Liquid crystal display apparatus
US-2017372667-A1 · Dec 28, 2017 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L25/13 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 514 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 15 |
| 2017 | 28 |
| 2018 | 37 |
| 2019 | 62 |
| 2020 | 74 |
| 2021 | 53 |
| 2022 | 58 |
| 2023 | 58 |
| 2024 | 64 |
| 2025 | 40 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
LED lighting apparatus
US-9837392-B2 · Dec 5, 2017 · US
Light-emitting device, method for designing light-emitting device, method for driving light-emitting device, illumination method, and method for manufacturing light-emitting device
US-2017331014-A1 · Nov 16, 2017 · US
Camera strobe having multi-LED packages
US-9819848-B2 · Nov 14, 2017 · US
Light-emitting diode display apparatus
US-2017323871-A1 · Nov 9, 2017 · US
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
US-2017288105-A1 · Oct 5, 2017 · US
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
US-2017288107-A1 · Oct 5, 2017 · US
Led lighting apparatus
US-2017287884-A1 · Oct 5, 2017 · US
Light emitting device and lighting device
US-2017268734-A1 · Sep 21, 2017 · US
Semiconductor light emitting element and backlight assembly including the same
US-2017263831-A1 · Sep 14, 2017 · US
Light-emitting device, method for designing light-emitting device, method for driving light-emitting device, illumination method, and method for manufacturing light-emitting device
US-9755118-B2 · Sep 5, 2017 · US
LED module with high index lens
US-9755124-B2 · Sep 5, 2017 · US
Light emitting device package and light emitting apparatus having the same
US-2017222109-A1 · Aug 3, 2017 · US
LED lighting apparatus
US-9721934-B2 · Aug 1, 2017 · US
Light emitting device
US-2017200868-A1 · Jul 13, 2017 · US
Display device and method of manufacturing the same
US-9691742-B2 · Jun 27, 2017 · US
Optoelectronic component device, method of producing an optoelectronic component device, and method of operating an optoelectronic component device, method of operating an optoelectronic device having improved emission characteristics
US-9664342-B2 · May 30, 2017 · US
Led lighting apparatus
US-2017148776-A1 · May 25, 2017 · US
Light emitting device package
US-9659916-B2 · May 23, 2017 · US
Package for light emitting apparatus and light emitting apparatus including the same
US-9647190-B2 · May 9, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L25/13?
- CPC H01L25/13 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L25/13 (Electricity)?
- Our database includes 514 publications tagged with this CPC code.
- Is patent activity under CPC H01L25/13 growing?
- Publication counts under this code: 64 in 2024 vs 40 in 2025 (latest complete years).