Honghai Liu

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Sichuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Control circuit, control method and displaying device
- Patent number 12,307,986
- Issue date May 20, 2025
- HKC CORPORATION LIMITED
- Honghai Liu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Light emitting diode (LED) drive circuit providing over-voltage pro...
- Patent number 11,967,273
- Issue date Apr 23, 2024
- MIANYANG HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Peiyang Lin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
CONTROL CIRCUIT, CONTROL METHOD AND DISPLAYING DEVICE
- Publication number 20240221689
- Publication date Jul 4, 2024
- HKC Corporation Limited
- Honghai LIU
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
CONTROL CIRCUIT, DRIVE DEVICE, AND DISPLAY
- Publication number 20230351949
- Publication date Nov 2, 2023
- MIANYANG HKC OPTOELECTRONICS TECHNOLOGY CO., LTD
- Peiyang LIN
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS