Wavelength conversion member complex, light emitting device, and method for manufacturing wavelength conversion member complex
US-10775023-B2 · Sep 15, 2020 · US
Ceramics or glass
Ceramics or glass · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F21V29/86 |
| Official title | {Ceramics or glass} |
| Display label | Ceramics or glass |
| Total patents | 82 |
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 | 11 |
| 2016 | 13 |
| 2017 | 12 |
| 2018 | 12 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 10 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Light bulb apparatus
US-10767816-B1 · Sep 8, 2020 · US
Wavelength conversion member complex, light emitting device, and method for manufacturing wavelength conversion member complex
US-2020103095-A1 · Apr 2, 2020 · US
Light emitting diode tube lamp including glass lamp tube with retaining ridges for engaging light emitting diode board to tube lamp
US-10465866-B2 · Nov 5, 2019 · US
LED light source
US-10429053-B2 · Oct 1, 2019 · US
LED light bulb
US-10393321-B2 · Aug 27, 2019 · US
Lighting fixture
US-2019234606-A1 · Aug 1, 2019 · US
Lighting fixture
US-10274183-B2 · Apr 30, 2019 · US
In mold electronic printed circuit board encapsulation and assembly
US-2019093874-A1 · Mar 28, 2019 · US
Illuminating apparatus
US-RE47293-E · Mar 12, 2019 · US
Radiator, electronic device, illumination device, and method for manufacturing radiator
US-2019032909-A1 · Jan 31, 2019 · US
Lighting equipment
US-2019003696-A1 · Jan 3, 2019 · US
In mold electronic printed circuit board encapsulation and assembly
US-10156352-B2 · Dec 18, 2018 · US
Led light bulb
US-2018320829-A1 · Nov 8, 2018 · US
Led light source
US-2018299112-A1 · Oct 18, 2018 · US
Highly efficient heat-dissipating light-emitting diode lighting device
US-10041665-B2 · Aug 7, 2018 · US
Light sources incorporating light emitting diodes
US-2018216785-A1 · Aug 2, 2018 · US
Lighting device having heat dissipation element
US-9982847-B2 · May 29, 2018 · US
Phosphor-containing member and light emitting device containing thereof
US-9982868-B2 · May 29, 2018 · US
LED lamp
US-9951938-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V29/86?
- CPC F21V29/86 is the Cooperative Patent Classification code for “Ceramics or glass.”
- How many patents are filed under CPC F21V29/86 (Ceramics or glass)?
- Our database includes 82 publications tagged with this CPC code.
- Is patent activity under CPC F21V29/86 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).