BEIJING UPHOTON OPTOELECTRONICS DEVELOPMENT CO., LTD.

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Beijing, CN

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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
DIFFRACTIVE OPTICAL WAVEGUIDE AND DISPLAY DEVICE
- Publication number 20230221503
- Publication date Jul 13, 2023
- BEIJING UPHOTON OPTOELECTRONICS DEVELOPMENT CO., LTD.
- Zhentao FAN
- 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