Jingjian GONG

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Weifang, Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Projection optical path and projection device
- Patent number 12,038,681
- Issue date Jul 16, 2024
- GOERTEK OPTICAL TECHNOLOGY CO., LTD
- Jingjian Gong
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION OPTICAL PATH AND PROJECTION DEVICE
- Publication number 20230408898
- Publication date Dec 21, 2023
- Jingjian GONG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTION OPTICAL PATH AND PROJECTION DEVICE
- Publication number 20230408894
- Publication date Dec 21, 2023
- Jingjian GONG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROJECTION OPTICAL PATH AND PROJECTION DEVICE
- Publication number 20230296971
- Publication date Sep 21, 2023
- GOERTEK OPTICAL TECHNOLOGY CO., LTD.
- Jingjian GONG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY