Inventor

CHUNG YU-FEN

TW2 patents

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

TOPRAY TECHNOLOGIES INC

1 patent

US7519286B2Apr 14, 2009

Apparatus of driving lens for focusing

TOPRAY TECHNOLOGIES INC2 citations56

CHANG TSO-YU

1 patent

US8967803B2Mar 3, 2015

Image capturing apparatus and auto-focusing method thereof

CHANG TSO-YU0 citations25