JINHUA DUAN

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ZHONGSHAN, CN

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Patents Grantslast 30 patents

Information Patent Grant
Backpack
- Patent number D1030304
- Issue date Jun 11, 2024
- ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIPMENT CO., LTD.
- Jinhua Duan
- D03 - Travel goods and personal belongings
Information Patent Grant
Trolley case
- Patent number D1029501
- Issue date Jun 4, 2024
- ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIPMENT CO., LTD.
- Jinhua Duan
- D03 - Travel goods and personal belongings
Information Patent Grant
Light emitting module for spotlight and spotlight
- Patent number 11,982,432
- Issue date May 14, 2024
- ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIPMENT CO., LTD.
- Jinhua Duan
- F21 - LIGHTING
Information Patent Grant
Photographic lamp and lighting assembly
- Patent number 11,821,614
- Issue date Nov 21, 2023
- ZHONGSHAN DASHAN PHOTOGRAPHIC EQUIPMENT CO., LTD.
- Xihua Zhu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Softbox and substrate thereof
- Patent number 11,822,213
- Issue date Nov 21, 2023
- Jinhua Duan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
QUICK CONNECTION STRUCTURE
- Publication number 20230417359
- Publication date Dec 28, 2023
- Zhongshan Dashan Photographic Equipment Co., Ltd.
- JINHUA DUAN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LIGHT EMITTING MODULE FOR SPOTLIGHT AND SPOTLIGHT
- Publication number 20230375168
- Publication date Nov 23, 2023
- Zhongshan Dashan Photographic Equipment Co., Ltd.
- JINHUA DUAN
- F21 - LIGHTING
Information Patent Application
FLAT LAMP AND LIGHTING MODULE THEREOF
- Publication number 20230184405
- Publication date Jun 15, 2023
- Zhongshan Dashan Photographic Equipment Co., Ltd.
- XIHUA ZHU
- F21 - LIGHTING
Information Patent Application
PHOTOGRAPHIC LAMP AND LIGHTING ASSEMBLY
- Publication number 20230184416
- Publication date Jun 15, 2023
- Zhongshan Dashan Photographic Equipment Co., Ltd.
- XIHUA ZHU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY