BEIJING LLVISION TECHNOLOGY CO., LTD.

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Patents Grantslast 30 patents

Information Patent Grant
Broadband cascaded splitting film array waveguide and display syste...
- Patent number 11,815,711
- Issue date Nov 14, 2023
- BEIJING LLVISION TECHNOLOGY CO., LTD.
- Yong Li
- G02 - OPTICS
Information Patent Grant
Plate waveguide
- Patent number 11,256,021
- Issue date Feb 22, 2022
- BEIJING LLVISION TECHNOLOGY CO., LTD.
- Yong Li
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
HEARING AID CONTROL METHOD, AND HEARING AID DEVICE AND STORAGE MEDIUM
- Publication number 20250008279
- Publication date Jan 2, 2025
- Beijing LLVision Technology Co., Ltd.
- Xianglong LIANG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
PLATE WAVEGUIDE
- Publication number 20200249389
- Publication date Aug 6, 2020
- BEIJING LLVISION TECHNOLOGY CO., LTD.
- Yong LI
- G02 - OPTICS

Trademarklast 30 trademarks

Information Trademark
79378021 - LEION HEY
- Serial number 79378021
- Registration number 7525755
- Filing date Mar 6, 2023
- BEIJING LLVISION TECHNOLOGY CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79257287
- Serial number 79257287
- Registration number 6004602
- Filing date Feb 4, 2019
- BEIJING LLVISION TECHNOLOGY CO. LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79257288 - LEION
- Serial number 79257288
- Registration number 6132416
- Filing date Feb 4, 2019
- BEIJING LLVISION TECHNOLOGY CO., LTD.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments