Ronghua LI

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Zhuhai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus of heating control, image forming device, and...
- Patent number 12,105,452
- Issue date Oct 1, 2024
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua Li
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical scanner and electrophotographic image forming apparatus
- Patent number 11,841,498
- Issue date Dec 12, 2023
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua Li
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical scanner and electrophotographic image forming apparatus
- Patent number 11,822,071
- Issue date Nov 21, 2023
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua Li
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOGRAPHIC FIXING TEMPERATURE CONTROL METHOD
- Publication number 20240353780
- Publication date Oct 24, 2024
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua LI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HEATING CONTROL METHOD AND IMAGE FORMING APPARATUS
- Publication number 20240142901
- Publication date May 2, 2024
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua LI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD AND APPARATUS OF HEATING CONTROL, IMAGE FORMING DEVICE, AND...
- Publication number 20230185220
- Publication date Jun 15, 2023
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua LI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL SCANNER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20220075182
- Publication date Mar 10, 2022
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua LI
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20220075181
- Publication date Mar 10, 2022
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Ronghua LI
- G02 - OPTICS