Inventor

CHANG JUI-PING

TW4 patents

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

CHANG JUI-PING

2 patents

US8721086B2May 13, 2014

Projection apparatus having light beam adjusting element

CHANG JUI-PING1 citations41

US9039189B2May 26, 2015

Projection apparatus

CHANG JUI-PING0 citations33

LIQXTAL TECH INC

1 patent

US10274719B2Apr 30, 2019

Optical system

LIQXTAL TECH INC4 citations68

IND TECH RES INST

1 patent

US11815367B2Nov 14, 2023

Battery-free rotation detecting device

IND TECH RES INST1 citations55