Display substrate, manufacturing method thereof, intermediate substrate, and electronic paper display apparatus
US-2025093730-A1 · Mar 20, 2025 · US
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Chi Yanfei patents
Chi Yanfei is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Chi Yanfei |
| Total patents | 15 |
| First publication | Jan 9, 2020 |
| Latest publication | Mar 20, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Pixel structure, display panel and display apparatus
US-2025081784-A1 · Mar 6, 2025 · US
Pixel structure, display panel and display apparatus
US-2023049993-A1 · Feb 16, 2023 · US
Pixel structure, display panel and display apparatus
US-11522018-B2 · Dec 6, 2022 · US
Phosphors and preparation method thereof as well as white LED
US-11332665-B2 · May 17, 2022 · US
Phosphors and preparation method thereof as well as white led
US-2021403807-A1 · Dec 30, 2021 · US
Light emitting device and fabrication method thereof, and electronic apparatus
US-11211574-B2 · Dec 28, 2021 · US
Light emitting device and fabrication method thereof, and electronic apparatus
US-2021336170-A1 · Oct 28, 2021 · US
Display module, display device and working method thereof
US-11064186-B2 · Jul 13, 2021 · US
Detection panel and manufacturing method thereof
US-11056605-B2 · Jul 6, 2021 · US
Recent patents
Latest publications not already listed above.
Pixel structure, display panel and display apparatus
US-2020403042-A1 · Dec 24, 2020 · US
Optical detection sensor
US-10794759-B2 · Oct 6, 2020 · US
Display module, display device and working method thereof
US-2020296353-A1 · Sep 17, 2020 · US
Detection panel and manufacturing method thereof
US-2020135957-A1 · Apr 30, 2020 · US
Optical detection sensor
US-2020011730-A1 · Jan 9, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Fuzhou Boe Optoelectronics Tech Co Ltd | 14 |
| Boe Technology Group Co Ltd | 14 |
| Beijing Boe Technology Dev Co Ltd | 1 |
| Fuzhou Boe Optoelectronics Tech Co | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10K50/11 | 6 |
| H10K59/351 | 4 |
| H10K59/353 | 4 |
| H10K59/121 | 4 |
| H10K59/35 | 4 |