Embedding and extracting watermark in video data
US-12579598-B2 · Mar 17, 2026 · US
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Wang Lifu patents
Wang Lifu is listed as an inventor on 11 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Lifu |
| Total patents | 11 |
| First publication | Dec 20, 2018 |
| Latest publication | Mar 17, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Content extraction method and apparatus, electronic device, and storage medium
US-2026029900-A1 · Jan 29, 2026 · US
Positioning method, electronic device, computer-readable storage medium and positioning system
US-2025097894-A1 · Mar 20, 2025 · US
Networking and positioning method, system and device, and storage medium
US-12156168-B2 · Nov 26, 2024 · US
Light-emitting diode and method for preparing the same
US-11581503-B2 · Feb 14, 2023 · US
Method for embedding watermark in video data and apparatus, method for extracting watermark in video data and apparatus, device, and storage medium
US-2023008085-A1 · Jan 12, 2023 · US
Networking and positioning method, system and device, and storage medium
US-2022394654-A1 · Dec 8, 2022 · US
Light-emitting diode and method for preparing the same
US-2021210710-A1 · Jul 8, 2021 · US
Light-emitting diode and method for preparing the same
US-10998517-B2 · May 4, 2021 · US
Light-emitting diode and method for preparing the same
US-2020044176-A1 · Feb 6, 2020 · US
Recent patents
Latest publications not already listed above.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Beijing Boe Display Tech Co | 4 |
| Boe Technology Group Co Ltd | 4 |
| Tencent Tech Shenzhen Co Ltd | 4 |
| Gree Electric Appliances Inc Zhuhai | 3 |
| Leayun Tech Co Ltd Of Zhuhai | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H10K85/50 | 4 |
| H10K71/40 | 4 |
| H10K71/441 | 4 |
| H10K50/135 | 4 |
| H10K50/13 | 4 |