Rotating display device using semiconductor light-emitting element
US-12536927-B2 · Jan 27, 2026 · US
with moving light sources, e.g. rotating luminous tubes
with moving light sources, e.g. rotating luminous tubes · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G09F13/30 |
| Official title | with moving light sources, e.g. rotating luminous tubes |
| Display label | with moving light sources, e.g. rotating luminous tubes |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Display apparatus
US-12457695-B2 · Oct 28, 2025 · US
Backlight source, display device, and method for partition control
US-12416832-B2 · Sep 16, 2025 · US
Display device
US-12300124-B2 · May 13, 2025 · US
Rotary-type display apparatus using semiconductor light-emitting device
US-12189145-B2 · Jan 7, 2025 · US
Rotatable display device using semiconductor light-emitting diodes
US-12073744-B2 · Aug 27, 2024 · US
Visual communication system
US-2024249651-A1 · Jul 25, 2024 · US
Display device
US-2024233587-A9 · Jul 11, 2024 · US
Backlight source, display device, and method for partition control
US-2024142822-A1 · May 2, 2024 · US
Display device
US-2024135843-A1 · Apr 25, 2024 · US
Visual communication system
US-11922829-B2 · Mar 5, 2024 · US
POV display device and control method therefor
US-11908357-B2 · Feb 20, 2024 · US
Rotating display device using semiconductor light-emitting element
US-2023274670-A1 · Aug 31, 2023 · US
Pov display device and control method therefor
US-2023162633-A1 · May 25, 2023 · US
Pov display device and method for controlling same
US-2023154388-A1 · May 18, 2023 · US
Pov display device and control method therefor
US-2023154366-A1 · May 18, 2023 · US
Rotary-type display apparatus using semiconductor light-emitting device
US-2023004019-A1 · Jan 5, 2023 · US
Display apparatus
US-2022418116-A1 · Dec 29, 2022 · US
Rotating display apparatus using semiconductor light emitting device
US-2022341568-A1 · Oct 27, 2022 · US
Rotatable display device using semiconductor light-emitting diodes
US-2022343812-A1 · Oct 27, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G09F13/30?
- CPC G09F13/30 is the Cooperative Patent Classification code for “with moving light sources, e.g. rotating luminous tubes.”
- How many patents are filed under CPC G09F13/30 (with moving light sources, e.g. rotating luminous tubes)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC G09F13/30 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).