Zhenghua ZHANG

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Irradiation angle adjustment method and system of lamp and lamp wit...
- Patent number 11,968,760
- Issue date Apr 23, 2024
- Opple Lighting Co., Ltd
- Zhijun Li
- F21 - LIGHTING
Information Patent Grant
Angle-adjustable tripod universal joint
- Patent number 11,384,798
- Issue date Jul 12, 2022
- Shanghai GKN Huayu Driveline Systems Company Limited
- Xiaotian Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Combined lamp and illumination system
- Patent number 11,029,013
- Issue date Jun 8, 2021
- Opple Lighting Co., Ltd
- Zhenghua Zhang
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
IRRADIATION ANGLE ADJUSTMENT METHOD AND SYSTEM OF LAMP AND LAMP WIT...
- Publication number 20210378075
- Publication date Dec 2, 2021
- OPPLE LIGHTING CO., LTD.
- Zhijun LI
- F21 - LIGHTING
Information Patent Application
COMBINED LAMP AND ILLUMINATION SYSTEM
- Publication number 20200332992
- Publication date Oct 22, 2020
- OPPLE LIGHTING CO., LTD.
- Zhenghua ZHANG
- F21 - LIGHTING
Information Patent Application
Angle-Adjustable Tripod Universal Joint
- Publication number 20190323650
- Publication date Oct 24, 2019
- Shanghai GKN Huayu Driveline Systems Company Limited
- Xiaotian LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...