Inventor

CHANG SHIH-TSUNG

TW4 patents

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

TAIWAN GREEN POINT ENTPR CO

2 patents

US7950829B2May 31, 2011

High efficiency light emitting diode apparatus

TAIWAN GREEN POINT ENTPR CO9 citations81

US10094965B2Oct 9, 2018

Pattern displaying device

TAIWAN GREEN POINT ENTPR CO2 citations64

TAIWAN GREEN POINT ENTPR CO LT

1 patent

US6814457B2Nov 9, 2004

Light guide structure for light guide plate

TAIWAN GREEN POINT ENTPR CO LT14 citations79

ELO TOUCH SOLUTIONS INC

1 patent

US12360620B2Jul 15, 2025

OSD system for public-place-device, and self-service device

ELO TOUCH SOLUTIONS INC0 citations38