Inventor
Wen-Yen Chiang
Inventor
Taipei, TW
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds30%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices30%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds20%
B01DSeparation10%
C07CAcyclic or carbocyclic compounds10%
PatentTitleYear
5,317,069'Maleimide-alt-silylstyrene copolymer'19945,262,500'Preparation of novel silicon-containing photoresists for use in IC microlithography'19935,010,134'Acrylate/maleic anhydride copolymer grafted polyvinyl alcohol graft terpolymers'19914,935,535'Ultraviolet-autocurable benzophenone tetracarboxylic dianhydride-based polyurethane acrylate oligomers'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1994Patents assigned to NAT SCIENCE COUNCIL (3)· patent assignee history
1990–1994Based in Taipei, TW· patent location history
1993Patents assigned to TATUNG CO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NAT SCIENCE COUNCIL | 3 | 1990–1994 |
| TATUNG CO | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Taipei, TW | 4 | 1990–1994 |