Membership
Tour
Register
Log in
Efon Technology Co., Ltd.
Follow
Organization
Tainan, TW
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Brightness enhancement film having a light-guiding structure
Patent number
7,269,328
Issue date
Sep 11, 2007
Efon Technology Co., Ltd.
Shih-Chieh Tang
G02 - OPTICS