to acceleration
US-2017371151-A1 · Dec 28, 2017 · US
based on a suspension of orientable dipolar particles, e.g. suspended particles displays
based on a suspension of orientable dipolar particles, e.g. suspended particles displays · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/172 |
| Official title | {based on a suspension of orientable dipolar particles, e.g. suspended particles displays} |
| Display label | based on a suspension of orientable dipolar particles, e.g. suspended particles displays |
| Total patents | 247 |
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 | 24 |
| 2016 | 31 |
| 2017 | 25 |
| 2018 | 27 |
| 2019 | 32 |
| 2020 | 25 |
| 2021 | 20 |
| 2022 | 20 |
| 2023 | 17 |
| 2024 | 16 |
| 2025 | 7 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Active video projection screen
US-2017221406-A1 · Aug 3, 2017 · US
Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus
US-2017081528-A1 · Mar 23, 2017 · US
Gauge opacity control
US-2017075314-A1 · Mar 16, 2017 · US
Reflective display apparatus and manufacturing method of reflective display apparatus
US-9581755-B2 · Feb 28, 2017 · US
Frequency-controlled electro-optical device
US-2016363799-A1 · Dec 15, 2016 · US
Display panel and display device
US-9519176-B2 · Dec 13, 2016 · US
System for selectively revealing indicia
US-9514662-B2 · Dec 6, 2016 · US
Electrophoretic material, electrophoresis display device, and electronic apparatus
US-9494842-B2 · Nov 15, 2016 · US
Optical device and display device provided with same
US-2016327836-A1 · Nov 10, 2016 · US
Motor vehicle glazing
US-2016313587-A1 · Oct 27, 2016 · US
Laminated glass
US-2016312523-A1 · Oct 27, 2016 · US
Electro-optic displays, and processes for the production thereof
US-9470950-B2 · Oct 18, 2016 · US
Electronic paper display device
US-9442343-B2 · Sep 13, 2016 · US
Electrochromic Device with Graphene/Ferroelectric Electrode
US-2016259224-A1 · Sep 8, 2016 · US
Multi-color electrophoretic display device, image sheet, and manufacturing method thereof
US-9417499-B2 · Aug 16, 2016 · US
Infrared focusing device
US-2016231637-A1 · Aug 11, 2016 · US
Electrophoretic fluids
US-9383621-B2 · Jul 5, 2016 · US
Polarizing film and display device including the same
US-2016178820-A1 · Jun 23, 2016 · US
Fail safe mechanism for switchable window
US-2016161780-A1 · Jun 9, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/172?
- CPC G02F1/172 is the Cooperative Patent Classification code for “based on a suspension of orientable dipolar particles, e.g. suspended particles displays.”
- How many patents are filed under CPC G02F1/172 (based on a suspension of orientable dipolar particles, e.g. suspended particles displays)?
- Our database includes 247 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/172 growing?
- Publication counts under this code: 16 in 2024 vs 7 in 2025 (latest complete years).