Chenhao DOU

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Tongxiang City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Diffractive optical waveguide and display device
- Patent number 11,988,838
- Issue date May 21, 2024
- Jiaxing UPhoton Optoelectronics Technology Co., Ltd.
- Chenhao Dou
- G02 - OPTICS
Information Patent Grant
Diffractive optical waveguide and display device
- Patent number 11,774,767
- Issue date Oct 3, 2023
- Jiaxing UPhoton Optoelectronics Technology Co., Ltd.
- Yuming Song
- G02 - OPTICS
Information Patent Grant
Mobile apparatus obstacle detection system, mobile apparatus, and g...
- Patent number 11,776,152
- Issue date Oct 3, 2023
- JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Chenhao Dou
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for designing diffraction suppression optical component, dis...
- Patent number 11,693,253
- Issue date Jul 4, 2023
- JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Zhentao Fan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIFFRACTIVE OPTICAL WAVEGUIDE AND DISPLAY DEVICE
- Publication number 20230296901
- Publication date Sep 21, 2023
- BEIJING UPHOTON OPTOELECTRONICS DEVELOPMENT CO., LTD.
- Chenhao DOU
- G02 - OPTICS
Information Patent Application
MOBILE APPARATUS OBSTACLE DETECTION SYSTEM, MOBILE APPARATUS, AND G...
- Publication number 20230186507
- Publication date Jun 15, 2023
- BEIJING UPHOTON OPTOELECTRONICS DEVELOPMENT CO., LTD.
- Chenhao DOU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR DESIGNING DIFFRACTION SUPPRESSION OPTICAL COMPONENT, DIS...
- Publication number 20230142069
- Publication date May 11, 2023
- JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY CO, LTD.
- Zhenato FAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE