Phosphor plate, light emitting device, and method for manufacturing phosphor plate
US-12284848-B2 · Apr 22, 2025 · US
Aluminates; Silicates
Aluminates; Silicates · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09K11/676 |
| Official title | {Aluminates; Silicates} |
| Display label | Aluminates; Silicates |
| Total patents | 52 |
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 | 4 |
| 2016 | 12 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A radiation sensing material
US-2024318075-A1 · Sep 26, 2024 · US
Uv-sensitive man-made cellulose textile fiber
US-2024218566-A1 · Jul 4, 2024 · US
Lighting device
US-11767470-B2 · Sep 26, 2023 · US
Phosphor plate, light emitting device, and method for manufacturing phosphor plate
US-2022399480-A1 · Dec 15, 2022 · US
A lighting device
US-2022195296-A1 · Jun 23, 2022 · US
Indicating the intensity of a predetermined type of radiation
US-11168247-B2 · Nov 9, 2021 · US
Determining the amount of a predetermined type of radiation irradiated on a sensor material
US-11079498-B2 · Aug 3, 2021 · US
Luminescent material
US-11034887-B2 · Jun 15, 2021 · US
Process for improved halide materials
US-10954438-B2 · Mar 23, 2021 · US
Synthetic material for detecting ultraviolet radiation and/or X-radiation
US-10941340-B2 · Mar 9, 2021 · US
Determining the amount of a predetermined type of radiation irradiated on a sensor material
US-2020386899-A1 · Dec 10, 2020 · US
Luminescent material
US-2020318003-A1 · Oct 8, 2020 · US
Indicating the intensity of a predetermined type of radiation
US-2020263082-A1 · Aug 20, 2020 · US
Luminescent material
US-10640704-B2 · May 5, 2020 · US
Synthetic material for detecting ultraviolet radiation and/or x-radiation
US-2020109332-A1 · Apr 9, 2020 · US
Synthetic material for detecting ultraviolet radiation and/or X-radiation
US-10533131-B2 · Jan 14, 2020 · US
Functional material, its preparation method, and organic light emitting diode display panel
US-10454062-B2 · Oct 22, 2019 · US
Red phosphor powder, preparation method thereof and luminescent device comprising same
US-10385265-B2 · Aug 20, 2019 · US
Phosphor, light-emitting device, illumination device and image display device
US-10370589-B2 · Aug 6, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09K11/676?
- CPC C09K11/676 is the Cooperative Patent Classification code for “Aluminates; Silicates.”
- How many patents are filed under CPC C09K11/676 (Aluminates; Silicates)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC C09K11/676 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).