Inventor

CAO XIUYAN

CN5 patents

⚠️ This page may combine multiple inventors who share the name “CAO XIUYAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HISENSE LASER DISPLAY CO LTD

2 patents

US11287732B2Mar 29, 2022

Optical illumination system and projection device

HISENSE LASER DISPLAY CO LTD0 citations50

US12167178B2Dec 10, 2024

Projection apparatus and projection display method

HISENSE LASER DISPLAY CO LTD0 citations40

HISENSE CO LTD

2 patents

US9977314B1May 22, 2018

Light-pipe adjusting apparatus

HISENSE CO LTD0 citations46

US10222687B2Mar 5, 2019

Light homogenizing device and laser projection apparatus

HISENSE CO LTD0 citations34

QINGDAO HISENSE LASER DISPLAY CO LTD

1 patent

US10389968B1Aug 20, 2019

Laser projection device

QINGDAO HISENSE LASER DISPLAY CO LTD0 citations43