Membership
Tour
Register
Log in
Weichong Du
Follow
Person
Burnaby, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Ultra-large size flat panel display maskless photolithography syste...
Patent number
9,001,305
Issue date
Apr 7, 2015
Wenhui Mei
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Double-sided maskless exposure system and method
Patent number
8,994,916
Issue date
Mar 31, 2015
Wenhui Mei
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
Ultra-Large Size Flat Panel Display Maskless Photolithography Syste...
Publication number
20130088704
Publication date
Apr 11, 2013
ZHONGSHAN AISCENT TECHNOLOGIES, INC.
Wenhui Mei
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Double-Sided Maskless Exposure System and Method
Publication number
20130044300
Publication date
Feb 21, 2013
Wenhui Mei
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY